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 11/25/2024 12:12:36 AM #45466

Open performanceautofiler[bot] opened 3 hours ago

performanceautofiler[bot] commented 3 hours ago

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue ViperUbuntu
Baseline 35e23f7216bb7d0c3adfa2217bce35fbc447941e
Compare 834de07060d09cac5350ffffedc6ddc09bf161dc
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Collections.Perf_LengthBucketsFrozenDictionary

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
21.14 μs 22.61 μs 1.07 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.Perf_LengthBucketsFrozenDictionary*'
### System.Collections.Perf_LengthBucketsFrozenDictionary.TryGetValue_False_FrozenDictionary(Count: 10000, ItemsPerBucket: 5) #### 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)