[Perf] Linux/x64: 4 Regressions on 5/28/2025 2:52:03 AM +00:00

[performanceautofiler]

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	ViperUbuntu
Baseline	d709a73e1bac6994c319c3bb44f0fe90989c0555
Compare	2a47838c6d353b783ca8466e40d7db756f2d2acf
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Tests.Perf_Int32

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ToString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.56 ns	9.05 ns	1.20	0.47	False
ParseHex - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.22 ns	30.61 ns	3.00	0.08	False
ParseHex - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.49 ns	30.62 ns	2.92	0.10	False
ParseHex - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.78 ns	15.59 ns	2.00	0.02	False

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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Int32*'

System.Tests.Perf_Int32.ToString(value: 12345)

ETL Files

Histogram

JIT Disasms

System.Tests.Perf_Int32.ParseHex(value: "7FFFFFFF")

ETL Files

Histogram

JIT Disasms

System.Tests.Perf_Int32.ParseHex(value: "80000000")

ETL Files

Histogram

JIT Disasms

System.Tests.Perf_Int32.ParseHex(value: "3039")

ETL Files

Histogram

JIT Disasms

Docs

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