[Perf] Linux/x64: 432 Improvements on 3/1/2023 5:53:50 PM

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
EqualsBenchmark - Duration of single invocation	37.88 ns	2.35 ns	0.06	0.65	False
BitwiseAndOperatorBenchmark - Duration of single invocation	8.12 ns	3.38 ns	0.42	0.59	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt32>*'

Payloads

Baseline
Compare

Histogram

System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt32>.EqualsBenchmark

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.3504645181334403 < 36.133905777350044.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 83.82184290223827 (T) = (0 -2.4033228663164667) / Math.Sqrt((77.47532289461495 / (299)) + (0.39769102548428065 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.9476433350193317 = (45.902902089043444 - 2.4033228663164667) / 45.902902089043444 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Runtime.Intrinsics.Tests.Perf_Vector128Of&lt;UInt32&gt;.BitwiseAndOperatorBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.3784204967092313 < 7.51335966092441.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 22.59624300776912 (T) = (0 -3.2202625777823024) / Math.Sqrt((25.644370280632685 / (299)) + (0.7224920841786071 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.6938207949694256 = (10.517574429853045 - 3.2202625777823024) / 10.517574429853045 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Numerics.Tests.Perf_Plane

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
DotBenchmark - Duration of single invocation	9.83 ns	2.39 ns	0.24	0.59	False
TransformByQuaternionBenchmark - Duration of single invocation	13.00 ns	6.39 ns	0.49	0.62	False
TransformByMatrix4x4Benchmark - Duration of single invocation	62.30 ns	40.08 ns	0.64	0.32	False
CreateFromVector4Benchmark - Duration of single invocation	15.23 ns	10.15 ns	0.67	0.51	False
NormalizeBenchmark - Duration of single invocation	8.03 ns	6.01 ns	0.75	0.68	False
EqualsBenchmark - Duration of single invocation	10.05 ns	6.84 ns	0.68	0.55	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tests.Perf_Plane*'

Payloads

Baseline
Compare

Histogram

System.Numerics.Tests.Perf_Plane.DotBenchmark

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.3875345849762537 < 9.563554703055278.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 67.55848598190323 (T) = (0 -2.3315750961115733) / Math.Sqrt((1.4510980712235502 / (299)) + (0.335137463424731 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.770640112992586 = (10.165574837574825 - 2.3315750961115733) / 10.165574837574825 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Plane.TransformByQuaternionBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 6.386071628281873 < 12.53722060572362.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 36.20387992688354 (T) = (0 -5.865585318198419) / Math.Sqrt((2.5072676860083085 / (299)) + (1.7002690726795162 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.5845880196247957 = (14.119923341884757 - 5.865585318198419) / 14.119923341884757 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Plane.TransformByMatrix4x4Benchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 40.08431199761604 < 62.160670694999055.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 43.109919410631676 (T) = (0 -40.645750894204696) / Math.Sqrt((42.82524507197671 / (299)) + (3.822617174726459 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.342513255762069 = (61.8198788803198 - 40.645750894204696) / 61.8198788803198 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Plane.CreateFromVector4Benchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 10.154606401404411 < 14.349560454901743.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 25.05795795177524 (T) = (0 -10.77899773107639) / Math.Sqrt((3.7935108542845484 / (299)) + (1.3166781603443258 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.33378491038142566 = (16.179456003087004 - 10.77899773107639) / 16.179456003087004 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Plane.NormalizeBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 6.008245034960866 < 6.831649399179084.
IsChangePoint: Marked as a change because one of 1/9/2023 3:58:12 PM, 2/28/2023 10:21:25 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 8.894628766407392 (T) = (0 -5.6337322622632335) / Math.Sqrt((2.2101159065359295 / (299)) + (2.474120018834322 / (43))) is greater than 1.9669657340893643 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (43) - 2, .975) and 0.28688685471937286 = (7.900194098997046 - 5.6337322622632335) / 7.900194098997046 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Plane.EqualsBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 6.843160673604035 < 9.599951003259232.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 17.796139218640445 (T) = (0 -7.154726441090106) / Math.Sqrt((1.5425633298969157 / (299)) + (1.2813967088113203 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3265845436067653 = (10.624535527310751 - 7.154726441090106) / 10.624535527310751 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Globalization.Tests.StringSearch

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
IsSuffix_DifferentLastChar - Duration of single invocation	96.31 ns	56.78 ns	0.59	0.15	False
IsPrefix_FirstHalf - Duration of single invocation	61.97 ns	43.71 ns	0.71	0.32	False
IsPrefix_FirstHalf - Duration of single invocation	98.68 ns	65.87 ns	0.67	0.21	False
LastIndexOf_Word_NotFound - Duration of single invocation	124.46 ns	70.43 ns	0.57	0.11	False
IsSuffix_SecondHalf - Duration of single invocation	68.43 ns	51.00 ns	0.75	0.37	False
IsSuffix_DifferentLastChar - Duration of single invocation	181.05 ns	109.59 ns	0.61	0.03	False
IsSuffix_SecondHalf - Duration of single invocation	105.42 ns	67.63 ns	0.64	0.17	False
IndexOf_Word_NotFound - Duration of single invocation	138.86 ns	78.40 ns	0.56	0.10	False
IndexOf_Word_NotFound - Duration of single invocation	160.79 ns	85.68 ns	0.53	0.10	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Globalization.Tests.StringSearch*'

Payloads

Baseline
Compare

Histogram

System.Globalization.Tests.StringSearch.IsSuffix_DifferentLastChar(Options: (en-US, Ordinal, False))

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 56.77639208944407 < 91.32032662568412.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 90.61088066610418 (T) = (0 -55.444851739148575) / Math.Sqrt((22.71767254033837 / (299)) + (4.767143394731734 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.4211582717630838 = (95.78585826565592 - 55.444851739148575) / 95.78585826565592 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (en-US, Ordinal, False))

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 43.706612382518564 < 59.15158304391815.
IsChangePoint: Marked as a change because one of 1/11/2023 11:00:48 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 47.17859106278536 (T) = (0 -40.982896753432684) / Math.Sqrt((7.201237787639589 / (299)) + (5.874883029213657 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3248671963484163 = (60.70345942571435 - 40.982896753432684) / 60.70345942571435 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (en-US, OrdinalIgnoreCase, False))

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 65.87126643526067 < 92.93276731005088.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 59.0128302140388 (T) = (0 -69.04677034073717) / Math.Sqrt((25.117480238591998 / (299)) + (8.372228241407578 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3183804260148899 = (101.29810377517927 - 69.04677034073717) / 101.29810377517927 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, Ordinal, False))

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 70.43452111136136 < 118.24083461310559.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 76.6155801286455 (T) = (0 -72.21560327116444) / Math.Sqrt((130.68853766051376 / (299)) + (5.893213390685456 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.44863054801592 = (130.97498058933007 - 72.21560327116444) / 130.97498058933007 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_SecondHalf(Options: (en-US, Ordinal, False))

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 50.99500458921842 < 60.77941519239666.
IsChangePoint: Marked as a change because one of 1/11/2023 4:46:06 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 32.35994860912839 (T) = (0 -42.787292049888585) / Math.Sqrt((8.088809344994184 / (299)) + (11.28880923361522 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.29848541550419594 = (60.99273343068252 - 42.787292049888585) / 60.99273343068252 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_DifferentLastChar(Options: (en-US, OrdinalIgnoreCase, False))

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 109.58935190339449 < 171.80165108882002.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 113.8809264274511 (T) = (0 -111.50317961148325) / Math.Sqrt((84.93627435465508 / (299)) + (4.623866133545689 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3932263964425142 = (183.76405789201314 - 111.50317961148325) / 183.76405789201314 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_SecondHalf(Options: (en-US, OrdinalIgnoreCase, False))

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 67.63267675055951 < 96.42681846974354.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 61.257170758247455 (T) = (0 -70.65285759652984) / Math.Sqrt((19.173410809731823 / (299)) + (8.638485398983688 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3166444317821573 = (103.3910615242208 - 70.65285759652984) / 103.3910615242208 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, Ordinal, False))

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 78.39763828862358 < 130.0580520568554.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 103.69006511789173 (T) = (0 -81.08064248160888) / Math.Sqrt((22.883741684694083 / (299)) + (7.65055728851923 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.4004176856004112 = (135.2285424942889 - 81.08064248160888) / 135.2285424942889 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, OrdinalIgnoreCase, False))

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 85.67734075276036 < 154.89323243057615.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 53.82727290796862 (T) = (0 -81.27241324356707) / Math.Sqrt((741.2110454273915 / (299)) + (14.900481196654543 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.5283606608533813 = (172.31898719606568 - 81.27241324356707) / 172.31898719606568 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Text.Json.Serialization.Tests.ReadJson<BinaryData>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
DeserializeFromUtf8Bytes - Duration of single invocation	3.45 μs	2.52 μs	0.73	0.02	False
DeserializeFromReader - Duration of single invocation	5.23 μs	3.42 μs	0.65	0.01	False
DeserializeFromReader - Duration of single invocation	5.05 μs	3.29 μs	0.65	0.02	False
DeserializeFromString - Duration of single invocation	4.42 μs	2.98 μs	0.68	0.02	False
DeserializeFromString - Duration of single invocation	4.53 μs	3.26 μs	0.72	0.01	False
DeserializeFromUtf8Bytes - Duration of single invocation	3.38 μs	2.45 μs	0.73	0.02	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson<BinaryData>*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.ReadJson<BinaryData>.DeserializeFromUtf8Bytes(Mode: Reflection)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.52072899846752 < 3.3175170808135372.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 126.42391474313808 (T) = (0 -2558.49571784813) / Math.Sqrt((6866.964059527124 / (299)) + (1109.2961644651184 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.26160977598901497 = (3464.964235238937 - 2558.49571784813) / 3464.964235238937 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;BinaryData&gt;.DeserializeFromReader(Mode: Reflection)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.41657613331885 < 5.007440999420487.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 164.55051675243098 (T) = (0 -3464.1396826662667) / Math.Sqrt((11314.433255062686 / (299)) + (3106.0658907942766 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3398747373177219 = (5247.700517611574 - 3464.1396826662667) / 5247.700517611574 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;BinaryData&gt;.DeserializeFromReader(Mode: SourceGen)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.2947326706722397 < 4.885266989630331.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 148.9508557247109 (T) = (0 -3311.097005810305) / Math.Sqrt((17194.95967274966 / (299)) + (3297.6270841019414 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.349034943878676 = (5086.443542052735 - 3311.097005810305) / 5086.443542052735 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;BinaryData&gt;.DeserializeFromString(Mode: SourceGen)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.9817960535133063 < 4.1659253409553125.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 116.24608530123072 (T) = (0 -3034.058435710919) / Math.Sqrt((15303.793753483502 / (299)) + (2753.713525884887 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.29717377415137436 = (4316.939698781805 - 3034.058435710919) / 4316.939698781805 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;BinaryData&gt;.DeserializeFromString(Mode: Reflection)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.2567315597806274 < 4.293511755348292.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 135.50702038179844 (T) = (0 -3160.2491114800787) / Math.Sqrt((10721.973026545646 / (299)) + (2319.5658893538102 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.2951124920731198 = (4483.338229066615 - 3160.2491114800787) / 4483.338229066615 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;BinaryData&gt;.DeserializeFromUtf8Bytes(Mode: SourceGen)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.449974720795968 < 3.15361267643525.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 124.35942067775424 (T) = (0 -2442.2074316530416) / Math.Sqrt((8585.58411508237 / (299)) + (812.188244643488 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.26384190705753585 = (3317.5040185884595 - 2442.2074316530416) / 3317.5040185884595 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Tests.Perf_Array

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
IndexOfChar - Duration of single invocation	52.70 ns	38.02 ns	0.72	0.40	False
Reverse - Duration of single invocation	91.17 ns	51.04 ns	0.56	0.18	False
IndexOfShort - Duration of single invocation	58.94 ns	31.13 ns	0.53	0.39	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Array*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Array.IndexOfChar

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 38.023423184878695 < 50.37180656735726.
IsChangePoint: Marked as a change because one of 1/12/2023 10:41:19 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 49.328935516159305 (T) = (0 -33.141830826078554) / Math.Sqrt((13.140359372246463 / (299)) + (5.637948068888716 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3925546837086565 = (54.55936515968301 - 33.141830826078554) / 54.55936515968301 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Array.Reverse

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 51.041826943220826 < 87.60047458448544.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 118.329898656325 (T) = (0 -52.371901382529884) / Math.Sqrt((6.357570746221251 / (299)) + (3.8822584285031936 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.43987467959140464 = (93.50032836281368 - 52.371901382529884) / 93.50032836281368 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Array.IndexOfShort

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 31.12743851256876 < 52.424333612332546.
IsChangePoint: Marked as a change because one of 1/10/2023 11:45:30 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 46.37426954163489 (T) = (0 -33.26333945978561) / Math.Sqrt((13.156950044109655 / (299)) + (6.43393058931364 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.38924673836010654 = (54.46281100566275 - 33.26333945978561) / 54.46281100566275 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Memory.Span<Byte>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
IndexOfValue - Duration of single invocation	111.38 ns	20.66 ns	0.19	0.11	False
SequenceCompareTo - Duration of single invocation	111.83 ns	48.72 ns	0.44	0.12	False
IndexOfAnyTwoValues - Duration of single invocation	14.39 ns	9.95 ns	0.69	0.54	False
Reverse - Duration of single invocation	167.01 ns	31.73 ns	0.19	0.08	False
Reverse - Duration of single invocation	25.59 ns	14.12 ns	0.55	0.50	False
LastIndexOfValue - Duration of single invocation	111.21 ns	21.74 ns	0.20	0.06	False
SequenceEqual - Duration of single invocation	14.15 ns	11.23 ns	0.79	0.57	False
IndexOfAnyThreeValues - Duration of single invocation	139.18 ns	26.26 ns	0.19	0.06	False
SequenceCompareTo - Duration of single invocation	26.16 ns	20.30 ns	0.78	0.58	False
IndexOfAnyThreeValues - Duration of single invocation	16.54 ns	11.57 ns	0.70	0.53	False
LastIndexOfAnyValues - Duration of single invocation	123.16 ns	22.90 ns	0.19	0.08	False
IndexOfAnyTwoValues - Duration of single invocation	109.04 ns	27.31 ns	0.25	0.07	False
EndsWith - Duration of single invocation	48.30 ns	24.22 ns	0.50	0.21	False
StartsWith - Duration of single invocation	50.37 ns	22.74 ns	0.45	0.17	False
SequenceEqual - Duration of single invocation	89.32 ns	40.71 ns	0.46	0.11	False
IndexOfValue - Duration of single invocation	14.87 ns	9.35 ns	0.63	0.55	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Memory.Span<Byte>*'

Payloads

Baseline
Compare

Histogram

System.Memory.Span<Byte>.IndexOfValue(Size: 512)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 20.656901378141967 < 106.18385662500349.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 248.77314319537948 (T) = (0 -21.48498182075733) / Math.Sqrt((18.068097772834864 / (299)) + (2.6370747403686163 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.805573978169708 = (110.50466197117817 - 21.48498182075733) / 110.50466197117817 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Byte&gt;.SequenceCompareTo(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 48.72106514458289 < 105.0568631112744.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 134.78693465286057 (T) = (0 -48.70596249504975) / Math.Sqrt((22.04446770100712 / (299)) + (4.903446544542999 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.5527566008669047 = (108.90258545896465 - 48.70596249504975) / 108.90258545896465 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Byte&gt;.IndexOfAnyTwoValues(Size: 33)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 9.952009604369673 < 13.72219966870943.
IsChangePoint: Marked as a change because one of 1/26/2023 4:17:33 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 18.82443381643564 (T) = (0 -10.81466726153503) / Math.Sqrt((3.515293714565558 / (299)) + (2.563295533446645 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.32638082040573 = (16.054571468776842 - 10.81466726153503) / 16.054571468776842 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Byte&gt;.Reverse(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 31.733886746252427 < 157.47829333276317.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 140.21464232071565 (T) = (0 -33.706676965512976) / Math.Sqrt((251.36434217189594 / (299)) + (6.470018459949868 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8067077775644067 = (174.38196188542625 - 33.706676965512976) / 174.38196188542625 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Byte&gt;.Reverse(Size: 33)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 14.124294955220677 < 24.311754228517582.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 44.93674927494131 (T) = (0 -14.986255485382648) / Math.Sqrt((6.344257109761861 / (299)) + (1.8552977906291561 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.44023063902832155 = (26.772196783633674 - 14.986255485382648) / 26.772196783633674 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Byte&gt;.LastIndexOfValue(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 21.74285364954708 < 105.42016027058534.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 175.72321968551964 (T) = (0 -21.630157631943025) / Math.Sqrt((51.172492161789485 / (299)) + (2.7084264052067932 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7993915460658897 = (107.82276224035618 - 21.630157631943025) / 107.82276224035618 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Byte&gt;.SequenceEqual(Size: 33)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 11.230456328721866 < 13.689618788240157.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 11.974921571246773 (T) = (0 -11.923258496989376) / Math.Sqrt((1.5894134233353607 / (299)) + (1.8112914856413667 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.1859939638167731 = (14.64762909240336 - 11.923258496989376) / 14.64762909240336 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Byte&gt;.IndexOfAnyThreeValues(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 26.25962051639902 < 132.23600080646239.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 115.84552616493116 (T) = (0 -27.06995744743561) / Math.Sqrt((326.7329924497916 / (299)) + (1.9610766794019596 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.820638188936822 = (150.92375175616712 - 27.06995744743561) / 150.92375175616712 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Byte&gt;.SequenceCompareTo(Size: 33)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 20.298887845254715 < 20.447672201090313.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 10.890958213728737 (T) = (0 -19.10073968107373) / Math.Sqrt((5.009284695488906 / (299)) + (4.783085244958089 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.17551854169280817 = (23.16697299693188 - 19.10073968107373) / 23.16697299693188 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Byte&gt;.IndexOfAnyThreeValues(Size: 33)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 11.572592679631384 < 14.811339724629553.
IsChangePoint: Marked as a change because one of 1/27/2023 3:43:27 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 19.76121210301321 (T) = (0 -12.608782670635106) / Math.Sqrt((4.648196330516126 / (299)) + (1.9018599335602313 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.2864267293104441 = (17.66992008886587 - 12.608782670635106) / 17.66992008886587 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Byte&gt;.LastIndexOfAnyValues(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 22.902298290678342 < 116.1682704712966.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 138.6803352675064 (T) = (0 -24.456469977552786) / Math.Sqrt((132.28147983535965 / (299)) + (4.015306912144528 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8072331220253535 = (126.8707063916312 - 24.456469977552786) / 126.8707063916312 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Byte&gt;.IndexOfAnyTwoValues(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 27.306594534795007 < 103.67474556689432.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 108.43968912888008 (T) = (0 -23.782382743559914) / Math.Sqrt((198.42715184063883 / (299)) + (3.1608121943941554 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7973559758026276 = (117.3603950955702 - 23.782382743559914) / 117.3603950955702 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Byte&gt;.EndsWith(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 24.21865319098818 < 45.81093938185963.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 95.265410141118 (T) = (0 -24.41394339139422) / Math.Sqrt((5.414102799921598 / (299)) + (1.5147155082889614 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.4821796615470277 = (47.14751734999968 - 24.41394339139422) / 47.14751734999968 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Byte&gt;.StartsWith(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 22.73547953501711 < 44.85071279242469.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 91.91694078724198 (T) = (0 -23.635761237876302) / Math.Sqrt((4.97122314870618 / (299)) + (1.8207390746717182 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.4945708530274915 = (46.76374795449204 - 23.635761237876302) / 46.76374795449204 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Byte&gt;.SequenceEqual(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 40.71224749122595 < 86.52242731927039.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 119.99428503770268 (T) = (0 -41.5610963012284) / Math.Sqrt((21.947103641437117 / (299)) + (2.96823348317187 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.5274933305634797 = (87.9587506157138 - 41.5610963012284) / 87.9587506157138 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Byte&gt;.IndexOfValue(Size: 33)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 9.350781706921559 < 14.407949859536016.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 35.02898184900574 (T) = (0 -9.613461467603482) / Math.Sqrt((1.539916154281804 / (299)) + (0.9688739333601993 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3868952465622837 = (15.679965639966431 - 9.613461467603482) / 15.679965639966431 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Text.Json.Tests.Perf_Segment

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
ReadMultiSegmentSequence - Duration of single invocation	1.41 ms	1.22 ms	0.87	0.11	False
ReadSingleSegmentSequence - Duration of single invocation	11.18 μs	9.52 μs	0.85	0.12	False
ReadSingleSegmentSequence - Duration of single invocation	1.13 ms	938.49 μs	0.83	0.09	False
ReadSingleSegmentSequenceByN - Duration of single invocation	11.24 μs	10.16 μs	0.90	0.13	False
ReadMultiSegmentSequence - Duration of single invocation	15.15 μs	13.34 μs	0.88	0.05	False
ReadMultiSegmentSequence - Duration of single invocation	1.46 ms	1.25 ms	0.86	0.11	False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation	1.34 ms	989.03 μs	0.74	0.14	False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation	114.14 μs	103.19 μs	0.90	0.10	False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation	114.53 μs	97.73 μs	0.85	0.12	False
ReadSingleSegmentSequenceByN - Duration of single invocation	11.43 μs	10.41 μs	0.91	0.11	False
ReadSingleSegmentSequenceByN - Duration of single invocation	111.54 μs	94.15 μs	0.84	0.12	False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation	11.95 μs	10.22 μs	0.86	0.09	False
ReadSingleSegmentSequenceByN - Duration of single invocation	1.14 ms	953.29 μs	0.83	0.08	False
ReadMultiSegmentSequence - Duration of single invocation	142.02 μs	125.88 μs	0.89	0.08	False
ReadMultiSegmentSequence - Duration of single invocation	144.51 μs	124.00 μs	0.86	0.08	False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation	1.15 ms	962.77 μs	0.84	0.14	False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation	12.14 μs	10.44 μs	0.86	0.13	False
ReadMultiSegmentSequence - Duration of single invocation	12.01 μs	9.87 μs	0.82	0.11	False
ReadSingleSegmentSequenceByN - Duration of single invocation	111.30 μs	94.51 μs	0.85	0.09	False
ReadSingleSegmentSequence - Duration of single invocation	110.37 μs	94.78 μs	0.86	0.10	False
ReadSingleSegmentSequenceByN - Duration of single invocation	1.12 ms	1.00 ms	0.89	0.10	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Tests.Perf_Segment*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 8192, TestCase: Json400KB)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.2235735931952663 < 1.351889601516062.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 37.685811295623104 (T) = (0 -1247565.117866721) / Math.Sqrt((800848392.7409081 / (299)) + (874134769.3539143 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.13142836202910052 = (1436341.0723163853 - 1247565.117866721) / 1436341.0723163853 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase: Json4KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 9.517177648972952 < 10.681695647972006.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 58.134719311787315 (T) = (0 -9610.404755294692) / Math.Sqrt((54941.48749997681 / (299)) + (28257.007439180117 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.15419679938245706 = (11362.459669433605 - 9610.404755294692) / 11362.459669433605 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase: Json400KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 938.491594012605 < 1.0713263201536742.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 56.2514918881957 (T) = (0 -950977.9079399392) / Math.Sqrt((418838579.59134275 / (299)) + (329886132.3606237 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.1566398639448789 = (1127605.950630069 - 950977.9079399392) / 1127605.950630069 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json4KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 10.156163712951683 < 10.719469981765606.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 27.50758935124043 (T) = (0 -9705.485090779228) / Math.Sqrt((59514.06815755951 / (299)) + (126632.55796972115 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.14264474475890423 = (11320.260803731775 - 9705.485090779228) / 11320.260803731775 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json4KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 13.337694430308167 < 14.099302985795065.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 57.249058976307 (T) = (0 -13044.186361862528) / Math.Sqrt((52643.394015010206 / (299)) + (33840.533973422636 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.12418429361353618 = (14893.757061838567 - 13044.186361862528) / 14893.757061838567 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json400KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.2532063565088758 < 1.3702192963286712.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 29.919109522002902 (T) = (0 -1269496.1980774119) / Math.Sqrt((913350784.9806367 / (299)) + (1246090578.566052 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.12237576189310079 = (1446514.513792155 - 1269496.1980774119) / 1446514.513792155 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 4096, TestCase: Json400KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 989.0297272222223 < 1.1103706053645832.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 29.808833595806465 (T) = (0 -1002154.1186180171) / Math.Sqrt((713664414.3156241 / (299)) + (1275482253.5983088 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.14980609593961675 = (1178735.9493309672 - 1002154.1186180171) / 1178735.9493309672 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 8192, TestCase: Json40KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 103.19291212084147 < 108.2075380517814.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 48.74302401447945 (T) = (0 -97414.5596752068) / Math.Sqrt((4604447.952299167 / (299)) + (4341364.647657283 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.1511878311196343 = (114765.74352568774 - 97414.5596752068) / 114765.74352568774 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 4096, TestCase: Json40KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 97.73075682120674 < 109.0424661689077.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 28.194555053291275 (T) = (0 -99439.6362473225) / Math.Sqrt((8021925.059646328 / (299)) + (13454362.088350464 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.1474045563776241 = (116631.67683003175 - 99439.6362473225) / 116631.67683003175 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 4096, TestCase: Json4KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 10.40930135241302 < 10.722747128335264.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 45.36627127233087 (T) = (0 -9726.96421819308) / Math.Sqrt((57144.288497572656 / (299)) + (46726.940976958766 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.1480938132044068 = (11417.88188530549 - 9726.96421819308) / 11417.88188530549 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 4096, TestCase: Json40KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 94.15488211077846 < 106.4279255091427.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 35.859653914158336 (T) = (0 -96336.8062868952) / Math.Sqrt((5863460.328845835 / (299)) + (7994175.862326936 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.1499518172050874 = (113330.99492095257 - 96336.8062868952) / 113330.99492095257 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 8192, TestCase: Json4KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 10.219575104166667 < 11.42698442251312.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 74.44157487179957 (T) = (0 -10303.375298426388) / Math.Sqrt((64110.637658043124 / (299)) + (15533.27674368545 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.15170769970189507 = (12146.020062666606 - 10303.375298426388) / 12146.020062666606 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 4096, TestCase: Json400KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 953.2935974264706 < 1.0789955403900933.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 51.72687073518254 (T) = (0 -963474.7935575501) / Math.Sqrt((495305894.0894064 / (299)) + (405348600.17429864 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.15709114529083634 = (1143035.558559871 - 963474.7935575501) / 1143035.558559871 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json40KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 125.88255420054202 < 134.96801606440434.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 35.71674686731074 (T) = (0 -126628.22261579012) / Math.Sqrt((6259687.735416534 / (299)) + (7719754.030478813 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.11779313645584147 = (143535.74864185104 - 126628.22261579012) / 143535.74864185104 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 8192, TestCase: Json40KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 123.99919192913387 < 135.76976015269884.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 27.847268210862854 (T) = (0 -126051.32243928297) / Math.Sqrt((6012922.001801745 / (299)) + (13659795.480276212 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.1185124937831635 = (142998.42204260998 - 126051.32243928297) / 142998.42204260998 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 8192, TestCase: Json400KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 962.7720559954751 < 1.0888319612637363.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 34.28278347815871 (T) = (0 -979132.547353551) / Math.Sqrt((735411543.489543 / (299)) + (969898986.5512642 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.15471964135953192 = (1158352.4180407648 - 979132.547353551) / 1158352.4180407648 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 4096, TestCase: Json4KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 10.44229805812512 < 11.649630052071359.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 25.825567819825324 (T) = (0 -10696.138420526948) / Math.Sqrt((73578.40910823636 / (299)) + (151663.78600846208 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.13439281404283546 = (12356.804095496796 - 10696.138420526948) / 12356.804095496796 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 8192, TestCase: Json4KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 9.868454602499476 < 11.130503475266085.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 44.1775490850536 (T) = (0 -10023.881037277471) / Math.Sqrt((69453.71953369884 / (299)) + (51655.92199537409 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.14813350978771725 = (11766.962490541855 - 10023.881037277471) / 11766.962490541855 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json40KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 94.51117391774893 < 105.8753123055661.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 39.156854040587454 (T) = (0 -95494.70957792188) / Math.Sqrt((5326176.795270723 / (299)) + (6686407.521400508 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.15138066697326794 = (112529.50040311388 - 95494.70957792188) / 112529.50040311388 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase: Json40KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 94.77556075783971 < 106.53291251792574.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 56.19326117228784 (T) = (0 -94645.45870708395) / Math.Sqrt((5165319.844058863 / (299)) + (3121729.244296048 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.1562738314693646 = (112175.56387033811 - 94645.45870708395) / 112175.56387033811 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json400KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.0041029606584821 < 1.0709330204092262.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 48.2874378983521 (T) = (0 -956477.6559391629) / Math.Sqrt((458280565.6070734 / (299)) + (481986779.41759974 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.15836379848604495 = (1136450.2313691217 - 956477.6559391629) / 1136450.2313691217 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Collections.ContainsFalse<Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
ImmutableArray - Duration of single invocation	153.20 μs	105.92 μs	0.69	0.03	False
ICollection - Duration of single invocation	134.54 μs	84.56 μs	0.63	0.02	False
Stack - Duration of single invocation	129.53 μs	61.45 μs	0.47	0.05	False
List - Duration of single invocation	122.78 μs	78.96 μs	0.64	0.01	False
Array - Duration of single invocation	128.88 μs	98.79 μs	0.77	0.02	False
Queue - Duration of single invocation	128.24 μs	81.85 μs	0.64	0.01	False
Span - Duration of single invocation	93.27 μs	59.20 μs	0.63	0.02	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.ContainsFalse<Int32>*'

Payloads

Baseline
Compare

Histogram

System.Collections.ContainsFalse<Int32>.ImmutableArray(Size: 512)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 105.91920027449326 < 145.16556050569145.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 104.53298641199574 (T) = (0 -107841.6275114333) / Math.Sqrt((8443116.362073662 / (299)) + (5671072.249741557 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.28771290389350057 = (151401.91097229856 - 107841.6275114333) / 151401.91097229856 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.ContainsFalse&lt;Int32&gt;.ICollection(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 84.55982138030888 < 121.2837852470726.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 178.33732606446694 (T) = (0 -83234.41902026096) / Math.Sqrt((3276909.9463175586 / (299)) + (1912718.2814145323 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3441940661675097 = (126919.28316940354 - 83234.41902026096) / 126919.28316940354 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.ContainsFalse&lt;Int32&gt;.Stack(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 61.44768640164398 < 123.1120503581267.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 125.2963299994684 (T) = (0 -63602.99828980135) / Math.Sqrt((66135686.455827415 / (299)) + (3554203.430726575 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.5240220633430367 = (133625.93807712552 - 63602.99828980135) / 133625.93807712552 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.ContainsFalse&lt;Int32&gt;.List(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 78.95755471380471 < 116.90184197712107.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 267.81797408793017 (T) = (0 -79788.22248322188) / Math.Sqrt((1407193.3148365342 / (299)) + (853642.0122398819 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3537508836055137 = (123463.56917030923 - 79788.22248322188) / 123463.56917030923 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.ContainsFalse&lt;Int32&gt;.Array(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 98.7885224661345 < 123.08197773028583.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 111.78618986596312 (T) = (0 -87451.58226184746) / Math.Sqrt((3688126.6388652804 / (299)) + (5147463.157266386 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3268747070022795 = (129918.72861051979 - 87451.58226184746) / 129918.72861051979 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.ContainsFalse&lt;Int32&gt;.Queue(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 81.85490839877836 < 119.99920640840726.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 220.61306690960902 (T) = (0 -82537.13034479623) / Math.Sqrt((3495280.43061978 / (299)) + (1090822.2692039795 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.347386349322612 = (126471.65786239046 - 82537.13034479623) / 126471.65786239046 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.ContainsFalse&lt;Int32&gt;.Span(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 59.202854454139604 < 88.64349522372663.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 57.16625917228287 (T) = (0 -59312.598617414944) / Math.Sqrt((138820420.03755373 / (299)) + (823195.9472154188 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.40173064421141097 = (99140.29198308845 - 59312.598617414944) / 99140.29198308845 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<SByte>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
EqualsBenchmark - Duration of single invocation	46.65 ns	0.00 ns	0.00	0.60	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Runtime.Intrinsics.Tests.Perf_Vector128Of<SByte>*'

Payloads

Baseline
Compare

Histogram

System.Runtime.Intrinsics.Tests.Perf_Vector128Of<SByte>.EqualsBenchmark

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 0 < 37.6149863708631.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 89.62097462643541 (T) = (0 -2.635957388776029) / Math.Sqrt((58.430482157289916 / (299)) + (1.101472777476981 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.9414496911732777 = (45.02038403549769 - 2.635957388776029) / 45.02038403549769 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.IO.Tests.BinaryWriterExtendedTests

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
WriteAsciiCharArray - Duration of single invocation	3.61 μs	921.02 ns	0.26	0.00	False
WriteAsciiCharArray - Duration of single invocation	881.67 μs	212.56 μs	0.24	0.00	False
WriteAsciiString - Duration of single invocation	3.61 μs	931.29 ns	0.26	0.00	False
WriteAsciiString - Duration of single invocation	1.32 ms	512.40 μs	0.39	0.00	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.IO.Tests.BinaryWriterExtendedTests*'

Payloads

Baseline
Compare

Histogram

System.IO.Tests.BinaryWriterExtendedTests.WriteAsciiCharArray(StringLengthInChars: 8000)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 921.017905264413 < 3.4234045478119857.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 1830.3575020122985 (T) = (0 -904.5584684113134) / Math.Sqrt((90.44828985237712 / (299)) + (72.75858919422829 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7487105447878282 = (3599.66743390631 - 904.5584684113134) / 3599.66743390631 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.BinaryWriterExtendedTests.WriteAsciiCharArray(StringLengthInChars: 2000000)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 212.56327336711712 < 837.4260042367789.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 1112.7216192376488 (T) = (0 -211148.1034122082) / Math.Sqrt((784972.275185399 / (299)) + (14065883.150125993 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7605552556812379 = (881823.9214769158 - 211148.1034122082) / 881823.9214769158 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.BinaryWriterExtendedTests.WriteAsciiString(StringLengthInChars: 8000)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 931.2874736778773 < 3.4352394877306307.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 1733.2305029941801 (T) = (0 -925.1163801990455) / Math.Sqrt((119.94609379243953 / (299)) + (78.70705770660864 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7445130819242557 = (3620.993149734485 - 925.1163801990455) / 3620.993149734485 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.BinaryWriterExtendedTests.WriteAsciiString(StringLengthInChars: 2000000)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 512.3980407546084 < 1.2504931907187213.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 1751.306446975525 (T) = (0 -516586.9395394133) / Math.Sqrt((1491208.6427235075 / (299)) + (7941808.870639611 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.6076063209991075 = (1316501.6848761172 - 516586.9395394133) / 1316501.6848761172 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.IO.Tests.StreamReaderReadToEndTests

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
ReadToEnd - Duration of single invocation	77.70 ms	63.98 ms	0.82	0.11	False
ReadToEnd - Duration of single invocation	78.21 ms	65.01 ms	0.83	0.10	False
ReadToEnd - Duration of single invocation	77.90 ms	64.07 ms	0.82	0.17	False
ReadToEnd - Duration of single invocation	80.31 ms	65.87 ms	0.82	0.15	False
ReadToEnd - Duration of single invocation	78.04 ms	65.29 ms	0.84	0.19	False
ReadToEnd - Duration of single invocation	76.35 ms	58.50 ms	0.77	0.09	False
ReadToEnd - Duration of single invocation	84.50 ms	63.90 ms	0.76	0.14	False
ReadToEnd - Duration of single invocation	76.11 ms	68.13 ms	0.90	0.20	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.IO.Tests.StreamReaderReadToEndTests*'

Payloads

Baseline
Compare

Histogram

System.IO.Tests.StreamReaderReadToEndTests.ReadToEnd(LineLengthRange: [ 0, 1024])

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 63.97860416666666 < 72.7272865110577.
IsChangePoint: Marked as a change because one of 1/17/2023 6:49:05 AM, 1/17/2023 5:52:57 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 27.510571283952387 (T) = (0 -66259062.54390762) / Math.Sqrt((25935390515745.754 / (299)) + (3944482506527.671 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.1525195328910481 = (78183586.66122434 - 66259062.54390762) / 78183586.66122434 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.StreamReaderReadToEndTests.ReadToEnd(LineLengthRange: [   1,    1])

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 65.00974996428572 < 75.38321239038463.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 30.298474587963646 (T) = (0 -65717075.89976511) / Math.Sqrt((23401272630416.223 / (299)) + (3163517387309.612 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.1554486054806986 = (77812997.91372639 - 65717075.89976511) / 77812997.91372639 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.StreamReaderReadToEndTests.ReadToEnd(LineLengthRange: [   0,    0])

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 64.07132684615385 < 74.4515319148237.
IsChangePoint: Marked as a change because one of 1/13/2023 4:37:08 PM, 1/14/2023 10:43:56 AM, 1/15/2023 7:15:22 AM, 1/16/2023 10:36:41 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 13.805393060879736 (T) = (0 -65381381.26916737) / Math.Sqrt((142445052938808.97 / (299)) + (4129080010610.4126 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.1387655145132629 = (75915888.61216617 - 65381381.26916737) / 75915888.61216617 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.StreamReaderReadToEndTests.ReadToEnd(LineLengthRange: [  33,  128])

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 65.86766071428572 < 75.11107402019229.
IsChangePoint: Marked as a change because one of 1/13/2023 4:18:46 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 25.618848789098955 (T) = (0 -66638439.20424768) / Math.Sqrt((27531187186388.047 / (299)) + (4514043135125.081 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.14912386540732334 = (78317438.33801168 - 66638439.20424768) / 78317438.33801168 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.StreamReaderReadToEndTests.ReadToEnd(LineLengthRange: [1025, 2048])

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 65.2908666 < 73.80823120204327.
IsChangePoint: Marked as a change because one of 1/11/2023 11:00:48 PM, 1/13/2023 4:18:46 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 25.40518337231119 (T) = (0 -65601362.65384459) / Math.Sqrt((46860055459973.65 / (299)) + (3183599849511.8926 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.15900584497649184 = (78004540.53335346 - 65601362.65384459) / 78004540.53335346 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.StreamReaderReadToEndTests.ReadToEnd(LineLengthRange: [   1,    8])

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 58.501270895833336 < 72.61281144711538.
IsChangePoint: Marked as a change because one of 1/17/2023 11:08:46 AM, 1/17/2023 8:36:05 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 38.580020501905345 (T) = (0 -64560214.04214567) / Math.Sqrt((25321680997908.465 / (299)) + (1237791729723.6665 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.1693680168323722 = (77724209.21711238 - 64560214.04214567) / 77724209.21711238 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.StreamReaderReadToEndTests.ReadToEnd(LineLengthRange: [ 129, 1024])

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 63.90173076923077 < 73.19523459711539.
IsChangePoint: Marked as a change because one of 1/14/2023 4:23:17 PM, 1/15/2023 2:31:53 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 33.56898523458514 (T) = (0 -65517428.73492181) / Math.Sqrt((25739536791106.406 / (299)) + (2024723422908.9656 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.15990173939017233 = (77987816.19588485 - 65517428.73492181) / 77987816.19588485 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.StreamReaderReadToEndTests.ReadToEnd(LineLengthRange: [   9,   32])

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 68.12867309615385 < 73.8704379625.
IsChangePoint: Marked as a change because one of 1/13/2023 11:01:49 AM, 1/14/2023 12:48:25 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 23.39806242055616 (T) = (0 -67020820.43248366) / Math.Sqrt((26731429096876.266 / (299)) + (4282360673482.769 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.13481314718781018 = (77463983.89508605 - 67020820.43248366) / 77463983.89508605 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Tests.Perf_Guid

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
EqualsSame - Duration of single invocation	4.30 ns	0.31 ns	0.07	0.56	False
NotEqualsOperator - Duration of single invocation	5.33 ns	2.82 ns	0.53	0.51	False
EqualsOperator - Duration of single invocation	4.66 ns	1.38 ns	0.30	0.62	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Guid*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Guid.EqualsSame

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 0.3148414579154334 < 4.2049546935621605.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 22.848200926975995 (T) = (0 -1.4117591671187353) / Math.Sqrt((8.980873481937639 / (299)) + (0.29658154750984955 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7584509186784333 = (5.844605822529726 - 1.4117591671187353) / 5.844605822529726 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Guid.NotEqualsOperator

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.821562177722836 < 5.119703813100991.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 24.235596537744588 (T) = (0 -1.3640088100624905) / Math.Sqrt((10.582798862896542 / (299)) + (0.7356034925997142 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8053964095566676 = (7.009165693988998 - 1.3640088100624905) / 7.009165693988998 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Guid.EqualsOperator

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.3786662481862433 < 4.901598029140459.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 21.932705043030587 (T) = (0 -1.508024644520433) / Math.Sqrt((11.987917900135207 / (299)) + (0.9606125638549883 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.7880736316705855 = (7.115795247226563 - 1.508024644520433) / 7.115795247226563 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Single>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
EqualsBenchmark - Duration of single invocation	70.49 ns	8.15 ns	0.12	0.46	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Single>*'

Payloads

Baseline
Compare

Histogram

System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Single>.EqualsBenchmark

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 8.15071212128486 < 67.20481885098607.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 43.32678487418384 (T) = (0 -6.806113890274442) / Math.Sqrt((1198.675828049547 / (299)) + (2.6306192438636287 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.9278121120584337 = (94.28332209668991 - 6.806113890274442) / 94.28332209668991 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.IO.Tests.Perf_Path

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
GetFullPathForTypicalLongPath - Duration of single invocation	1.36 μs	1.01 μs	0.74	0.03	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.IO.Tests.Perf_Path*'

Payloads

Baseline
Compare

Histogram

System.IO.Tests.Perf_Path.GetFullPathForTypicalLongPath

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.012019436332049 < 1.16152746824221.
IsChangePoint: Marked as a change because one of 2/17/2023 5:12:50 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 42.61625454896914 (T) = (0 -1021.3893711058231) / Math.Sqrt((20644.664570343393 / (299)) + (2502.9786058160325 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3250488138114272 = (1513.2788740969186 - 1021.3893711058231) / 1513.2788740969186 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.IO.Tests.StreamReaderReadLineTests

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
ReadLine - Duration of single invocation	101.10 μs	90.18 μs	0.89	0.08	False
ReadLine - Duration of single invocation	45.88 μs	35.60 μs	0.78	0.03	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.IO.Tests.StreamReaderReadLineTests*'

Payloads

Baseline
Compare

Histogram

System.IO.Tests.StreamReaderReadLineTests.ReadLine(LineLengthRange: [ 9, 32])

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 90.17900764573074 < 94.35056461801311.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 22.914134575280894 (T) = (0 -90069.38786067106) / Math.Sqrt((46352884.16543209 / (299)) + (7309746.717129433 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.12958503292386883 = (103478.6754221715 - 90069.38786067106) / 103478.6754221715 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.StreamReaderReadLineTests.ReadLine(LineLengthRange: [  33,  128])

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 35.60011979351294 < 43.51344543348956.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 24.93393687543525 (T) = (0 -36007.70216740705) / Math.Sqrt((87754040.59143606 / (299)) + (670985.476305201 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.27848833400937206 = (49905.91817800874 - 36007.70216740705) / 49905.91817800874 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Numerics.Tests.Perf_Quaternion

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
AddOperatorBenchmark - Duration of single invocation	19.57 ns	2.25 ns	0.12	0.53	False
ConjugateBenchmark - Duration of single invocation	21.59 ns	3.05 ns	0.14	0.56	False
SubtractBenchmark - Duration of single invocation	21.69 ns	2.22 ns	0.10	0.52	False
SubtractionOperatorBenchmark - Duration of single invocation	24.15 ns	2.28 ns	0.09	0.52	False
ConcatenateBenchmark - Duration of single invocation	21.36 ns	13.13 ns	0.61	0.57	False
InequalityOperatorBenchmark - Duration of single invocation	12.95 ns	2.47 ns	0.19	0.57	False
IdentityBenchmark - Duration of single invocation	9.98 ns	3.43 ns	0.34	0.64	False
SlerpBenchmark - Duration of single invocation	23.04 ns	15.79 ns	0.69	0.46	False
EqualsBenchmark - Duration of single invocation	17.56 ns	5.06 ns	0.29	0.50	False
NegateBenchmark - Duration of single invocation	16.63 ns	2.34 ns	0.14	0.61	False
InverseBenchmark - Duration of single invocation	29.77 ns	4.32 ns	0.15	0.62	False
MultiplyByQuaternionBenchmark - Duration of single invocation	19.78 ns	16.22 ns	0.82	0.55	False
EqualityOperatorBenchmark - Duration of single invocation	11.70 ns	0.00 ns	0.00	0.60	False
MultiplyByScalarBenchmark - Duration of single invocation	16.18 ns	3.22 ns	0.20	0.58	False
MultiplyByQuaternionOperatorBenchmark - Duration of single invocation	22.20 ns	13.01 ns	0.59	0.58	False
CreateFromScalarXYZWBenchmark - Duration of single invocation	11.60 ns	4.11 ns	0.35	0.69	False
DivisionOperatorBenchmark - Duration of single invocation	23.76 ns	17.04 ns	0.72	0.46	False
CreateFromRotationMatrixBenchmark - Duration of single invocation	37.65 ns	16.38 ns	0.44	0.41	False
LerpBenchmark - Duration of single invocation	22.62 ns	16.04 ns	0.71	0.51	False
MultiplyByScalarOperatorBenchmark - Duration of single invocation	14.95 ns	3.16 ns	0.21	0.50	False
DivideBenchmark - Duration of single invocation	19.31 ns	3.38 ns	0.18	0.55	False
DotBenchmark - Duration of single invocation	12.36 ns	0.19 ns	0.02	0.60	False
NormalizeBenchmark - Duration of single invocation	16.99 ns	5.25 ns	0.31	0.53	False
IsIdentityBenchmark - Duration of single invocation	16.85 ns	1.39 ns	0.08	0.57	False
AddBenchmark - Duration of single invocation	19.63 ns	3.20 ns	0.16	0.52	False
NegationOperatorBenchmark - Duration of single invocation	18.35 ns	3.34 ns	0.18	0.56	False
LengthSquaredBenchmark - Duration of single invocation	8.92 ns	1.86 ns	0.21	0.64	False
LengthBenchmark - Duration of single invocation	7.68 ns	1.60 ns	0.21	0.60	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tests.Perf_Quaternion*'

Payloads

Baseline
Compare

Histogram

System.Numerics.Tests.Perf_Quaternion.AddOperatorBenchmark

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.2525182645322777 < 19.417730890184178.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 132.26045967780368 (T) = (0 -2.2579672394718378) / Math.Sqrt((2.788891168136357 / (299)) + (0.382540016743524 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8901446246701199 = (20.55399867955013 - 2.2579672394718378) / 20.55399867955013 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.ConjugateBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.048009619224929 < 20.69317847500851.
IsChangePoint: Marked as a change because one of 2/2/2023 5:46:53 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 74.11681373593417 (T) = (0 -3.4953628392749887) / Math.Sqrt((12.175998329045557 / (299)) + (0.24159880449693247 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8212031423168646 = (19.549352737895923 - 3.4953628392749887) / 19.549352737895923 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.SubtractBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.2211852455633125 < 19.418666619912347.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 100.03905280969235 (T) = (0 -2.40515265624898) / Math.Sqrt((4.904230694605003 / (299)) + (0.6642342363226145 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8837932941543746 = (20.697193322424088 - 2.40515265624898) / 20.697193322424088 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.SubtractionOperatorBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.283568188552468 < 19.843734253260834.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 79.74826293235759 (T) = (0 -2.6248785454057577) / Math.Sqrt((2.5615417514837446 / (299)) + (1.6590142808433423 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8729072584131928 = (20.65325299173679 - 2.6248785454057577) / 20.65325299173679 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.ConcatenateBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 13.130321369842006 < 19.85893654882619.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 19.30482693131633 (T) = (0 -14.221986130496598) / Math.Sqrt((2.7724569713294778 / (299)) + (4.116050644883138 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.31503959093327216 = (20.76322359984913 - 14.221986130496598) / 20.76322359984913 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.InequalityOperatorBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.4683546674434482 < 11.81833371044291.
IsChangePoint: Marked as a change because one of 2/8/2023 6:12:15 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 69.35168647771351 (T) = (0 -0.15971493875447287) / Math.Sqrt((13.59286192100188 / (299)) + (0.2302451590247677 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.9899407656430088 = (15.877444851801371 - 0.15971493875447287) / 15.877444851801371 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.IdentityBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.430461637817146 < 9.535815082713713.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 50.578430134632356 (T) = (0 -2.6860201692109564) / Math.Sqrt((1.6216532685296174 / (299)) + (0.7500573715384791 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7472678856843096 = (10.627933756989108 - 2.6860201692109564) / 10.627933756989108 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.SlerpBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 15.794301493056995 < 21.84572221278416.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 20.552344608768315 (T) = (0 -17.5507955355228) / Math.Sqrt((3.8701992455311713 / (299)) + (2.81650602946434 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.254695387937789 = (23.548486419480017 - 17.5507955355228) / 23.548486419480017 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.EqualsBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 5.060944252348633 < 16.691257769627384.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 82.63988465792217 (T) = (0 -4.949769375949423) / Math.Sqrt((2.1944402440242667 / (299)) + (0.6951452997972587 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7259103222109988 = (18.058941204490885 - 4.949769375949423) / 18.058941204490885 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.NegateBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.34447617550056 < 15.907354109941028.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 83.85736497782449 (T) = (0 -2.3805288896267953) / Math.Sqrt((3.9673889782849643 / (299)) + (0.705215550112716 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8618266404891737 = (17.228566331849755 - 2.3805288896267953) / 17.228566331849755 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.InverseBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 4.32176151225485 < 26.781901183979933.
IsChangePoint: Marked as a change because one of 2/2/2023 5:46:53 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 44.08933952287087 (T) = (0 -5.034046727378464) / Math.Sqrt((42.98533619873839 / (299)) + (1.1377443067647324 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7845833442932537 = (23.368883482396434 - 5.034046727378464) / 23.368883482396434 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.MultiplyByQuaternionBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 16.22338035976206 < 18.957119990232233.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 23.612992103479808 (T) = (0 -13.751903638745372) / Math.Sqrt((4.570934498185574 / (299)) + (2.9628472014054132 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.34154576612248955 = (20.88513207328481 - 13.751903638745372) / 20.88513207328481 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.EqualityOperatorBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 0.001291753201997556 < 11.54189855291165.
IsChangePoint: Marked as a change because one of 2/2/2023 5:46:53 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 91.19628677696443 (T) = (0 -0.07870356874948306) / Math.Sqrt((7.521093253387953 / (299)) + (0.0633908720942488 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.9947539649295233 = (15.002486199988615 - 0.07870356874948306) / 15.002486199988615 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.MultiplyByScalarBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.2157687530716816 < 14.103708873595695.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 77.09538702551471 (T) = (0 -3.0613331241742876) / Math.Sqrt((2.5337451909268043 / (299)) + (0.759438043011133 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8080621410774483 = (15.949605467931985 - 3.0613331241742876) / 15.949605467931985 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.MultiplyByQuaternionOperatorBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 13.013081293881289 < 18.950461474648264.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 24.896839453785265 (T) = (0 -14.073595409474947) / Math.Sqrt((3.176461425048094 / (299)) + (2.4220136686404294 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.32298577145624696 = (20.787739483329663 - 14.073595409474947) / 20.787739483329663 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.CreateFromScalarXYZWBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 4.112629956544866 < 11.238519066850762.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 47.103131581645634 (T) = (0 -2.545033149206189) / Math.Sqrt((1.8075929666433375 / (299)) + (1.275724369265252 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.784648688331578 = (11.818052694867237 - 2.545033149206189) / 11.818052694867237 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.DivisionOperatorBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 17.04332317226594 < 22.677617754283773.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 15.242436236215234 (T) = (0 -17.814895348582372) / Math.Sqrt((3.140018101435759 / (299)) + (6.971587271088986 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.27125445470715354 = (24.445974954705836 - 17.814895348582372) / 24.445974954705836 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.CreateFromRotationMatrixBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 16.38333653475809 < 36.319346486827094.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 36.13592635699178 (T) = (0 -16.394360935753806) / Math.Sqrt((56.72315465799227 / (299)) + (2.9875289542958563 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.5321576427259795 = (35.04248959260319 - 16.394360935753806) / 35.04248959260319 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.LerpBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 16.04372127761045 < 22.312714507883246.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 17.7097740816062 (T) = (0 -17.292984877462676) / Math.Sqrt((2.723716246772935 / (299)) + (4.322575361647971 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.2618168931266932 = (23.42641644931417 - 17.292984877462676) / 23.42641644931417 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.MultiplyByScalarOperatorBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.161855194714268 < 14.315405942097483.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 48.14448210297005 (T) = (0 -3.664331121318065) / Math.Sqrt((2.3079444432832745 / (299)) + (2.155155564587916 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.767292528908467 = (15.746512581354729 - 3.664331121318065) / 15.746512581354729 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.DivideBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.3827786064758656 < 19.155618917764137.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 93.29019170956212 (T) = (0 -2.5984280385939327) / Math.Sqrt((3.6080282843298375 / (299)) + (1.005976973858394 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.8757494363426249 = (20.91280684858045 - 2.5984280385939327) / 20.91280684858045 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.DotBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 0.18599451989169366 < 11.482438073323767.
IsChangePoint: Marked as a change because one of 2/2/2023 8:18:56 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 85.51608631433258 (T) = (0 -0.19556926992168458) / Math.Sqrt((8.515961508924274 / (299)) + (0.06931412010456184 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.987023584244448 = (15.071131628778913 - 0.19556926992168458) / 15.071131628778913 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.NormalizeBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 5.2478370585655 < 16.270300746423644.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 93.49843775836896 (T) = (0 -4.524469084723713) / Math.Sqrt((2.4850746182897945 / (299)) + (0.5517684305565764 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7559158277445251 = (18.536511576785482 - 4.524469084723713) / 18.536511576785482 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.IsIdentityBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.393661013823681 < 15.7825063986456.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 99.44430946492324 (T) = (0 -1.4704768776458952) / Math.Sqrt((3.0741248477275533 / (299)) + (0.5818918443289571 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.9147909777629435 = (17.257290824848827 - 1.4704768776458952) / 17.257290824848827 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.AddBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.2030079235975863 < 19.162397428159235.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 93.49412277328861 (T) = (0 -2.584212919499866) / Math.Sqrt((6.055759337485037 / (299)) + (0.6696711284029131 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.874983774376375 = (20.671020154455153 - 2.584212919499866) / 20.671020154455153 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.NegationOperatorBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.3404280166437506 < 16.611512446653023.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 91.66418636306481 (T) = (0 -2.5264877468200084) / Math.Sqrt((3.343025838563563 / (299)) + (0.5611819835788715 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8529757180996816 = (17.184152945109794 - 2.5264877468200084) / 17.184152945109794 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.LengthSquaredBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.8603237989419792 < 8.284050196681727.
IsChangePoint: Marked as a change because one of 2/2/2023 5:46:53 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 50.98007074708516 (T) = (0 -1.6954350584442976) / Math.Sqrt((4.625093972125224 / (299)) + (0.43468751349462 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8306644279687484 = (10.0122793935547 - 1.6954350584442976) / 10.0122793935547 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Quaternion.LengthBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.6038546436563927 < 7.505422002252457.
IsChangePoint: Marked as a change because one of 2/2/2023 2:14:14 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 52.01721808585225 (T) = (0 -1.819474252272313) / Math.Sqrt((3.952167605565114 / (299)) + (0.47461763816985253 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8199901378954625 = (10.107636498358547 - 1.819474252272313) / 10.107636498358547 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Text.Json.Serialization.Tests.ReadJson<IndexViewModel>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
DeserializeFromReader - Duration of single invocation	123.30 μs	108.30 μs	0.88	0.09	False
DeserializeFromString - Duration of single invocation	111.70 μs	99.59 μs	0.89	0.09	False
DeserializeFromReader - Duration of single invocation	112.74 μs	95.84 μs	0.85	0.06	False
DeserializeFromUtf8Bytes - Duration of single invocation	93.32 μs	87.32 μs	0.94	0.08	False
DeserializeFromUtf8Bytes - Duration of single invocation	103.61 μs	95.15 μs	0.92	0.12	False
DeserializeFromString - Duration of single invocation	99.13 μs	88.21 μs	0.89	0.08	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson<IndexViewModel>*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.ReadJson<IndexViewModel>.DeserializeFromReader(Mode: Reflection)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 108.30425284482759 < 119.30761577544392.
IsChangePoint: Marked as a change because one of 2/12/2023 11:53:55 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 43.78652015181859 (T) = (0 -109193.84976426713) / Math.Sqrt((22572667.404905874 / (299)) + (6209239.463927528 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.1626677225523734 = (130406.8321564219 - 109193.84976426713) / 130406.8321564219 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;IndexViewModel&gt;.DeserializeFromString(Mode: Reflection)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 99.5886400213387 < 106.54037198146699.
IsChangePoint: Marked as a change because one of 2/12/2023 11:53:55 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 44.02552270231596 (T) = (0 -99278.40957738482) / Math.Sqrt((25680726.842687186 / (299)) + (3612348.3895642012 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.1577978323048989 = (117879.54648595273 - 99278.40957738482) / 117879.54648595273 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;IndexViewModel&gt;.DeserializeFromReader(Mode: SourceGen)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 95.84236138937283 < 106.94884195297512.
IsChangePoint: Marked as a change because one of 2/12/2023 11:53:55 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 46.874808171000744 (T) = (0 -97390.56085483136) / Math.Sqrt((21544699.63337685 / (299)) + (5200324.398908436 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.1803196754440405 = (118815.29657014784 - 97390.56085483136) / 118815.29657014784 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;IndexViewModel&gt;.DeserializeFromUtf8Bytes(Mode: SourceGen)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 87.32359548220973 < 87.6488178363095.
IsChangePoint: Marked as a change because one of 2/12/2023 11:53:55 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 37.459925196795865 (T) = (0 -84381.4070449102) / Math.Sqrt((18128153.791952364 / (299)) + (3466686.5599662126 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.1465097214993664 = (98866.27788326655 - 84381.4070449102) / 98866.27788326655 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;IndexViewModel&gt;.DeserializeFromUtf8Bytes(Mode: Reflection)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 95.14591014826175 < 97.95041946986609.
IsChangePoint: Marked as a change because one of 2/12/2023 11:53:55 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 35.27849810544505 (T) = (0 -95610.07531906273) / Math.Sqrt((23957517.886912726 / (299)) + (3406914.5792297805 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.13119391452609946 = (110047.65841034721 - 95610.07531906273) / 110047.65841034721 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;IndexViewModel&gt;.DeserializeFromString(Mode: SourceGen)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 88.20971989143668 < 94.2720894731096.
IsChangePoint: Marked as a change because one of 2/12/2023 11:53:55 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 47.84535582974201 (T) = (0 -87334.09629577189) / Math.Sqrt((21136353.538160153 / (299)) + (3169060.9573055618 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.17597267481847195 = (105984.46632401751 - 87334.09629577189) / 105984.46632401751 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Text.Json.Serialization.Tests.WriteJson<BinaryData>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
SerializeToString - Duration of single invocation	2.83 μs	2.46 μs	0.87	0.04	False
SerializeObjectProperty - Duration of single invocation	3.57 μs	3.24 μs	0.91	0.03	False
SerializeToString - Duration of single invocation	2.57 μs	2.27 μs	0.88	0.00	False
SerializeObjectProperty - Duration of single invocation	3.37 μs	3.03 μs	0.90	0.02	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson<BinaryData>*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.WriteJson<BinaryData>.SerializeToString(Mode: Reflection)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.4623462005183785 < 2.693633022164636.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 48.55042684998034 (T) = (0 -2523.0499479514287) / Math.Sqrt((2568.08885032666 / (299)) + (2132.401381841183 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.13273986721948142 = (2909.2193363740707 - 2523.0499479514287) / 2909.2193363740707 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;BinaryData&gt;.SerializeObjectProperty(Mode: Reflection)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.2371145602262645 < 3.3918158121329203.
IsChangePoint: Marked as a change because one of 2/15/2023 12:21:17 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 39.29687826314118 (T) = (0 -3265.373342735503) / Math.Sqrt((5131.647439348552 / (299)) + (3194.911272603337 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.10697658488002629 = (3656.5372054626523 - 3265.373342735503) / 3656.5372054626523 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;BinaryData&gt;.SerializeToString(Mode: SourceGen)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.270093177891696 < 2.4368614712238554.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 61.48930222885788 (T) = (0 -2251.71152166708) / Math.Sqrt((1517.6227685876647 / (299)) + (1129.3239159430204 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.13741573164019605 = (2610.4249802151953 - 2251.71152166708) / 2610.4249802151953 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;BinaryData&gt;.SerializeObjectProperty(Mode: SourceGen)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.033929721845099 < 3.1968437675875814.
IsChangePoint: Marked as a change because one of 2/15/2023 12:21:17 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 41.71981751263004 (T) = (0 -3013.9836805580494) / Math.Sqrt((4462.774383205051 / (299)) + (3223.4127228039624 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.12028655239154967 = (3426.097087354673 - 3013.9836805580494) / 3426.097087354673 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Collections.Tests.Perf_BitArray

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
BitArrayNot - Duration of single invocation	95.83 ns	74.33 ns	0.78	0.28	False
BitArrayBoolArrayCtor - Duration of single invocation	1.76 μs	60.34 ns	0.03	0.06	False
BitArraySetAll - Duration of single invocation	55.86 ns	40.38 ns	0.72	0.49	False
BitArrayAnd - Duration of single invocation	174.38 ns	41.28 ns	0.24	0.19	False
BitArrayXor - Duration of single invocation	175.23 ns	35.10 ns	0.20	0.16	False
BitArrayOr - Duration of single invocation	172.63 ns	35.19 ns	0.20	0.18	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.Tests.Perf_BitArray*'

Payloads

Baseline
Compare

Histogram

System.Collections.Tests.Perf_BitArray.BitArrayNot(Size: 512)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 74.32694625174784 < 90.68497617259712.
IsChangePoint: Marked as a change because one of 1/9/2023 10:41:51 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 43.3741194766662 (T) = (0 -73.07522439299714) / Math.Sqrt((12.507679163814503 / (299)) + (9.632461399715211 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.24184223533875182 = (96.38524829413021 - 73.07522439299714) / 96.38524829413021 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.Tests.Perf_BitArray.BitArrayBoolArrayCtor(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 60.33566209005513 < 1.6716958767052847.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 214.2918304904109 (T) = (0 -62.64172584494245) / Math.Sqrt((21546.06872291988 / (299)) + (11.382853452193153 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.9667755654111304 = (1885.411343190404 - 62.64172584494245) / 1885.411343190404 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.Tests.Perf_BitArray.BitArraySetAll(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 40.37874608983259 < 55.42927576156793.
IsChangePoint: Marked as a change because one of 3/2/2023 1:15:31 AM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 17.84011941015701 (T) = (0 -46.898726537031166) / Math.Sqrt((10.212751076719686 / (299)) + (15.592049320943719 / (36))) is greater than 1.9671134448822736 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (36) - 2, .975) and 0.20636684306927167 = (59.09370863284721 - 46.898726537031166) / 59.09370863284721 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.Tests.Perf_BitArray.BitArrayAnd(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 41.28360738878575 < 164.7916964954449.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 139.58993388664166 (T) = (0 -40.22598329377358) / Math.Sqrt((155.28011625271733 / (299)) + (12.617343289602813 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7610990825419327 = (168.37935878096494 - 40.22598329377358) / 168.37935878096494 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.Tests.Perf_BitArray.BitArrayXor(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 35.10320334969448 < 163.6144481968866.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 129.89699264769206 (T) = (0 -39.834512475655956) / Math.Sqrt((211.77865468817015 / (299)) + (9.794551892822598 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7615690799824644 = (167.0694072426776 - 39.834512475655956) / 167.0694072426776 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.Tests.Perf_BitArray.BitArrayOr(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 35.18570017258383 < 164.06708818623179.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 118.81910255783085 (T) = (0 -38.78911990608741) / Math.Sqrt((236.01384238185702 / (299)) + (14.56468130494556 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7676121216228492 = (166.91541820927137 - 38.78911990608741) / 166.91541820927137 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Numerics.Tests.Perf_VectorOf<SByte>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
EqualsBenchmark - Duration of single invocation	27.78 ns	2.40 ns	0.09	0.67	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tests.Perf_VectorOf<SByte>*'

Payloads

Baseline
Compare

Histogram

System.Numerics.Tests.Perf_VectorOf<SByte>.EqualsBenchmark

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.4021633244053526 < 28.10947001122326.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 49.302098071281925 (T) = (0 -2.467720547909166) / Math.Sqrt((142.41978338010145 / (299)) + (0.9240199936349678 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.9338944887277417 = (37.33002741247639 - 2.467720547909166) / 37.33002741247639 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Memory.Span<Char>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
SequenceCompareTo - Duration of single invocation	138.29 ns	83.93 ns	0.61	0.04	False
IndexOfAnyTwoValues - Duration of single invocation	129.57 ns	34.48 ns	0.27	0.07	False
Reverse - Duration of single invocation	26.47 ns	17.31 ns	0.65	0.53	False
StartsWith - Duration of single invocation	13.34 ns	10.17 ns	0.76	0.54	False
IndexOfValue - Duration of single invocation	15.13 ns	10.68 ns	0.71	0.51	False
LastIndexOfAnyValues - Duration of single invocation	145.57 ns	36.05 ns	0.25	0.05	False
IndexOfAnyFourValues - Duration of single invocation	22.48 ns	15.36 ns	0.68	0.68	False
LastIndexOfValue - Duration of single invocation	99.64 ns	31.20 ns	0.31	0.11	False
IndexOfAnyFourValues - Duration of single invocation	196.82 ns	48.99 ns	0.25	0.08	False
IndexOfAnyThreeValues - Duration of single invocation	15.34 ns	12.26 ns	0.80	0.51	False
Fill - Duration of single invocation	199.70 ns	50.38 ns	0.25	0.06	False
LastIndexOfValue - Duration of single invocation	15.75 ns	10.78 ns	0.68	0.56	False
IndexOfAnyThreeValues - Duration of single invocation	159.15 ns	46.73 ns	0.29	0.06	False
SequenceEqual - Duration of single invocation	176.63 ns	75.62 ns	0.43	0.02	False
LastIndexOfAnyValues - Duration of single invocation	15.08 ns	10.89 ns	0.72	0.51	False
IndexOfAnyFiveValues - Duration of single invocation	21.88 ns	14.34 ns	0.66	0.66	False
StartsWith - Duration of single invocation	89.65 ns	41.36 ns	0.46	0.08	False
SequenceEqual - Duration of single invocation	17.68 ns	12.88 ns	0.73	0.47	False
IndexOfValue - Duration of single invocation	112.45 ns	38.48 ns	0.34	0.09	False
IndexOfAnyTwoValues - Duration of single invocation	19.84 ns	9.71 ns	0.49	0.55	False
EndsWith - Duration of single invocation	90.99 ns	41.55 ns	0.46	0.07	False
Reverse - Duration of single invocation	184.52 ns	70.12 ns	0.38	0.04	False
IndexOfAnyFiveValues - Duration of single invocation	238.80 ns	55.97 ns	0.23	0.04	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Memory.Span<Char>*'

Payloads

Baseline
Compare

Histogram

System.Memory.Span<Char>.SequenceCompareTo(Size: 512)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 83.93395211217178 < 131.9346591621003.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 185.16355415981604 (T) = (0 -84.1343753106524) / Math.Sqrt((6.709255011583877 / (299)) + (2.7459720853796914 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.4014159740787817 = (140.55566414618224 - 84.1343753106524) / 140.55566414618224 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.IndexOfAnyTwoValues(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 34.47600065719065 < 123.80665117671182.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 52.577128679231436 (T) = (0 -36.75398116312686) / Math.Sqrt((1259.1847777114183 / (299)) + (6.093795668316281 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.749348047503887 = (146.6335322630165 - 36.75398116312686) / 146.6335322630165 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.Reverse(Size: 33)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 17.314992107940167 < 26.980603017266244.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 44.89834801940326 (T) = (0 -16.608711800340036) / Math.Sqrt((5.845418897812733 / (299)) + (1.7507700047281538 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.4069651543956655 = (28.006300006561776 - 16.608711800340036) / 28.006300006561776 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.StartsWith(Size: 33)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 10.167838106290933 < 12.841820763477248.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 17.58605744402193 (T) = (0 -10.767271075440545) / Math.Sqrt((1.6310781654994841 / (299)) + (1.203555392586825 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.23736872599842354 = (14.118580554589593 - 10.767271075440545) / 14.118580554589593 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.IndexOfValue(Size: 33)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 10.675865980660582 < 14.309156542735536.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 22.40748290590747 (T) = (0 -11.305737469051635) / Math.Sqrt((2.022745661122851 / (299)) + (1.1948418774046625 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.2770923107231867 = (15.639254688744197 - 11.305737469051635) / 15.639254688744197 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.LastIndexOfAnyValues(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 36.04820923618916 < 136.1376288102148.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 94.9436708184606 (T) = (0 -35.84081147688078) / Math.Sqrt((293.2926280199353 / (299)) + (2.2283660478976035 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7296540791634775 = (132.57389409087344 - 35.84081147688078) / 132.57389409087344 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.IndexOfAnyFourValues(Size: 33)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 15.358078857620926 < 20.537974223263923.
IsChangePoint: Marked as a change because one of 1/14/2023 10:43:56 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 34.01994983224715 (T) = (0 -14.168890977688747) / Math.Sqrt((6.587705710462466 / (299)) + (1.044970625878951 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3466399092479384 = (21.686189864121324 - 14.168890977688747) / 21.686189864121324 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.LastIndexOfValue(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 31.198305034591538 < 95.13067154246569.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 103.44627904298943 (T) = (0 -31.934440302105887) / Math.Sqrt((125.03596160772186 / (299)) + (3.716427919040105 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.6989049889872309 = (106.06100776857966 - 31.934440302105887) / 106.06100776857966 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.IndexOfAnyFourValues(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 48.98743437645901 < 186.77790271771363.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 147.63606724479405 (T) = (0 -45.67713832033615) / Math.Sqrt((292.25908554761315 / (299)) + (7.454492016795331 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.777482228929372 = (205.2741140654247 - 45.67713832033615) / 205.2741140654247 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.IndexOfAnyThreeValues(Size: 33)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 12.26361014731806 < 14.79003703220747.
IsChangePoint: Marked as a change because one of 1/26/2023 4:17:33 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 26.049272952997736 (T) = (0 -12.18402623873263) / Math.Sqrt((5.92351335272765 / (299)) + (1.237760117071283 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.32678730651733373 = (18.098331116875087 - 12.18402623873263) / 18.098331116875087 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.Fill(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 50.384406807215875 < 191.15688813689218.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 384.23700943687254 (T) = (0 -52.01126520643719) / Math.Sqrt((2.861127944007474 / (299)) + (5.4719003564493365 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7409322338013558 = (200.76316698757785 - 52.01126520643719) / 200.76316698757785 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.LastIndexOfValue(Size: 33)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 10.783827496794121 < 15.197713201347888.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 34.054932802197584 (T) = (0 -10.903840411418177) / Math.Sqrt((2.185623401532034 / (299)) + (0.7076450664655739 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3325728990077151 = (16.337125650437468 - 10.903840411418177) / 16.337125650437468 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.IndexOfAnyThreeValues(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 46.73262123097371 < 151.53810495957717.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 157.97292128197773 (T) = (0 -47.403299347891306) / Math.Sqrt((144.83642078298342 / (299)) + (3.6472155243220192 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7169886142969563 = (167.4960858204847 - 47.403299347891306) / 167.4960858204847 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.SequenceEqual(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 75.62127495948805 < 167.59918511479964.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 156.46021293393602 (T) = (0 -75.949647350438) / Math.Sqrt((98.27176761768983 / (299)) + (1.9118924753577617 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.5587009828354486 = (172.1047280785534 - 75.949647350438) / 172.1047280785534 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.LastIndexOfAnyValues(Size: 33)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 10.894288835292242 < 14.329138566905234.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 15.954630693308488 (T) = (0 -11.76896470936575) / Math.Sqrt((2.6624921041475655 / (299)) + (2.4158899995290146 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.26516219688371706 = (16.015731171499617 - 11.76896470936575) / 16.015731171499617 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.IndexOfAnyFiveValues(Size: 33)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 14.335766502502205 < 20.944491371630185.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 19.60412180182258 (T) = (0 -16.34264717669444) / Math.Sqrt((4.908940432189703 / (299)) + (4.853117926222139 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.3129093127119352 = (23.78528406664714 - 16.34264717669444) / 23.78528406664714 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.StartsWith(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 41.364715801889766 < 85.28787954051698.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 112.20440813740412 (T) = (0 -41.538940432269165) / Math.Sqrt((22.881980357359257 / (299)) + (3.7394790963282993 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.5286580790400619 = (88.12910243092888 - 41.538940432269165) / 88.12910243092888 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.SequenceEqual(Size: 33)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 12.88227618735162 < 16.69055855049633.
IsChangePoint: Marked as a change because one of 3/1/2023 10:00:31 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 24.23556694918827 (T) = (0 -13.35905063003177) / Math.Sqrt((2.9670888883150495 / (299)) + (1.2443777814288977 / (37))) is greater than 1.9670919629190173 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (37) - 2, .975) and 0.27463423733372827 = (18.416985357741567 - 13.35905063003177) / 18.416985357741567 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.IndexOfValue(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 38.4781963012282 < 106.00069388587775.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 220.59339791999463 (T) = (0 -38.30785344767736) / Math.Sqrt((11.00540079551485 / (299)) + (2.8669093438935267 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.6566659394201523 = (111.57603583804139 - 38.30785344767736) / 111.57603583804139 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.IndexOfAnyTwoValues(Size: 33)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 9.710248334499832 < 15.159742208823127.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 18.514168323033974 (T) = (0 -11.749605519192269) / Math.Sqrt((6.0464945875298755 / (299)) + (1.8729209924470784 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.2916050285417034 = (16.586235070252712 - 11.749605519192269) / 16.586235070252712 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.EndsWith(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 41.54688948619076 < 85.88201255882797.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 139.60710140844014 (T) = (0 -42.02181176322891) / Math.Sqrt((22.36389047470065 / (299)) + (1.4208978932275187 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.5256177301108947 = (88.58217186964472 - 42.02181176322891) / 88.58217186964472 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.Reverse(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 70.11925363017805 < 174.97510811347325.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 284.81894835641344 (T) = (0 -65.25899800599389) / Math.Sqrt((5.542105445931911 / (299)) + (6.210458318531235 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.6479134045037037 = (185.34928293423306 - 65.25899800599389) / 185.34928293423306 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.IndexOfAnyFiveValues(Size: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 55.97477667982515 < 227.4161815123318.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 429.26872114037053 (T) = (0 -58.16549616967571) / Math.Sqrt((3.641575501467802 / (299)) + (6.5412398056868515 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7578857322027707 = (240.23985326791774 - 58.16549616967571) / 240.23985326791774 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Numerics.Tests.Perf_VectorOf<UInt64>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
EqualsBenchmark - Duration of single invocation	30.20 ns	2.26 ns	0.07	0.67	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tests.Perf_VectorOf<UInt64>*'

Payloads

Baseline
Compare

Histogram

System.Numerics.Tests.Perf_VectorOf<UInt64>.EqualsBenchmark

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.262370430228025 < 27.800872123957664.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 56.04808059919295 (T) = (0 -2.5483406798716737) / Math.Sqrt((111.29389492585636 / (299)) + (0.463571114432598 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.9316521991963481 = (37.284896513239545 - 2.5483406798716737) / 37.284896513239545 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Byte>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
EqualsBenchmark - Duration of single invocation	43.54 ns	1.15 ns	0.03	0.60	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Byte>*'

Payloads

Baseline
Compare

Histogram

System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Byte>.EqualsBenchmark

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.1523413311436872 < 39.385561201231425.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 82.47261341513071 (T) = (0 -2.3267809699498376) / Math.Sqrt((70.67195125509545 / (299)) + (0.5894365460817672 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.946736740130136 = (43.68453931724731 - 2.3267809699498376) / 43.68453931724731 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Numerics.Tests.Perf_VectorOf<UInt32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
EqualsBenchmark - Duration of single invocation	30.02 ns	2.32 ns	0.08	0.66	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tests.Perf_VectorOf<UInt32>*'

Payloads

Baseline
Compare

Histogram

System.Numerics.Tests.Perf_VectorOf<UInt32>.EqualsBenchmark

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.3171720844652546 < 28.0023272660985.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 52.74008336642241 (T) = (0 -2.3736756392585523) / Math.Sqrt((136.75845318750672 / (299)) + (0.30860746982634335 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.9381036205202077 = (38.34918389747654 - 2.3736756392585523) / 38.34918389747654 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Text.Json.Document.Tests.Perf_DocumentParse

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
Parse - Duration of single invocation	1.35 ms	1.20 ms	0.88	0.04	False
Parse - Duration of single invocation	1.17 ms	989.82 μs	0.85	0.02	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Document.Tests.Perf_DocumentParse*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: True, TestRandomAccess: False, TestCase: Json400KB)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.1953195269970414 < 1.3018987698427875.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 48.639377063607725 (T) = (0 -1186653.4425811693) / Math.Sqrt((786367401.6255835 / (299)) + (450276100.16979456 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.13369218505574548 = (1369782.6824493422 - 1186653.4425811693) / 1369782.6824493422 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: False, TestRandomAccess: False, TestCase: Json400KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 989.8205929129465 < 1.1031521022235575.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 70.2859571529278 (T) = (0 -968165.3235018068) / Math.Sqrt((181139727.3552796 / (299)) + (246031242.11507335 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.1602950885016382 = (1152982.8041308243 - 968165.3235018068) / 1152982.8041308243 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Buffers.Text.Tests.Base64Tests

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
ConvertToBase64CharArray - Duration of single invocation	1.59 μs	1.09 μs	0.69	0.01	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Buffers.Text.Tests.Base64Tests*'

Payloads

Baseline
Compare

Histogram

System.Buffers.Text.Tests.Base64Tests.ConvertToBase64CharArray(NumberOfBytes: 1000)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.0940233158280532 < 1.5092836426342042.
IsChangePoint: Marked as a change because one of 1/13/2023 11:01:49 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 123.38791555344866 (T) = (0 -1083.5998326978186) / Math.Sqrt((4103.460961530593 / (299)) + (38.82554597433697 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.30404167433479234 = (1556.9895390820955 - 1083.5998326978186) / 1556.9895390820955 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt16>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
EqualsBenchmark - Duration of single invocation	38.04 ns	2.20 ns	0.06	0.62	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt16>*'

Payloads

Baseline
Compare

Histogram

System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt16>.EqualsBenchmark

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.196283757204336 < 36.258894954160425.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 79.36019515303717 (T) = (0 -2.5209134056737637) / Math.Sqrt((80.76591846386003 / (299)) + (0.7627357203382361 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.9442693939309234 = (45.23391334645028 - 2.5209134056737637) / 45.23391334645028 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Collections.IndexerSet<String>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
Span - Duration of single invocation	173.05 ns	159.42 ns	0.92	0.00	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.IndexerSet<String>*'

Payloads

Baseline
Compare

Histogram

System.Collections.IndexerSet<String>.Span(Size: 512)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 159.41624245955174 < 163.4830731248599.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 54.388783777788056 (T) = (0 -159.13431846561383) / Math.Sqrt((1.0270859565380765 / (299)) + (2.204042199626305 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.07722077891519225 = (172.45112896943812 - 159.13431846561383) / 172.45112896943812 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Memory.SequenceReader

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
TryReadTo - Duration of single invocation	404.51 ns	294.12 ns	0.73	0.08	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Memory.SequenceReader*'

Payloads

Baseline
Compare

Histogram

System.Memory.SequenceReader.TryReadTo

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 294.12450880480236 < 389.17092266569557.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 71.70542890599427 (T) = (0 -303.5944118267954) / Math.Sqrt((81.33196935278735 / (299)) + (67.07657728445069 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.25000693647680977 = (404.79629291585854 - 303.5944118267954) / 404.79629291585854 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
EqualsBenchmark - Duration of single invocation	44.94 ns	2.34 ns	0.05	0.56	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Int32>*'

Payloads

Baseline
Compare

Histogram

System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Int32>.EqualsBenchmark

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.3403092236454133 < 37.329267414054556.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 86.89055590487627 (T) = (0 -2.309139705779412) / Math.Sqrt((67.71703614747368 / (299)) + (0.3096379222433577 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.9479673771905752 = (44.3786913113507 - 2.309139705779412) / 44.3786913113507 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Numerics.Tests.Perf_VectorOf<Single>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
EqualsBenchmark - Duration of single invocation	28.27 ns	5.92 ns	0.21	0.63	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tests.Perf_VectorOf<Single>*'

Payloads

Baseline
Compare

Histogram

System.Numerics.Tests.Perf_VectorOf<Single>.EqualsBenchmark

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 5.9167336194843 < 28.165012847532104.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 48.414148256581925 (T) = (0 -5.470791139525864) / Math.Sqrt((130.40008310340465 / (299)) + (0.4581244257160937 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8555411971143101 = (37.87094334330665 - 5.470791139525864) / 37.87094334330665 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Text.Json.Reader.Tests.Perf_Base64

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
ReadBase64EncodedByteArray_HeavyEscaping - Duration of single invocation	2.45 μs	1.59 μs	0.65	0.00	False
ReadBase64EncodedByteArray_NoEscaping - Duration of single invocation	2.46 μs	1.57 μs	0.64	0.00	False
ReadBase64EncodedByteArray_NoEscaping - Duration of single invocation	342.43 ns	267.50 ns	0.78	0.05	False
ReadBase64EncodedByteArray_HeavyEscaping - Duration of single invocation	350.97 ns	265.01 ns	0.76	0.07	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Reader.Tests.Perf_Base64*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Reader.Tests.Perf_Base64.ReadBase64EncodedByteArray_HeavyEscaping(NumberOfBytes: 1000)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.5948521172188388 < 2.3320253316135937.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 408.46757613190556 (T) = (0 -1570.3715445908583) / Math.Sqrt((218.60912911494336 / (299)) + (157.84764288990766 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.36248594374952664 = (2463.2736003139576 - 1570.3715445908583) / 2463.2736003139576 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Reader.Tests.Perf_Base64.ReadBase64EncodedByteArray_NoEscaping(NumberOfBytes: 1000)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.5695106950186548 < 2.3446155965155793.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 404.9737782318511 (T) = (0 -1574.0864731927245) / Math.Sqrt((164.1895242091506 / (299)) + (167.39545256398378 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.36146429014289955 = (2465.150263162249 - 1574.0864731927245) / 2465.150263162249 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Reader.Tests.Perf_Base64.ReadBase64EncodedByteArray_NoEscaping(NumberOfBytes: 100)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 267.5000603011308 < 331.4622329837219.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 104.17080240142349 (T) = (0 -259.5747093876784) / Math.Sqrt((36.5873673871689 / (299)) + (25.16193168869709 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.2601300499899631 = (350.8382917621632 - 259.5747093876784) / 350.8382917621632 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Reader.Tests.Perf_Base64.ReadBase64EncodedByteArray_HeavyEscaping(NumberOfBytes: 100)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 265.01294195394127 < 328.88879790191055.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 90.443972513536 (T) = (0 -260.9414672465453) / Math.Sqrt((47.05203228615099 / (299)) + (31.67832971252989 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.2565298772805732 = (350.9777451339766 - 260.9414672465453) / 350.9777451339766 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Tests.Perf_String

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
Replace_Char - Duration of single invocation	404.73 ns	77.85 ns	0.19	0.31	False
Split - Duration of single invocation	88.06 ns	55.62 ns	0.63	0.37	False
Replace_Char - Duration of single invocation	22.48 ns	19.62 ns	0.87	0.69	False
IndexOfAny - Duration of single invocation	45.88 ns	30.64 ns	0.67	0.53	False
Replace_Char - Duration of single invocation	12.07 μs	374.98 ns	0.03	0.25	False
PadLeft - Duration of single invocation	1.24 μs	561.67 ns	0.45	0.00	False
Replace_String - Duration of single invocation	170.11 ns	153.97 ns	0.91	0.09	False
Replace_Char - Duration of single invocation	1.10 μs	108.69 ns	0.10	0.29	False
Replace_Char - Duration of single invocation	115.36 ns	79.65 ns	0.69	0.36	False
Replace_String - Duration of single invocation	32.69 ns	24.77 ns	0.76	0.65	False
Replace_String - Duration of single invocation	790.45 ns	98.97 ns	0.13	0.27	False
Split - Duration of single invocation	84.79 ns	60.30 ns	0.71	0.30	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_String*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_String.Replace_Char(text: "This is a very nice sentence", oldChar: 'i', newChar: 'I')

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 77.84964215169522 < 383.7633341458151.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 37.58017200003088 (T) = (0 -81.57167333901475) / Math.Sqrt((15918.865399311078 / (299)) + (17.168141555930795 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7714505514578198 = (356.9103922994599 - 81.57167333901475) / 356.9103922994599 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Split(s: "ABCDEFGHIJKLMNOPQRSTUVWXYZ", arr: [' '], options: None)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 55.62457040219376 < 84.30604924825063.
IsChangePoint: Marked as a change because one of 1/18/2023 9:06:44 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 35.865225900778306 (T) = (0 -59.26986733319625) / Math.Sqrt((29.204645472421166 / (299)) + (16.873771357376235 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3058791788498166 = (85.38840145291122 - 59.26986733319625) / 85.38840145291122 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Replace_Char(text: "This is a very nice sentence", oldChar: 'z', newChar: 'y')

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 19.619693538154692 < 24.857055920660624.
IsChangePoint: Marked as a change because one of 1/15/2023 6:48:05 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 16.00989489141902 (T) = (0 -17.2536604927647) / Math.Sqrt((12.030055177549063 / (299)) + (10.74379955458211 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.34270274326734895 = (26.249402863067857 - 17.2536604927647) / 26.249402863067857 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.IndexOfAny

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 30.644590660532042 < 43.658209623880964.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 27.82533431597898 (T) = (0 -28.6247562446519) / Math.Sqrt((74.29550572806036 / (299)) + (12.484048667532393 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.4229613728424828 = (49.606308655032294 - 28.6247562446519) / 49.606308655032294 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Replace_Char(text: "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", oldChar: 'b', newChar: '+')

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 374.9756677401782 < 11.570481979491284.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 40.76987557496294 (T) = (0 -366.90393702419016) / Math.Sqrt((18555602.743718963 / (299)) + (45.2979440739874 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.965134583252442 = (10523.434717007576 - 366.90393702419016) / 10523.434717007576 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.PadLeft(n: 2142)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 561.6719799934762 < 1.1786793899014452.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 460.7329351551435 (T) = (0 -566.1304669734623) / Math.Sqrt((171.8313403343189 / (299)) + (60.06312522290879 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.5443724281695301 = (1242.528990726023 - 566.1304669734623) / 1242.528990726023 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Replace_String(text: "This is a very nice sentence. This is another very nice sentence.", oldValue: "a", newValue: "")

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 153.97138881610982 < 163.72856819379766.
IsChangePoint: Marked as a change because one of 1/17/2023 5:52:57 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 20.50731473865224 (T) = (0 -154.69501739601967) / Math.Sqrt((28.01087484787707 / (299)) + (15.071405429206559 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.0841289355062735 = (168.90479827696237 - 154.69501739601967) / 168.90479827696237 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Replace_Char(text: "yfesgj0sg1ijslnjsb3uofdz3tbzf6ysgblu3at20nfab2wei1kxfbvsbpzwhanjczcqa2psra3aacxb67qnwbnfp2tok6v0a58l", oldChar: 'b', newChar: '+')

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 108.6902132958865 < 1.0577159184153595.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 39.651346173536396 (T) = (0 -105.1268090098911) / Math.Sqrt((141385.6904575212 / (299)) + (24.29145645246951 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8913898851110593 = (967.9283473494945 - 105.1268090098911) / 967.9283473494945 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Replace_Char(text: "Hello", oldChar: 'l', newChar: '!')

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 79.65473859647015 < 112.5801138626655.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 18.63416912261898 (T) = (0 -82.01226494324095) / Math.Sqrt((455.57357283713634 / (299)) + (24.499337911738724 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.24998188195322824 = (109.34704505115248 - 82.01226494324095) / 109.34704505115248 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Replace_String(text: "This is a very nice sentence", oldValue: "bad", newValue: "nice")

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 24.769164852144275 < 32.29860775060756.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 5:53:50 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 14.869767876490593 (T) = (0 -28.04232150458752) / Math.Sqrt((11.424964828280796 / (299)) + (6.82448287022164 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.19837709014175114 = (34.98193621929574 - 28.04232150458752) / 34.98193621929574 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Replace_String(text: "This is a very nice sentence. This is another very nice sentence.", oldValue: "a", newValue: "b")

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 98.97098127316599 < 763.1611617550003.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 39.64202767660345 (T) = (0 -104.11473186905411) / Math.Sqrt((67798.10744101604 / (299)) + (44.74888756572826 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8518068251950716 = (702.5609108253722 - 104.11473186905411) / 702.5609108253722 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Split(s: "ABCDEFGHIJKLMNOPQRSTUVWXYZ", arr: [' '], options: RemoveEmptyEntries)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 60.29566626792579 < 82.41898092000868.
IsChangePoint: Marked as a change because one of 1/18/2023 9:06:44 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 34.29053173556504 (T) = (0 -60.24775396719541) / Math.Sqrt((30.565744775469142 / (299)) + (17.140609570394485 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.2952354982921605 = (85.48636292151268 - 60.24775396719541) / 85.48636292151268 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Text.Tests.Perf_Encoding

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
GetString - Duration of single invocation	419.18 ns	269.75 ns	0.64	0.05	False
GetByteCount - Duration of single invocation	146.46 ns	129.52 ns	0.88	0.09	False
GetChars - Duration of single invocation	383.88 ns	255.80 ns	0.67	0.09	False
GetBytes - Duration of single invocation	334.70 ns	163.84 ns	0.49	0.04	False
GetBytes - Duration of single invocation	447.53 ns	256.36 ns	0.57	0.01	False
GetString - Duration of single invocation	470.16 ns	319.61 ns	0.68	0.04	False
GetChars - Duration of single invocation	434.70 ns	313.78 ns	0.72	0.04	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Tests.Perf_Encoding*'

Payloads

Baseline
Compare

Histogram

System.Text.Tests.Perf_Encoding.GetString(size: 512, encName: "ascii")

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 269.7495427426833 < 385.11349371943817.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 86.29025536120737 (T) = (0 -275.67856158668536) / Math.Sqrt((88.3065614956585 / (299)) + (85.87356600410592 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3309417772180286 = (412.0397182182481 - 275.67856158668536) / 412.0397182182481 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Tests.Perf_Encoding.GetByteCount(size: 512, encName: "utf-8")

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 129.5153257484316 < 138.69900445256917.
IsChangePoint: Marked as a change because one of 1/14/2023 10:23:46 PM, 1/17/2023 2:19:41 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 36.978188712004986 (T) = (0 -123.9944541337301) / Math.Sqrt((27.52842966110636 / (299)) + (15.032718919516304 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.17086907840909765 = (149.54749715016615 - 123.9944541337301) / 149.54749715016615 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Tests.Perf_Encoding.GetChars(size: 512, encName: "ascii")

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 255.8007104580345 < 364.9044904647492.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 119.15254202102925 (T) = (0 -252.94105265395228) / Math.Sqrt((107.95361670762631 / (299)) + (36.98398409018254 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3502400617689675 = (389.28385357611114 - 252.94105265395228) / 389.28385357611114 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Tests.Perf_Encoding.GetBytes(size: 512, encName: "ascii")

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 163.84497812109794 < 318.23613100823195.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 192.488755126675 (T) = (0 -161.01990998560444) / Math.Sqrt((65.70285486632119 / (299)) + (25.721419558652478 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.5285129231291881 = (341.5150019683872 - 161.01990998560444) / 341.5150019683872 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Tests.Perf_Encoding.GetBytes(size: 512, encName: "utf-8")

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 256.3610397374267 < 431.00715332101544.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 226.92682462852696 (T) = (0 -257.0915922854718) / Math.Sqrt((110.20975545010052 / (299)) + (16.992687448505773 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.4418410638122291 = (460.60642519030336 - 257.0915922854718) / 460.60642519030336 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Tests.Perf_Encoding.GetString(size: 512, encName: "utf-8")

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 319.6104550827234 < 444.80761108831524.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 114.80507803677753 (T) = (0 -321.35149072366397) / Math.Sqrt((131.83507767731564 / (299)) + (51.638381449359564 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3218615872678169 = (473.87300983136487 - 321.35149072366397) / 473.87300983136487 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Tests.Perf_Encoding.GetChars(size: 512, encName: "utf-8")

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 313.78153617829236 < 414.2946276105981.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 110.070999803603 (T) = (0 -298.0198719698993) / Math.Sqrt((123.70268071351101 / (299)) + (54.41169063770583 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3318838317972634 = (446.0599610567524 - 298.0198719698993) / 446.0599610567524 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Numerics.Tests.Perf_Matrix4x4

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
CreateRotationXBenchmark - Duration of single invocation	37.10 ns	6.91 ns	0.19	0.50	False
IsIdentityBenchmark - Duration of single invocation	56.35 ns	6.80 ns	0.12	0.51	False
CreateRotationZBenchmark - Duration of single invocation	36.85 ns	7.16 ns	0.19	0.42	False
CreateReflectionBenchmark - Duration of single invocation	82.93 ns	19.99 ns	0.24	0.37	False
CreateConstrainedBillboardBenchmark - Duration of single invocation	73.74 ns	40.92 ns	0.55	0.21	False
InvertBenchmark - Duration of single invocation	57.32 ns	38.00 ns	0.66	0.37	False
CreateFromYawPitchRollBenchmarkBenchmark - Duration of single invocation	67.86 ns	49.50 ns	0.73	0.27	False
NegateBenchmark - Duration of single invocation	68.77 ns	11.71 ns	0.17	0.35	False
CreateRotationZWithCenterBenchmark - Duration of single invocation	38.69 ns	7.41 ns	0.19	0.47	False
TranslationBenchmark - Duration of single invocation	27.88 ns	9.89 ns	0.35	0.53	False
CreateRotationYBenchmark - Duration of single invocation	40.77 ns	7.43 ns	0.18	0.48	False
CreateRotationYWithCenterBenchmark - Duration of single invocation	35.85 ns	7.42 ns	0.21	0.49	False
CreateOrthographicBenchmark - Duration of single invocation	21.95 ns	6.59 ns	0.30	0.60	False
CreateLookAtBenchmark - Duration of single invocation	43.00 ns	34.66 ns	0.81	0.45	False
InequalityOperatorBenchmark - Duration of single invocation	70.48 ns	12.66 ns	0.18	0.44	False
MultiplyByScalarOperatorBenchmark - Duration of single invocation	111.70 ns	12.42 ns	0.11	0.43	False
CreateRotationXWithCenterBenchmark - Duration of single invocation	35.64 ns	7.61 ns	0.21	0.49	False
CreateFromMatrix3x2 - Duration of single invocation	33.00 ns	12.98 ns	0.39	0.50	False
CreateTranslationFromVectorBenchmark - Duration of single invocation	34.46 ns	7.90 ns	0.23	0.59	False
CreateTranslationFromScalarXYZ - Duration of single invocation	29.52 ns	6.58 ns	0.22	0.50	False
MultiplyByMatrixOperatorBenchmark - Duration of single invocation	490.40 ns	27.64 ns	0.06	0.26	False
Transpose - Duration of single invocation	47.60 ns	16.35 ns	0.34	0.40	False
CreateScaleFromScalarXYZBenchmark - Duration of single invocation	29.15 ns	9.47 ns	0.32	0.58	False
CreateScaleFromVectorBenchmark - Duration of single invocation	28.27 ns	7.34 ns	0.26	0.50	False
CreateFromQuaternionBenchmark - Duration of single invocation	31.56 ns	6.83 ns	0.22	0.60	False
CreateWorldBenchmark - Duration of single invocation	61.34 ns	11.20 ns	0.18	0.35	False
CreateScaleFromScalarXYZWithCenterBenchmark - Duration of single invocation	28.46 ns	7.87 ns	0.28	0.56	False
NegationOperatorBenchmark - Duration of single invocation	68.19 ns	12.77 ns	0.19	0.44	False
CreateScaleFromScalarWithCenterBenchmark - Duration of single invocation	40.24 ns	10.60 ns	0.26	0.46	False
CreateFromScalars - Duration of single invocation	23.81 ns	14.98 ns	0.63	0.60	False
CreateScaleFromVectorWithCenterBenchmark - Duration of single invocation	33.30 ns	7.73 ns	0.23	0.49	False
LerpBenchmark - Duration of single invocation	242.01 ns	16.86 ns	0.07	0.46	False
AddBenchmark - Duration of single invocation	99.52 ns	16.26 ns	0.16	0.31	False
TransformBenchmark - Duration of single invocation	62.84 ns	16.83 ns	0.27	0.42	False
SubtractBenchmark - Duration of single invocation	99.26 ns	15.82 ns	0.16	0.34	False
DecomposeBenchmark - Duration of single invocation	90.09 ns	59.41 ns	0.66	0.25	False
IdentityBenchmark - Duration of single invocation	28.83 ns	8.65 ns	0.30	0.54	False
CreateScaleFromScalarBenchmark - Duration of single invocation	26.34 ns	6.68 ns	0.25	0.55	False
SubtractOperatorBenchmark - Duration of single invocation	99.94 ns	16.49 ns	0.16	0.29	False
MultiplyByMatrixBenchmark - Duration of single invocation	448.84 ns	29.37 ns	0.07	0.30	False
MultiplyByScalarBenchmark - Duration of single invocation	113.14 ns	13.50 ns	0.12	0.45	False
GetDeterminantBenchmark - Duration of single invocation	31.79 ns	14.03 ns	0.44	0.43	False
EqualityOperatorBenchmark - Duration of single invocation	64.28 ns	12.46 ns	0.19	0.34	False
EqualsBenchmark - Duration of single invocation	97.87 ns	20.16 ns	0.21	0.29	False
CreateOrthographicOffCenterBenchmark - Duration of single invocation	22.09 ns	6.79 ns	0.31	0.54	False
CreateBillboardBenchmark - Duration of single invocation	67.84 ns	31.89 ns	0.47	0.27	False
CreateShadowBenchmark - Duration of single invocation	91.94 ns	31.37 ns	0.34	0.29	False
CreateFromAxisAngleBenchmark - Duration of single invocation	38.45 ns	7.17 ns	0.19	0.40	False
AddOperatorBenchmark - Duration of single invocation	100.52 ns	16.74 ns	0.17	0.34	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tests.Perf_Matrix4x4*'

Payloads

Baseline
Compare

Histogram

System.Numerics.Tests.Perf_Matrix4x4.CreateRotationXBenchmark

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 6.9112306774991925 < 35.35900026808622.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 111.52791148064385 (T) = (0 -6.941584557768695) / Math.Sqrt((14.257350278485664 / (299)) + (1.0115068310037751 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8134101029008645 = (37.20236017966514 - 6.941584557768695) / 37.20236017966514 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.IsIdentityBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 6.798072674704421 < 54.01892523394826.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 43.75547797306807 (T) = (0 -6.749285810588517) / Math.Sqrt((321.4730501112435 / (299)) + (0.7142025574220895 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.871452158597329 = (52.50407736872573 - 6.749285810588517) / 52.50407736872573 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateRotationZBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 7.156597636556398 < 35.292426405785285.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 132.5207587141613 (T) = (0 -7.873729468900279) / Math.Sqrt((8.681621273391023 / (299)) + (0.8233514668823319 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7903125082051267 = (37.549829040841175 - 7.873729468900279) / 37.549829040841175 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateReflectionBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 19.991239004526477 < 79.6460724229575.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 37.376666358136916 (T) = (0 -24.026539203246923) / Math.Sqrt((516.7813240866169 / (299)) + (6.320785029176036 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.6814170436757045 = (75.41690076725125 - 24.026539203246923) / 75.41690076725125 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateConstrainedBillboardBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 40.92330242310411 < 69.28805187717468.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 34.31738656612397 (T) = (0 -42.12435443821833) / Math.Sqrt((137.45246878297922 / (299)) + (4.178169588350505 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.38017318436173037 = (67.96149081552817 - 42.12435443821833) / 67.96149081552817 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.InvertBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 37.99651849736727 < 55.95361835524603.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 34.72594549740156 (T) = (0 -34.92534565321071) / Math.Sqrt((86.25569001833695 / (299)) + (4.542505082441975 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3875279629922352 = (57.02357584166399 - 34.92534565321071) / 57.02357584166399 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateFromYawPitchRollBenchmarkBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 49.501957008745975 < 63.684972667655664.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 62.65286427350851 (T) = (0 -49.80932866374203) / Math.Sqrt((14.763603884477046 / (299)) + (1.465883331238261 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.2705710730263964 = (68.28537616461229 - 49.80932866374203) / 68.28537616461229 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.NegateBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 11.71081853020768 < 65.76658305380481.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 50.886554347993716 (T) = (0 -13.218606720020526) / Math.Sqrt((266.72611811428897 / (299)) + (2.0972473294506924 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7892033907394626 = (62.70787166070009 - 13.218606720020526) / 62.70787166070009 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateRotationZWithCenterBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 7.407782227848551 < 34.12255466288193.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 139.83096980409724 (T) = (0 -7.7552805216240195) / Math.Sqrt((5.893361653047484 / (299)) + (0.9381568971456258 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7904443890161746 = (37.00822175657523 - 7.7552805216240195) / 37.00822175657523 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.TranslationBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 9.891540399614383 < 26.9040983447336.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 26.40556909862017 (T) = (0 -8.901678971610936) / Math.Sqrt((96.95557491042308 / (299)) + (1.3242745367745898 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.6396934077285543 = (24.70584541762878 - 8.901678971610936) / 24.70584541762878 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateRotationYBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 7.434180146262425 < 38.56099930969079.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 120.75080328604236 (T) = (0 -7.786264038174585) / Math.Sqrt((9.089135115993379 / (299)) + (1.1911921903774851 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7928925682642208 = (37.59529039068016 - 7.786264038174585) / 37.59529039068016 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateRotationYWithCenterBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 7.415700002629241 < 34.33727332079697.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 146.62472693719505 (T) = (0 -7.603135583629437) / Math.Sqrt((5.659980212737662 / (299)) + (0.8157143561290828 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7937930005865081 = (36.87137490606429 - 7.603135583629437) / 36.87137490606429 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateOrthographicBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 6.590629128910685 < 20.81455729412791.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 84.90706084911872 (T) = (0 -6.947732843418726) / Math.Sqrt((4.12596973674063 / (299)) + (0.84541171778701 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.6971364566245913 = (22.940142501095945 - 6.947732843418726) / 22.940142501095945 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateLookAtBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 34.65658103462529 < 40.55908531886449.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 8.624832971391344 (T) = (0 -36.26371512106423) / Math.Sqrt((7.99227794828473 / (299)) + (3.677613821310164 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.07641812865384734 = (39.26421278517367 - 36.26371512106423) / 39.26421278517367 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.InequalityOperatorBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 12.655711421091436 < 60.11875593111486.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 49.0672827408611 (T) = (0 -12.790589758586133) / Math.Sqrt((266.6151838061272 / (299)) + (1.0935038278275644 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7862796562455616 = (59.847319791336005 - 12.790589758586133) / 59.847319791336005 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.MultiplyByScalarOperatorBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 12.419872984958308 < 109.29981558401175.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 42.54973334814617 (T) = (0 -13.4779218141943) / Math.Sqrt((1189.077694527616 / (299)) + (3.1556218679705426 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8641196401746135 = (99.18962410398498 - 13.4779218141943) / 99.18962410398498 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateRotationXWithCenterBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 7.610685619630325 < 35.523419360180704.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 124.0343026667818 (T) = (0 -6.9798256164139145) / Math.Sqrt((12.249845190438634 / (299)) + (0.5774637393134316 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8075750398010737 = (36.27297419834862 - 6.9798256164139145) / 36.27297419834862 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateFromMatrix3x2

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 12.982324944123084 < 32.772886840445324.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 52.740879401885735 (T) = (0 -13.474288567773437) / Math.Sqrt((29.076671215954548 / (299)) + (1.3892851560941637 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.5879293734706487 = (32.69897852525938 - 13.474288567773437) / 32.69897852525938 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateTranslationFromVectorBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 7.895298467417781 < 32.94649266521366.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 62.60420438765222 (T) = (0 -7.90101447904464) / Math.Sqrt((42.07001481011965 / (299)) + (0.9212858200235231 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7625818720607991 = (33.27890143699543 - 7.90101447904464) / 33.27890143699543 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateTranslationFromScalarXYZ

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 6.584310832449428 < 31.325945191098665.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 61.72231217548465 (T) = (0 -7.376892528256444) / Math.Sqrt((27.492938096131287 / (299)) + (1.1846790712639308 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7453113481764916 = (28.964355009301354 - 7.376892528256444) / 28.964355009301354 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.MultiplyByMatrixOperatorBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 27.642941964478574 < 430.3741186227328.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 37.65350005419761 (T) = (0 -28.61636824907294) / Math.Sqrt((25121.785120294495 / (299)) + (4.772186802015911 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.9234871549662778 = (374.0073740096917 - 28.61636824907294) / 374.0073740096917 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.Transpose

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 16.35124224221988 < 44.58793333998085.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 53.5969995133379 (T) = (0 -15.47376315960989) / Math.Sqrt((74.18482121024347 / (299)) + (1.8516933374705558 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.6531591272837334 = (44.613436237857144 - 15.47376315960989) / 44.613436237857144 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateScaleFromScalarXYZBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 9.470988990353163 < 27.671506150502193.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 67.92311841722167 (T) = (0 -8.24998526474943) / Math.Sqrt((16.108848006932437 / (299)) + (1.7455980334423198 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7211149387900064 = (29.58202647698435 - 8.24998526474943) / 29.58202647698435 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateScaleFromVectorBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 7.343812627919099 < 26.32107074783991.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 45.225871795382886 (T) = (0 -7.651441011533781) / Math.Sqrt((7.8352856508618505 / (299)) + (6.354563221760524 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7199367694156553 = (27.32040545118774 - 7.651441011533781) / 27.32040545118774 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateFromQuaternionBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 6.831432676029386 < 29.94374666165804.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 74.535186397053 (T) = (0 -7.355505190875929) / Math.Sqrt((15.516107954459542 / (299)) + (2.2669136228813676 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7707008241001939 = (32.07820159846528 - 7.355505190875929) / 32.07820159846528 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateWorldBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 11.195753548882937 < 57.56486925494049.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 56.45427372034833 (T) = (0 -10.740213368841747) / Math.Sqrt((176.15984894740603 / (299)) + (2.011987688798215 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8079710784377254 = (55.93018635663541 - 10.740213368841747) / 55.93018635663541 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateScaleFromScalarXYZWithCenterBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 7.865774780981971 < 27.760614442429315.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 72.23579057964929 (T) = (0 -8.387826640674739) / Math.Sqrt((14.46845183220551 / (299)) + (1.3441849665951786 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7125553222737894 = (29.180664283038475 - 8.387826640674739) / 29.180664283038475 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.NegationOperatorBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 12.76820746461379 < 65.1046338975093.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 52.44015550277422 (T) = (0 -13.339784652994695) / Math.Sqrt((256.55427905041097 / (299)) + (1.9379514332326255 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7892679999024466 = (63.3021308905119 - 13.339784652994695) / 63.3021308905119 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateScaleFromScalarWithCenterBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 10.602718069900588 < 28.587122694694198.
IsChangePoint: Marked as a change because one of 1/11/2023 11:00:48 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 78.40106608976414 (T) = (0 -8.116098560910661) / Math.Sqrt((12.194555332513403 / (299)) + (1.167146626294408 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7197885584116094 = (28.964194020430458 - 8.116098560910661) / 28.964194020430458 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateFromScalars

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 14.97688453252806 < 22.645262992083385.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 33.388935785731206 (T) = (0 -15.278438199646079) / Math.Sqrt((3.313337433244971 / (299)) + (2.732806141040212 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.383687588404864 = (24.79008683291404 - 15.278438199646079) / 24.79008683291404 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateScaleFromVectorWithCenterBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 7.728896195168373 < 30.577314749686487.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 78.64136544694195 (T) = (0 -7.773519619516257) / Math.Sqrt((15.878858038274306 / (299)) + (1.253549925908441 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7470772526297658 = (30.73475873697196 - 7.773519619516257) / 30.73475873697196 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.LerpBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 16.859382177855377 < 234.57836059551212.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 41.05921301561799 (T) = (0 -14.43433832180917) / Math.Sqrt((6684.104429742713 / (299)) + (3.282221913226082 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.930913438341422 = (208.93120131152136 - 14.43433832180917) / 208.93120131152136 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.AddBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 16.264569406887997 < 98.76660189315713.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 52.87961118536542 (T) = (0 -16.068996232236056) / Math.Sqrt((610.9379891883784 / (299)) + (1.2499703648868419 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8258051200205401 = (92.24723616521234 - 16.068996232236056) / 92.24723616521234 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.TransformBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 16.834161471077472 < 60.11587588481684.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 70.70481550838304 (T) = (0 -16.316207540600455) / Math.Sqrt((104.83763989307114 / (299)) + (1.4373730613144466 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7295446294482847 = (60.328650554493386 - 16.316207540600455) / 60.328650554493386 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.SubtractBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 15.821522255432654 < 97.45134534106474.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 52.5538516516906 (T) = (0 -16.018013231569633) / Math.Sqrt((608.3183661258372 / (299)) + (1.135417881956306 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.824965147515082 = (91.5132786651723 - 16.018013231569633) / 91.5132786651723 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.DecomposeBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 59.40666601536324 < 83.92741809841948.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 34.65318434149562 (T) = (0 -56.76051371749137) / Math.Sqrt((153.05948102973406 / (299)) + (3.241101793277147 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.32015926362651226 = (83.49089820694202 - 56.76051371749137) / 83.49089820694202 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.IdentityBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 8.64848019008913 < 27.15512451699426.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 39.84871050825014 (T) = (0 -7.051962780082262) / Math.Sqrt((59.83623370241174 / (299)) + (1.0549326778864812 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7292374899630156 = (26.044827177584565 - 7.051962780082262) / 26.044827177584565 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateScaleFromScalarBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 6.678594035816829 < 25.690811770276092.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 96.88549945541536 (T) = (0 -6.945325424952859) / Math.Sqrt((6.380268055162974 / (299)) + (0.8507902107623868 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7434482752860352 = (27.071832912822376 - 6.945325424952859) / 27.071832912822376 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.SubtractOperatorBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 16.48739022728313 < 96.52804830612378.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 48.425735617487085 (T) = (0 -16.00465366931739) / Math.Sqrt((690.830658971817 / (299)) + (2.2268837302392788 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8231860116606319 = (90.51689755789482 - 16.00465366931739) / 90.51689755789482 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.MultiplyByMatrixBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 29.366322407419723 < 424.88954257509715.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 38.889165225600124 (T) = (0 -29.14394618564531) / Math.Sqrt((24045.54485039387 / (299)) + (4.7509776615568855 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.9229311895511385 = (378.1548724562653 - 29.14394618564531) / 378.1548724562653 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.MultiplyByScalarBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 13.504699358973937 < 107.00474531079965.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 44.10350115755413 (T) = (0 -13.176071475605305) / Math.Sqrt((1130.8281384968088 / (299)) + (1.4058914274837393 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8673824880792212 = (99.35393361531503 - 13.176071475605305) / 99.35393361531503 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.GetDeterminantBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 14.03103746920343 < 28.43462971220149.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 44.18753752823762 (T) = (0 -12.580847752340402) / Math.Sqrt((31.54372201912181 / (299)) + (0.7427538872082942 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.5534728521206924 = (28.174877635303144 - 12.580847752340402) / 28.174877635303144 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.EqualityOperatorBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 12.463447756562509 < 60.57049193888748.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 49.34167712132594 (T) = (0 -12.839537598238032) / Math.Sqrt((253.59902068687995 / (299)) + (1.0234862541563334 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7823018902902376 = (58.97863612759819 - 12.839537598238032) / 58.97863612759819 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.EqualsBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 20.1629586386796 < 81.43645626405873.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 39.37003210134926 (T) = (0 -20.970657298297123) / Math.Sqrt((538.0206001775844 / (299)) + (1.9702157596351986 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.7185845816551619 = (74.51850869308201 - 20.970657298297123) / 74.51850869308201 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateOrthographicOffCenterBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 6.7884504421582035 < 20.919591176864213.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 76.24594601442205 (T) = (0 -7.0970438794252475) / Math.Sqrt((4.186273439414316 / (299)) + (1.1524451171399437 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.6915492490475419 = (23.008677584704994 - 7.0970438794252475) / 23.008677584704994 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateBillboardBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 31.89392561901748 < 58.52343351711317.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 32.67609176498198 (T) = (0 -31.37415606430961) / Math.Sqrt((162.7095317004411 / (299)) + (2.475349718033876 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.44808296906174816 = (56.84578352469745 - 31.37415606430961) / 56.84578352469745 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateShadowBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 31.366571064864917 < 86.97806526875499.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 33.3916714124784 (T) = (0 -31.28882571981504) / Math.Sqrt((626.1297128288369 / (299)) + (3.7777825374342267 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.6123525961891604 = (80.71465308995865 - 31.28882571981504) / 80.71465308995865 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.CreateFromAxisAngleBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 7.174200528425657 < 36.75167683538405.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 132.88906347228442 (T) = (0 -6.999100024894615) / Math.Sqrt((8.954883299293629 / (299)) + (0.9954361593194022 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8172472734771296 = (38.2981975594149 - 6.999100024894615) / 38.2981975594149 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Perf_Matrix4x4.AddOperatorBenchmark

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 16.737897412886163 < 97.39488769887512.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 47.921211580280016 (T) = (0 -16.21569570894968) / Math.Sqrt((721.5300791384504 / (299)) + (1.8316112534089808 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8225442960052702 = (91.37883620484394 - 16.21569570894968) / 91.37883620484394 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Double>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
EqualsBenchmark - Duration of single invocation	54.55 ns	8.48 ns	0.16	0.53	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Double>*'

Payloads

Baseline
Compare

Histogram

System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Double>.EqualsBenchmark

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 8.483759345272965 < 57.914597164465825.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 66.12182776052728 (T) = (0 -6.9122824427357) / Math.Sqrt((235.7913413976933 / (299)) + (0.903988441664326 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.8960359573425498 = (66.48724180061848 - 6.9122824427357) / 66.48724180061848 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Collections.Tests.Perf_PriorityQueue<Guid, Guid>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
Enumerate - Duration of single invocation	1.59 μs	1.30 μs	0.82	0.30	False
Enumerate - Duration of single invocation	14.18 μs	12.61 μs	0.89	0.23	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.Tests.Perf_PriorityQueue<Guid, Guid>*'

Payloads

Baseline
Compare

Histogram

System.Collections.Tests.Perf_PriorityQueue<Guid, Guid>.Enumerate(Size: 100)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.304606469423813 < 1.4141496315796085.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 14.906117841462983 (T) = (0 -1361.1394968917505) / Math.Sqrt((8430.750573730838 / (299)) + (3812.7726141170356 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.10945462194702377 = (1528.433621055501 - 1361.1394968917505) / 1528.433621055501 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.Tests.Perf_PriorityQueue&lt;Guid, Guid&gt;.Enumerate(Size: 1000)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 12.606842382188502 < 13.577304096395682.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 13.303939094557599 (T) = (0 -12864.694998270688) / Math.Sqrt((414995.2704720093 / (299)) + (483723.64654923946 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.10829349504102095 = (14427.050746772897 - 12864.694998270688) / 14427.050746772897 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Text.Json.Document.Tests.Perf_EnumerateObject

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
Parse - Duration of single invocation	27.15 μs	21.13 μs	0.78	0.05	False
Parse - Duration of single invocation	1.04 ms	890.88 μs	0.85	0.03	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Document.Tests.Perf_EnumerateObject*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Document.Tests.Perf_EnumerateObject.Parse(TestCase: StringProperties)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 21.131328382616488 < 25.780032722234708.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 61.17032153483392 (T) = (0 -21340.74516706006) / Math.Sqrt((344594.469839107 / (299)) + (309553.9536142973 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.21462671263690414 = (27172.74130714577 - 21340.74516706006) / 27172.74130714577 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateObject.Parse(TestCase: ObjectProperties)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 890.8760675747861 < 0.976609301354399.
IsChangePoint: Marked as a change because one of 3/1/2023 5:53:50 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 52.7683148682637 (T) = (0 -908168.1204704272) / Math.Sqrt((206751908.7804421 / (299)) + (190925543.7674845 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.12197076974539905 = (1034325.6114686375 - 908168.1204704272) / 1034325.6114686375 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Text.Json.Tests.Perf_Strings

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
WriteStringsUtf16 - Duration of single invocation	95.44 ms	88.04 ms	0.92	0.07	False
WriteStringsUtf16 - Duration of single invocation	97.74 ms	89.64 ms	0.92	0.04	False
WriteStringsUtf16 - Duration of single invocation	97.10 ms	88.18 ms	0.91	0.07	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Tests.Perf_Strings*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Tests.Perf_Strings.WriteStringsUtf16(Formatted: False, SkipValidation: True, Escaped: AllEscaped)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 88.03791661666666 < 91.34053669946428.
IsChangePoint: Marked as a change because one of 1/26/2023 4:17:33 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 13.264573462513617 (T) = (0 -88488078.9048793) / Math.Sqrt((12243070670643.57 / (299)) + (4757451129192.42 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.057055648749356425 = (93842312.95040478 - 88488078.9048793) / 93842312.95040478 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf16(Formatted: True, SkipValidation: True, Escaped: AllEscaped)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 89.63632692307692 < 92.76046042761904.
IsChangePoint: Marked as a change because one of 1/26/2023 4:17:33 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 21.922624863002575 (T) = (0 -89464484.31329249) / Math.Sqrt((11254077254095.389 / (299)) + (942668243599.204 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.057423292168838756 = (94914804.88537362 - 89464484.31329249) / 94914804.88537362 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf16(Formatted: False, SkipValidation: False, Escaped: AllEscaped)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 88.18408933928572 < 91.68842724910714.
IsChangePoint: Marked as a change because one of 1/26/2023 4:17:33 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 10.937076803370193 (T) = (0 -88977359.64314711) / Math.Sqrt((11987402724516.357 / (299)) + (6645228427927.461 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.05338307864935638 = (93995107.87974635 - 88977359.64314711) / 93995107.87974635 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Collections.IndexerSet<Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
Array - Duration of single invocation	154.14 ns	141.55 ns	0.92	0.02	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.IndexerSet<Int32>*'

Payloads

Baseline
Compare

Histogram

System.Collections.IndexerSet<Int32>.Array(Size: 512)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 141.54958561856407 < 147.47566792106508.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 57.409152972422056 (T) = (0 -140.87554048806598) / Math.Sqrt((4.050361968316413 / (299)) + (1.9765556157849433 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.09360963857460226 = (155.42479982523625 - 140.87554048806598) / 155.42479982523625 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in MicroBenchmarks.Serializers.Json_FromString<IndexViewModel>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
SystemTextJson_SourceGen_ - Duration of single invocation	99.84 μs	86.05 μs	0.86	0.11	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'MicroBenchmarks.Serializers.Json_FromString<IndexViewModel>*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Json_FromString<IndexViewModel>.SystemTextJson_SourceGen_

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 86.0502976190476 < 94.83734518130275.
IsChangePoint: Marked as a change because one of 2/12/2023 11:53:55 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 43.29398801088182 (T) = (0 -87466.6704343783) / Math.Sqrt((21046426.401363306 / (299)) + (4085844.0375361694 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.17160608831851254 = (105585.84412678388 - 87466.6704343783) / 105585.84412678388 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt64>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
EqualsBenchmark - Duration of single invocation	39.73 ns	2.90 ns	0.07	0.60	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt64>*'

Payloads

Baseline
Compare

Histogram

System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt64>.EqualsBenchmark

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.903142937117702 < 38.24064334982411.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 87.29299985410387 (T) = (0 -2.439755887947915) / Math.Sqrt((67.86550900981338 / (299)) + (0.38355942088058415 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.9456857292244436 = (44.91924227482962 - 2.439755887947915) / 44.91924227482962 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in Benchmark.GetChildKeysTests

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
AddChainedConfigurationEmpty - Duration of single invocation	30.92 ms	26.56 ms	0.86	0.00	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'Benchmark.GetChildKeysTests*'

Payloads

Baseline
Compare

Histogram

Benchmark.GetChildKeysTests.AddChainedConfigurationEmpty

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 26.56107142063492 < 29.429273862723214.
IsChangePoint: Marked as a change because one of 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 281.4787067024581 (T) = (0 -26608949.620435596) / Math.Sqrt((53363898868.08723 / (299)) + (2680245862.514465 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.14260140079151087 = (31034514.92106443 - 26608949.620435596) / 31034514.92106443 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Int16>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
EqualsBenchmark - Duration of single invocation	44.70 ns	2.38 ns	0.05	0.61	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Int16>*'

Payloads

Baseline
Compare

Histogram

System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Int16>.EqualsBenchmark

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.381577416331807 < 38.7784159888458.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 85.40942367738941 (T) = (0 -2.592866213884497) / Math.Sqrt((67.21867555752162 / (299)) + (0.5104313072024895 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.9414058385651943 = (44.251272659127146 - 2.592866213884497) / 44.251272659127146 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	605d05ba54ccea0ff5486926a7dc630cee5db8cd
Compare	ef0241ed9316bc4343e715daca4d88c1ff90231b
Diff	Diff

Improvements in System.Text.Json.Serialization.Tests.WriteJson<Dictionary<String, String>>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
SerializeObjectProperty - Duration of single invocation	32.15 μs	30.04 μs	0.93	0.08	False
SerializeToString - Duration of single invocation	35.03 μs	31.47 μs	0.90	0.05	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson<Dictionary<String, String>>*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.WriteJson<Dictionary<String, String>>.SerializeObjectProperty(Mode: SourceGen)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 30.04179570070734 < 30.770479494495248.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 1/17/2023 8:36:05 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 24.41846469021527 (T) = (0 -30157.883217473234) / Math.Sqrt((1408993.8493719068 / (299)) + (246389.68247714863 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.07837212268947293 = (32722.407774251864 - 30157.883217473234) / 32722.407774251864 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;Dictionary&lt;String, String&gt;&gt;.SerializeToString(Mode: Reflection)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 31.473162155745488 < 33.069089988217186.
IsChangePoint: Marked as a change because one of 1/12/2023 3:42:01 AM, 1/17/2023 8:36:05 PM, 3/1/2023 3:09:21 PM, 3/7/2023 7:56:26 PM falls between 2/26/2023 10:10:21 PM and 3/7/2023 7:56:26 PM.
IsImprovementStdDev: Marked as improvement because 18.42011040331624 (T) = (0 -32207.685126969238) / Math.Sqrt((1290034.4123570032 / (299)) + (582305.5830473045 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.07350852593449862 = (34763.066934269715 - 32207.685126969238) / 34763.066934269715 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository