[Perf] Linux/arm64: 2 Regressions on 5/7/2024 6:24:47 PM

[performanceautofiler]

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	c81eca8f65662dc5169327df5db6e2470979940e
Compare	56e67a7aacb8a644cc6b8b1e3db9e55c3eccb755
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
IsMatch - Duration of single invocation ADX - Test Multi Config Graph	50.24 ns	54.69 ns	1.09	0.41	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.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple*'

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 6, Options: Compiled)

ETL Files

Histogram

JIT Disasms

Docs

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

---

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	c81eca8f65662dc5169327df5db6e2470979940e
Compare	56e67a7aacb8a644cc6b8b1e3db9e55c3eccb755
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.IO.Compression.Brotli

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
Compress_WithState - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	607.70 μs	645.95 μs	1.06	0.00	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.IO.Compression.Brotli*'

System.IO.Compression.Brotli.Compress_WithState(level: Fastest, file: "TestDocument.pdf")

ETL Files

Histogram

JIT Disasms

Docs

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

[EgorBo]

Hard to say, maybe dotnet/runtime#101971 ? Seems like Ampere-linux-arm64 specific