[Perf] Linux/arm64: 1 Regression on 6/17/2025 12:35:31 AM +00:00

[performanceautofiler]

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	e2bd63be74cce4e16e15217ccd3dd9cd03f9587e
Compare	d1770cc10d5f74642ee108ff5be83a6ecc30792a
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Tests.Perf_Environment

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
GetLogicalDrives - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	59.83 μs	68.58 μs	1.15	0.25	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.Tests.Perf_Environment*'

System.Tests.Perf_Environment.GetLogicalDrives

ETL Files

Histogram

JIT Disasms

Docs

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

[AndyAyersMS]

Likely #116102

[dotnet-policy-service]

Tagging subscribers to this area: @dotnet/area-system-io
See info in area-owners.md if you want to be subscribed.

[DrewScoggins]

Linux Regressions:

• [Perf] Linux/x64: 1 Regression on 6/17/2025 12:35:31 AM +00:00 perf-autofiling-issues#58196