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[Perf] Windows/x64: 14 Improvements on 5/28/2025 10:33:48 PM +00:00 #56705

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@performanceautofiler

Description

@performanceautofiler

Run Information

Name Value
Architecture x64
OS Windows 10.0.22631
Queue ViperWindows
Baseline ffcd1c5442a0c6e5317efa46d6ce381003397476
Compare 141b2bb7f1c50918359f42bee8bf0971514868fe
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.Perf_Frozen<NotKnownComparable>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
1.81 μs 1.66 μs 0.92 0.27 False
2.18 μs 1.90 μs 0.88 0.14 False
30.74 ns 26.96 ns 0.88 0.13 False
83.65 ns 56.53 ns 0.68 0.09 False

graph
graph
graph
graph
Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.Perf_Frozen&lt;NotKnownComparable&gt;*'

System.Collections.Perf_Frozen<NotKnownComparable>.ToFrozenDictionary(Count: 64)

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System.Collections.Perf_Frozen<NotKnownComparable>.ToFrozenSet(Count: 64)

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System.Collections.Perf_Frozen<NotKnownComparable>.ToFrozenDictionary(Count: 4)

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System.Collections.Perf_Frozen<NotKnownComparable>.ToFrozenSet(Count: 4)

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Histogram

JIT Disasms

Docs

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


Run Information

Name Value
Architecture x64
OS Windows 10.0.22631
Queue ViperWindows
Baseline ffcd1c5442a0c6e5317efa46d6ce381003397476
Compare 141b2bb7f1c50918359f42bee8bf0971514868fe
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Improvements in System.Formats.Cbor.Tests.Perf_CborReader

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
605.29 ns 552.11 ns 0.91 0.04 False
336.02 ns 312.86 ns 0.93 0.02 False
330.69 ns 309.16 ns 0.93 0.01 False
28.44 ns 26.76 ns 0.94 0.03 False
332.12 ns 309.17 ns 0.93 0.02 False

graph
graph
graph
graph
graph
Test Report

Repro

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

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

System.Formats.Cbor.Tests.Perf_CborReader.SkipValue(encoding: (Map, Strict))

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System.Formats.Cbor.Tests.Perf_CborReader.ReadCoseKey(publicKey: ECDSA_P521)

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System.Formats.Cbor.Tests.Perf_CborReader.ReadCoseKey(publicKey: ECDSA_P256)

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System.Formats.Cbor.Tests.Perf_CborReader.SkipValue(encoding: (Byte String, Strict))

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JIT Disasms

System.Formats.Cbor.Tests.Perf_CborReader.ReadCoseKey(publicKey: ECDSA_P384)

ETL Files

Histogram

JIT Disasms

Docs

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


Run Information

Name Value
Architecture x64
OS Windows 10.0.22631
Queue ViperWindows
Baseline ffcd1c5442a0c6e5317efa46d6ce381003397476
Compare 141b2bb7f1c50918359f42bee8bf0971514868fe
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Improvements in System.IO.Tests.Perf_Path

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
14.22 ns 13.03 ns 0.92 0.26 False
2.71 ns 0.81 ns 0.30 0.17 False
3.79 ns 2.25 ns 0.59 0.13 False

graph
graph
graph
Test Report

Repro

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

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

System.IO.Tests.Perf_Path.ChangeExtension

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System.IO.Tests.Perf_Path.IsPathRooted

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System.IO.Tests.Perf_Path.HasExtension

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JIT Disasms

Docs

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


Run Information

Name Value
Architecture x64
OS Windows 10.0.22631
Queue ViperWindows
Baseline ffcd1c5442a0c6e5317efa46d6ce381003397476
Compare 141b2bb7f1c50918359f42bee8bf0971514868fe
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.Perf_Frozen<ReferenceType>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
83.40 ns 73.30 ns 0.88 0.20 False
2.61 μs 2.37 μs 0.91 0.10 False

graph
graph
Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.Perf_Frozen&lt;ReferenceType&gt;*'

System.Collections.Perf_Frozen<ReferenceType>.ToFrozenDictionary(Count: 4)

ETL Files

Histogram

JIT Disasms

System.Collections.Perf_Frozen<ReferenceType>.ToFrozenDictionary(Count: 64)

ETL Files

Histogram

JIT Disasms

Docs

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

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