[Perf] Windows/x64: 1 Regression on 11/1/2024 5:39:12 AM

[performanceautofiler]

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22631
Queue	ViperWindows
Baseline	6ac8d055a200ccca0d6fa8604c18578234dffa94
Compare	357b09da5abffaeb67d64c928e15293ca2a2de5e
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Memory.Span<Byte>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
EndsWith - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	4.66 ns	10.25 ns	2.20	0.26	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.Memory.Span<Byte>*'

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

ETL Files

Histogram

JIT Disasms

Docs

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