[Perf] Windows/x64: 5 Improvements on 3/24/2025 2:58:52 PM +00:00 #52702
Description
Run Information
| Name | Value |
|---|---|
| Architecture | x64 |
| OS | Windows 10.0.22621 |
| Queue | TigerWindows |
| Baseline | 28c417f605ba0f04af980847695ec9de470743a0 |
| Compare | f17c21c1d1d4dd8825bfc378858b5fdb9375c6a5 |
| Diff | Diff |
| Configs | CompilationMode:tiered, RunKind:micro |
Improvements in System.IO.Tests.StringReaderReadToEndTests
| Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio |
|---|---|---|---|---|---|---|---|---|
| 17.80 ns | 14.55 ns | 0.82 | 0.29 | False | ||||
| 15.90 ns | 14.30 ns | 0.90 | 0.27 | False | ||||
| 15.95 ns | 14.47 ns | 0.91 | 0.19 | False | ||||
| 15.85 ns | 14.54 ns | 0.92 | 0.26 | False | ||||
| 8.08 ns | 6.62 ns | 0.82 | 0.27 | False |
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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.IO.Tests.StringReaderReadToEndTests*'System.IO.Tests.StringReaderReadToEndTests.ReadToEndAsync(LineLengthRange: [ 33, 128])
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JIT Disasms
System.IO.Tests.StringReaderReadToEndTests.ReadToEndAsync(LineLengthRange: [ 9, 32])
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System.IO.Tests.StringReaderReadToEndTests.ReadToEndAsync(LineLengthRange: [ 1, 8])
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System.IO.Tests.StringReaderReadToEndTests.ReadToEndAsync(LineLengthRange: [ 129, 1024])
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System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange: [1025, 2048])
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Docs
Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository