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[Perf] Windows/x64: Vector Regressions on 10/31/2024 10:26:58 PM #109554

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performanceautofiler bot opened this issue Nov 5, 2024 · 2 comments
Open

[Perf] Windows/x64: Vector Regressions on 10/31/2024 10:26:58 PM #109554

performanceautofiler bot opened this issue Nov 5, 2024 · 2 comments
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@tannergooding
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arch-x64 area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI os-windows runtime-coreclr specific to the CoreCLR runtime tenet-performance Performance related issue tenet-performance-benchmarks Issue from performance benchmark
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10.0.0

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Run Information

Name Value
Architecture x64
OS Windows 10.0.22631
Queue ViperWindows
Baseline 987f6b5c9e638ef921c71a530532f147788300c4
Compare 6406b578b43646b0b1d348da00a32d2f61860cf7
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Buffers.Binary.Tests.BinaryReadAndWriteTests

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
410.03 ns 544.82 ns 1.33 0.01 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.Buffers.Binary.Tests.BinaryReadAndWriteTests*'

System.Buffers.Binary.Tests.BinaryReadAndWriteTests.MeasureReverseEndianness

ETL Files

Histogram

JIT Disasms

Docs

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

Run Information

Name Value
Architecture x64
OS Windows 10.0.22631
Queue ViperWindows
Baseline 987f6b5c9e638ef921c71a530532f147788300c4
Compare 6406b578b43646b0b1d348da00a32d2f61860cf7
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Collections.IterateFor<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
3.41 μs 3.98 μs 1.17 0.35 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.Collections.IterateFor&lt;String&gt;*'

System.Collections.IterateFor<String>.ImmutableList(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

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

Run Information

Name Value
Architecture x64
OS Windows 10.0.22631
Queue ViperWindows
Baseline 987f6b5c9e638ef921c71a530532f147788300c4
Compare 6406b578b43646b0b1d348da00a32d2f61860cf7
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

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

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
0.81 ns 7.91 ns 9.73 0.01 True

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;Double&gt;*'

System.Numerics.Tests.Perf_VectorOf<Double>.SquareRootBenchmark

ETL Files

Histogram

JIT Disasms

Docs

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

Run Information

Name Value
Architecture x64
OS Windows 10.0.22631
Queue ViperWindows
Baseline 987f6b5c9e638ef921c71a530532f147788300c4
Compare 6406b578b43646b0b1d348da00a32d2f61860cf7
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

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

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
0.29 ns 9.53 ns 33.12 0.07 True

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;Single&gt;*'

System.Numerics.Tests.Perf_VectorOf<Single>.SquareRootBenchmark

ETL Files

Histogram

JIT Disasms

Docs

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

Run Information

Name Value
Architecture x64
OS Windows 10.0.22631
Queue ViperWindows
Baseline 987f6b5c9e638ef921c71a530532f147788300c4
Compare 6406b578b43646b0b1d348da00a32d2f61860cf7
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Tests.Perf_Int32

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
14.59 ns 18.74 ns 1.28 0.09 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.Tests.Perf_Int32*'

System.Tests.Perf_Int32.ToStringHex(value: 12345)

ETL Files

Histogram

JIT Disasms

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository
@performanceautofiler performanceautofiler bot added arch-x64 os-windows runtime-coreclr specific to the CoreCLR runtime untriaged New issue has not been triaged by the area owner labels Nov 5, 2024
@performanceautofiler performanceautofiler bot mentioned this issue Nov 5, 2024
Closed
@LoopedBard3 LoopedBard3 transferred this issue from dotnet/perf-autofiling-issues Nov 5, 2024
@dotnet-issue-labeler dotnet-issue-labeler bot added the needs-area-label An area label is needed to ensure this gets routed to the appropriate area owners label Nov 5, 2024
@LoopedBard3 LoopedBard3 changed the title [Perf] Windows/x64: 5 Regressions on 10/31/2024 10:26:58 PM [Perf] Windows/x64: Vector Regressions on 10/31/2024 10:26:58 PM Nov 5, 2024
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LoopedBard3 commented Nov 5, 2024 •
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Related to #106594, FYI @tannergooding. Non-vector regressions seem to be noise.
Diff range: f26a19a...6ac8d05

Related Regressions (Many regressions in these are noise, only a small handful of vector/other regressions):
Windows x64: dotnet/perf-autofiling-issues#44340, dotnet/perf-autofiling-issues#44337
Linux x64: dotnet/perf-autofiling-issues#44264, dotnet/perf-autofiling-issues#44233
Linux Arm64: dotnet/perf-autofiling-issues#44475
Windows Arm64: dotnet/perf-autofiling-issues#44452

@LoopedBard3 LoopedBard3 added tenet-performance Performance related issue tenet-performance-benchmarks Issue from performance benchmark labels Nov 5, 2024
@jeffschwMSFT jeffschwMSFT added the area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI label Nov 7, 2024
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Tagging subscribers to this area: @JulieLeeMSFT, @jakobbotsch
See info in area-owners.md if you want to be subscribed.

@JulieLeeMSFT JulieLeeMSFT removed untriaged New issue has not been triaged by the area owner needs-area-label An area label is needed to ensure this gets routed to the appropriate area owners labels Nov 8, 2024
@JulieLeeMSFT JulieLeeMSFT added this to the 10.0.0 milestone Nov 8, 2024
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arch-x64 area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI os-windows runtime-coreclr specific to the CoreCLR runtime tenet-performance Performance related issue tenet-performance-benchmarks Issue from performance benchmark
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@jeffschwMSFT @tannergooding @LoopedBard3 @JulieLeeMSFT