dotnet / perf-autofiling-issues

A landing place for auto-filed performance issues before they receive triage
MIT License
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[Perf] Linux/x64: 1 Regression on 10/6/2024 5:37:48 AM #42719

Open performanceautofiler[bot] opened 4 days ago

performanceautofiler[bot] commented 4 days ago

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 3bcaadb01aa12681d70dae1cb78f39a434bb724b
Compare 438cf85ff27105c1b82f54815ab7bb01409dbcf8
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Collections.CtorDefaultSize<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
16.61 ns 18.21 ns 1.10 0.25 False

graph 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.CtorDefaultSize&lt;String&gt;*'
### System.Collections.CtorDefaultSize<String>.HashSet #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)
LoopedBard3 commented 3 days ago

Only one unrelated commit in range: https://github.com/dotnet/runtime/compare/48dbc4fc836da67cf1efb6b348499a918c4dea8e...112ef3d680c50ae3c64d7c129b658d9cd00a5a3d. Marking as look again.