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[Perf] Linux/x64: 1 Regression on 6/4/2025 3:33:05 AM +00:00 #116489

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@performanceautofiler

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@performanceautofiler

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue ViperUbuntu
Baseline 4572cef893b8bb6b09f6b71327296b5ce7ee6c49
Compare dda9996426c9a88c6f6d692b5094326a9511b072
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Collections.IndexerSet<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
5.48 μs 6.20 μs 1.13 0.05 False

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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.IndexerSet&lt;Int32&gt;*'

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

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Docs

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

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    arch-x64area-System.Collectionsneeds-area-labelAn area label is needed to ensure this gets routed to the appropriate area ownersos-linuxLinux OS (any supported distro)runtime-coreclrspecific to the CoreCLR runtimetenet-performancePerformance related issuetenet-performance-benchmarksIssue from performance benchmarkuntriagedNew issue has not been triaged by the area owner

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