dotnet / perf-autofiling-issues

A landing place for auto-filed performance issues before they receive triage
MIT License
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[Perf] Windows/arm64: 4 Regressions on 6/5/2024 11:33:55 PM #36253

Open performanceautofiler[bot] opened 3 months ago

performanceautofiler[bot] commented 3 months ago

Run Information

Name Value
Architecture arm64
OS Windows 10.0.22621
Queue AmpereWindows
Baseline 015e46e87547d057e67ff07f795560b6cf52a2a2
Compare f6a0ca9a5caf875a5af507bb2c5e748b51ef3624
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Numerics.Tests.Perf_VectorOf<Int64>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
1.65 ns 2.69 ns 1.63 0.92 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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tests.Perf_VectorOf&lt;Int64&gt;*'
### System.Numerics.Tests.Perf_VectorOf<Int64>.DotBenchmark #### 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 arm64
OS Windows 10.0.22621
Queue AmpereWindows
Baseline 015e46e87547d057e67ff07f795560b6cf52a2a2
Compare f6a0ca9a5caf875a5af507bb2c5e748b51ef3624
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Buffers.Tests.RentReturnArrayPoolTests<Byte>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
562.32 ns 1.38 μs 2.46 0.73 False
1.37 μs 2.48 μs 1.81 0.84 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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Buffers.Tests.RentReturnArrayPoolTests&lt;Byte&gt;*'
### System.Buffers.Tests.RentReturnArrayPoolTests<Byte>.ProducerConsumer(RentalSize: 4096, ManipulateArray: False, Async: True, UseSharedPool: False) #### ETL Files #### Histogram #### JIT Disasms ### System.Buffers.Tests.RentReturnArrayPoolTests<Byte>.ProducerConsumer(RentalSize: 4096, ManipulateArray: False, Async: True, UseSharedPool: True) #### 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 arm64
OS Windows 10.0.22621
Queue AmpereWindows
Baseline 015e46e87547d057e67ff07f795560b6cf52a2a2
Compare f6a0ca9a5caf875a5af507bb2c5e748b51ef3624
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.IO.Tests.Perf_FileStream

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
2.61 ms 4.21 ms 1.61 0.80 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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.IO.Tests.Perf_FileStream*'
### System.IO.Tests.Perf_FileStream.Read(fileSize: 1048576, userBufferSize: 4096, options: Asynchronous) #### 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 months ago

Look again for System.Buffers.Tests.RentReturnArrayPoolTests regression.