[Perf] Windows/arm64: 2 Regressions on 6/15/2024 8:16:13 AM

[performanceautofiler]

Run Information

Name	Value
Architecture	arm64
OS	Windows 10.0.22621
Queue	AmpereWindows
Baseline	eb8f54d92b015c8b416f6e506fd4c3335740302c
Compare	d2dbdd0bbbcb16cc53708a089e1b0388a57a5768
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Collections.Tests.Perf_BitArray

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
BitArraySetAll - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.93 ns	19.22 ns	1.93	0.76	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.Tests.Perf_BitArray*'

System.Collections.Tests.Perf_BitArray.BitArraySetAll(Size: 4)

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	Windows 10.0.22621
Queue	AmpereWindows
Baseline	eb8f54d92b015c8b416f6e506fd4c3335740302c
Compare	d2dbdd0bbbcb16cc53708a089e1b0388a57a5768
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Tests.Perf_String

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
CtorCharCount - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	31.33 ns	38.76 ns	1.24	0.81	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_String*'

System.Tests.Perf_String.CtorCharCount(size: 100)

ETL Files

Histogram

JIT Disasms

Docs

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