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[Perf] Windows/arm64: System.Collections.CreateAddAndClear<String> #31615

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performanceautofiler bot opened this issue Mar 21, 2024 · 1 comment
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arch-arm64 branch-refs/heads/main kind-micro os-windows perf-regression PGO Applied if there were any profile guided optimization updates in the observed interval. runtime-coreclr

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performanceautofiler bot commented Mar 21, 2024

Run Information

Name Value
Architecture arm64
OS Windows 10.0.19041
Queue SurfaceWindows
Baseline 596a1f7b6429fc06cf71465238cb349cab4edc35
Compare f529d5d2323e8ad0f485b660b392f4459de24fbe
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.IO.Tests.Perf_File

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
100.16 μs 125.91 μs 1.26 0.42 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_File*'

System.IO.Tests.Perf_File.ReadAllBytesAsync(size: 16384)

ETL Files

Histogram

JIT Disasms

Docs

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


Run Information

Name Value
Architecture arm64
OS Windows 10.0.19041
Queue SurfaceWindows
Baseline d36beb7b0a3936d18062ca89572d49590fdd445a
Compare f529d5d2323e8ad0f485b660b392f4459de24fbe
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Collections.CreateAddAndClear<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
3.63 μs 3.88 μs 1.07 0.10 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.CreateAddAndClear&lt;String&gt;*'

System.Collections.CreateAddAndClear<String>.Stack(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

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

@performanceautofiler performanceautofiler bot added arch-arm64 branch-refs/heads/main kind-micro os-windows perf-regression PGO Applied if there were any profile guided optimization updates in the observed interval. runtime-coreclr untriaged labels Mar 21, 2024
@LoopedBard3 LoopedBard3 changed the title [Perf] Windows/arm64: 2 Regressions on 3/14/2024 8:52:16 AM [Perf] Windows/arm64: System.Collections.CreateAddAndClear<String> Mar 21, 2024
@LoopedBard3
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Just: System.Collections.CreateAddAndClear

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arch-arm64 branch-refs/heads/main kind-micro os-windows perf-regression PGO Applied if there were any profile guided optimization updates in the observed interval. runtime-coreclr
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