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[Perf] Windows/x64: 4 Regressions in System.Collections.CreateAddAndRemove<String> #109734

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Description

Run Information

Name Value
Architecture x64
OS Windows 10.0.22631
Queue ViperWindows
Baseline 004d59ade00c9cdf929bc520ef6a950eb851578f
Compare 302e0d4cf9d603fbc76e508b0b41e778c69f2186
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Numerics.Tests.Perf_VectorConvert

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
469.32 ns 546.50 ns 1.16 0.04 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_VectorConvert*'

System.Numerics.Tests.Perf_VectorConvert.Convert_float_int

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 004d59ade00c9cdf929bc520ef6a950eb851578f
Compare 302e0d4cf9d603fbc76e508b0b41e778c69f2186
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Tests.Perf_Char

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
5.45 ns 7.14 ns 1.31 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.Tests.Perf_Char*'

System.Tests.Perf_Char.Char_ToLowerInvariant(input: "Hello World!")

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 004d59ade00c9cdf929bc520ef6a950eb851578f
Compare 302e0d4cf9d603fbc76e508b0b41e778c69f2186
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Memory.Span<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
12.56 ns 15.31 ns 1.22 0.14 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.Memory.Span&lt;Int32&gt;*'

System.Memory.Span<Int32>.BinarySearch(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 004d59ade00c9cdf929bc520ef6a950eb851578f
Compare 302e0d4cf9d603fbc76e508b0b41e778c69f2186
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Collections.CreateAddAndRemove<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
3.15 μs 3.37 μs 1.07 0.02 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.CreateAddAndRemove&lt;String&gt;*'

System.Collections.CreateAddAndRemove<String>.Queue(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

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

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    arch-x64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIneeds-area-labelAn area label is needed to ensure this gets routed to the appropriate area ownersos-windowsruntime-coreclrspecific to the CoreCLR runtimetenet-performancePerformance related issuetenet-performance-benchmarksIssue from performance benchmarkuntriagedNew issue has not been triaged by the area owner

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