[Perf] Linux/arm64: 2 Improvements on 2/7/2025 8:52:14 AM +00:00

[performanceautofiler]

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	16782a4481f389e68314b16ea628c5af80f22783
Compare	7c8d89cc8efa5dbe38b49caaeb39abbb0eee9746
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.IO.Tests.Perf_File

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ReadAllBytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	23.05 ms	17.85 ms	0.77	0.36	False
ReadAllBytesAsync - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	27.15 ms	19.97 ms	0.74	0.42	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.IO.Tests.Perf_File*'

System.IO.Tests.Perf_File.ReadAllBytes(size: 104857600)

ETL Files

Histogram

JIT Disasms

System.IO.Tests.Perf_File.ReadAllBytesAsync(size: 104857600)

ETL Files

Histogram

JIT Disasms

Docs

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

[AndyAyersMS]

Likely dotnet/runtime#109431