[Perf] Linux/arm64: 2 Improvements on 6/26/2025 12:20:11 AM +00:00

[performanceautofiler]

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	e2c99a9ad53cacda29985f9ffd5cf02be29ef201
Compare	ba14314409cec9071b73301fd044060c621f7439
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.IterateForEach<Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ConcurrentStack - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	2.25 μs	754.21 ns	0.34	0.48	False
SortedList - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	2.40 μs	700.02 ns	0.29	0.00	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.Collections.IterateForEach<Int32>*'

System.Collections.IterateForEach<Int32>.ConcurrentStack(Size: 512)

ETL Files

Histogram

JIT Disasms

System.Collections.IterateForEach<Int32>.SortedList(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

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