dotnet / perf-autofiling-issues

A landing place for auto-filed performance issues before they receive triage
MIT License
9 stars 4 forks source link

[Perf] Linux/x64: 4 Improvements on 5/10/2024 8:53:34 AM #34243

Open performanceautofiler[bot] opened 6 months ago

performanceautofiler[bot] commented 6 months ago

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 315c4c414e9f3bb61c8c0e0bb31ece4daa631430
Compare 2ecc177a5fcfa5a1f7c9ab60125ade171fb4d750
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Improvements in System.Tests.Perf_Char

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
17.37 ns 15.02 ns 0.86 0.15 False
18.92 ns 16.02 ns 0.85 0.05 False

graph 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.Tests.Perf_Char*'
### System.Tests.Perf_Char.Char_ToLower(c: 'İ', cultureName: en-US) #### ETL Files #### Histogram #### JIT Disasms ### System.Tests.Perf_Char.Char_ToUpper(c: '你', cultureName: zh-Hans) #### 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)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 315c4c414e9f3bb61c8c0e0bb31ece4daa631430
Compare 2ecc177a5fcfa5a1f7c9ab60125ade171fb4d750
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.ContainsFalse<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
236.05 μs 217.19 μs 0.92 0.06 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.ContainsFalse&lt;String&gt;*'
### System.Collections.ContainsFalse<String>.ImmutableSortedSet(Size: 512) #### 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)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 315c4c414e9f3bb61c8c0e0bb31ece4daa631430
Compare 2ecc177a5fcfa5a1f7c9ab60125ade171fb4d750
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.Tests.Perf_PriorityQueue<String, String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
875.11 ns 784.63 ns 0.90 0.08 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.Tests.Perf_PriorityQueue&lt;String, String&gt;*'
### System.Collections.Tests.Perf_PriorityQueue<String, String>.K_Max_Elements(Size: 10) #### 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 6 months ago

Looks like probably noise but the improvement seems to be on multiple machine classes.