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[Perf] Linux/arm64: SciMark2.kernel Regression on 10/15/2024 8:19:02 AM #108980

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performanceautofiler bot opened this issue Oct 17, 2024 · 4 comments
Open

[Perf] Linux/arm64: SciMark2.kernel Regression on 10/15/2024 8:19:02 AM #108980

performanceautofiler bot opened this issue Oct 17, 2024 · 4 comments
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@AndyAyersMS
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arch-arm64 area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI os-linux Linux OS (any supported distro) 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 arm64
OS ubuntu 22.04
Queue AmpereUbuntu
Baseline 4e2fe8d886e2ca8df51643b7aa69e7ee33cf2296
Compare 69dc5ec395749dc17434140881eb1414fc989c28
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in SciMark2.kernel

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
663.96 ms 717.40 ms 1.08 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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'SciMark2.kernel*'

SciMark2.kernel.benchmarkLU

ETL Files

Histogram

JIT Disasms

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository
@performanceautofiler performanceautofiler bot added arch-arm64 os-linux Linux OS (any supported distro) runtime-coreclr specific to the CoreCLR runtime untriaged New issue has not been triaged by the area owner labels Oct 17, 2024
@performanceautofiler performanceautofiler bot mentioned this issue Oct 17, 2024
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@LoopedBard3 LoopedBard3 transferred this issue from dotnet/perf-autofiling-issues Oct 17, 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 Oct 17, 2024
@LoopedBard3 LoopedBard3 changed the title [Perf] Linux/arm64: 1 Regression on 10/15/2024 8:19:02 AM [Perf] Linux/arm64: SciMark2.kernel Regression on 10/15/2024 8:19:02 AM Oct 17, 2024
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LoopedBard3 commented Oct 17, 2024 •
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Likely caused by #108771. @AndyAyersMS

Compare range: 0212c3d...8ef27e2

@LoopedBard3 LoopedBard3 added tenet-performance Performance related issue tenet-performance-benchmarks Issue from performance benchmark labels Oct 17, 2024
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Going to wait for x64 results (we previewed and they looked like a mixed bag).

May want to up the limit, but before I do that I'll dig in and see what lead to the regression.

@jeffschwMSFT jeffschwMSFT added the area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI label Oct 18, 2024
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Tagging subscribers to this area: @JulieLeeMSFT, @jakobbotsch
See info in area-owners.md if you want to be subscribed.

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ADX shows it's mainly ARM that is impacted (one might guess because there are more registers...?)

Image

@JulieLeeMSFT JulieLeeMSFT removed the untriaged New issue has not been triaged by the area owner label Oct 22, 2024
@JulieLeeMSFT JulieLeeMSFT added this to the 10.0.0 milestone Oct 22, 2024
@vcsjones vcsjones removed the needs-area-label An area label is needed to ensure this gets routed to the appropriate area owners label Oct 24, 2024
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arch-arm64 area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI os-linux Linux OS (any supported distro) runtime-coreclr specific to the CoreCLR runtime tenet-performance Performance related issue tenet-performance-benchmarks Issue from performance benchmark
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@vcsjones @jeffschwMSFT @AndyAyersMS @LoopedBard3 @JulieLeeMSFT