[Perf] Windows/arm64: 2 Improvements on 4/21/2025 10:30:40 PM +00:00

[performanceautofiler]

Run Information

Name	Value
Architecture	arm64
OS	Windows 10.0.22621
Queue	SurfaceWindows
Baseline	27d23218a56d484638692d56b3abd27e0b21b591
Compare	56a9de36642a03e45dd14b96b86740e5d442d5a3
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Threading.Tests.Perf_CancellationToken

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
CreateLinkedTokenSource2 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	99.52 ns	89.95 ns	0.90	0.20	False
CancelAfter - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	124.57 ns	116.49 ns	0.94	0.20	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.Threading.Tests.Perf_CancellationToken*'

System.Threading.Tests.Perf_CancellationToken.CreateLinkedTokenSource2

ETL Files

Histogram

JIT Disasms

System.Threading.Tests.Perf_CancellationToken.CancelAfter

ETL Files

Histogram

JIT Disasms

Docs

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

[EgorBo]

Could be r2r impact of dotnet/runtime#114630?