[Perf] Linux/x64: 3 Regressions on 6/9/2024 3:03:38 AM

[performanceautofiler]

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	39ecbe0ed850fa6d6d4f0ebe1917bca1e154e82d
Compare	f47b4917464f34c439509a957e94cf8d0ef908f1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Memory.Span<Char>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
SequenceCompareTo - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	17.05 ns	18.56 ns	1.09	0.16	False
BinarySearch - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	4.74 ns	5.87 ns	1.24	0.13	False
BinarySearch - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.42 ns	9.40 ns	1.27	0.16	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.Memory.Span<Char>*'

System.Memory.Span<Char>.SequenceCompareTo(Size: 512)

ETL Files

Histogram

JIT Disasms

System.Memory.Span<Char>.BinarySearch(Size: 33)

ETL Files

Histogram

JIT Disasms

System.Memory.Span<Char>.BinarySearch(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

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