[Perf] Windows/x64: 2 Regressions on 2/20/2024 7:35:45 PM

[performanceautofiler]

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.18362
Queue	TigerWindows
Baseline	9dc6ea62a4d195ae4559f4609a56933c61889756
Compare	11bdd1b9fc38e137d7945c66790d05b0cd1966ab
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Memory.Span<Int32>

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	2.22 ns	3.94 ns	1.77	0.13	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<Int32>*'

Payloads

Baseline
Compare

System.Memory.Span<Int32>.EndsWith(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	x64
OS	Windows 10.0.18362
Queue	TigerWindows
Baseline	9dc6ea62a4d195ae4559f4609a56933c61889756
Compare	11bdd1b9fc38e137d7945c66790d05b0cd1966ab
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
EndsWith - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	2.28 ns	3.83 ns	1.68	0.14	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<Char>*'

Payloads

Baseline
Compare

System.Memory.Span<Char>.EndsWith(Size: 4)

ETL Files

Histogram

JIT Disasms

Docs

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