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[Perf] Linux/x64: 24 Regressions on 6/19/2024 3:30:45 PM #37139

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@performanceautofiler

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@performanceautofiler

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 4a0a04cf3e8b8c2a3613270df7f838246e4597e8
Compare 6d838df6888da0060984526ea26960709447f304
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.Memory.ReadOnlySpan

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
297.59 ns 325.67 ns 1.09 0.09 False
298.50 ns 325.81 ns 1.09 0.06 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 'System.Memory.ReadOnlySpan*'

System.Memory.ReadOnlySpan.IndexOfString(input: "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAXAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", value: "X", comparisonType: Ordinal)

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System.Memory.ReadOnlySpan.IndexOfString(input: "だだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだxだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだ", value: "x", comparisonType: Ordinal)

ETL Files

Histogram

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Docs

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


Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 4a0a04cf3e8b8c2a3613270df7f838246e4597e8
Compare 6d838df6888da0060984526ea26960709447f304
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.Numerics.Tests.Perf_Matrix3x2

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
191.82 ns 310.62 ns 1.62 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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tests.Perf_Matrix3x2*'

System.Numerics.Tests.Perf_Matrix3x2.InequalityOperatorBenchmark

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 ubuntu 22.04
Queue TigerUbuntu
Baseline 4a0a04cf3e8b8c2a3613270df7f838246e4597e8
Compare 6d838df6888da0060984526ea26960709447f304
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.Memory.Span<Char>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
167.13 ns 182.40 ns 1.09 0.07 False
266.36 ns 287.78 ns 1.08 0.03 False
199.95 ns 211.87 ns 1.06 0.05 False
207.80 ns 226.98 ns 1.09 0.06 False
135.78 ns 153.95 ns 1.13 0.05 False

graph
graph
graph
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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Memory.Span&lt;Char&gt;*'

System.Memory.Span<Char>.IndexOfAnyTwoValues(Size: 512)

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System.Memory.Span<Char>.IndexOfAnyFiveValues(Size: 512)

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System.Memory.Span<Char>.IndexOfAnyThreeValues(Size: 512)

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System.Memory.Span<Char>.IndexOfAnyFourValues(Size: 512)

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System.Memory.Span<Char>.IndexOfValue(Size: 512)

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Histogram

JIT Disasms

Docs

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


Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 4a0a04cf3e8b8c2a3613270df7f838246e4597e8
Compare 6d838df6888da0060984526ea26960709447f304
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.Collections.ContainsTrue<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
153.03 μs 168.08 μs 1.10 0.08 False
176.66 μs 191.82 μs 1.09 0.08 False
177.07 μs 193.43 μs 1.09 0.09 False
159.35 μs 176.12 μs 1.11 0.07 False
167.65 μs 180.66 μs 1.08 0.07 False

graph
graph
graph
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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.ContainsTrue&lt;Int32&gt;*'

System.Collections.ContainsTrue<Int32>.List(Size: 512)

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System.Collections.ContainsTrue<Int32>.ImmutableArray(Size: 512)

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System.Collections.ContainsTrue<Int32>.Array(Size: 512)

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System.Collections.ContainsTrue<Int32>.Queue(Size: 512)

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Histogram

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System.Collections.ContainsTrue<Int32>.ICollection(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 ubuntu 22.04
Queue TigerUbuntu
Baseline 4a0a04cf3e8b8c2a3613270df7f838246e4597e8
Compare 6d838df6888da0060984526ea26960709447f304
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.Collections.ContainsFalse<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
304.97 μs 335.56 μs 1.10 0.06 False
276.51 μs 304.11 μs 1.10 0.07 False
289.39 μs 321.67 μs 1.11 0.09 False
286.68 μs 318.04 μs 1.11 0.07 False
261.88 μs 290.51 μs 1.11 0.08 False

graph
graph
graph
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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.ContainsFalse&lt;Int32&gt;*'

System.Collections.ContainsFalse<Int32>.Queue(Size: 512)

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System.Collections.ContainsFalse<Int32>.ICollection(Size: 512)

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System.Collections.ContainsFalse<Int32>.ImmutableArray(Size: 512)

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System.Collections.ContainsFalse<Int32>.Array(Size: 512)

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Histogram

JIT Disasms

System.Collections.ContainsFalse<Int32>.List(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 ubuntu 22.04
Queue TigerUbuntu
Baseline 4a0a04cf3e8b8c2a3613270df7f838246e4597e8
Compare 6d838df6888da0060984526ea26960709447f304
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.Tests.Perf_Random

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
59.02 ns 74.87 ns 1.27 0.40 False
60.69 ns 78.54 ns 1.29 0.41 False
58.11 ns 74.47 ns 1.28 0.45 False

graph
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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Random*'

System.Tests.Perf_Random.NextSingle_unseeded

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System.Tests.Perf_Random.NextDouble_unseeded

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System.Tests.Perf_Random.Next_unseeded

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Histogram

JIT Disasms

Docs

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


Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 4a0a04cf3e8b8c2a3613270df7f838246e4597e8
Compare 6d838df6888da0060984526ea26960709447f304
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.IO.Tests.StringReaderReadLineTests

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
17.87 μs 18.88 μs 1.06 0.08 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 'System.IO.Tests.StringReaderReadLineTests*'

System.IO.Tests.StringReaderReadLineTests.ReadLine(LineLengthRange: [1025, 2048])

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Histogram

JIT Disasms

Docs

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


Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 4a0a04cf3e8b8c2a3613270df7f838246e4597e8
Compare 6d838df6888da0060984526ea26960709447f304
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.Memory.Span<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
260.25 ns 289.13 ns 1.11 0.13 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 'System.Memory.Span&lt;Int32&gt;*'

System.Memory.Span<Int32>.IndexOfValue(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 ubuntu 22.04
Queue TigerUbuntu
Baseline 4a0a04cf3e8b8c2a3613270df7f838246e4597e8
Compare 6d838df6888da0060984526ea26960709447f304
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.Memory.SequenceReader

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
789.45 ns 844.29 ns 1.07 0.08 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 'System.Memory.SequenceReader*'

System.Memory.SequenceReader.TryReadTo

ETL Files

Histogram

JIT Disasms

Docs

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

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