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[Perf] Linux/x64: 54 Regressions on 12/13/2023 2:44:37 PMΒ #26200

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Description

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline ab1a8224cdf115b65e0db5dc88d11f205068f444
Compare acc3f0cea4057f8bde7ffebdabd1dc62c4ebef0b
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.Collections.IterateForEach<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
977.08 ns 1.37 ΞΌs 1.40 0.00 True
1.00 ΞΌs 1.37 ΞΌs 1.37 0.00 True

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.IterateForEach&lt;String&gt;*'

Payloads

Baseline
Compare

System.Collections.IterateForEach<String>.ReadOnlySpan(Size: 512)

ETL Files

Histogram

JIT Disasms

System.Collections.IterateForEach<String>.Span(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 ab1a8224cdf115b65e0db5dc88d11f205068f444
Compare acc3f0cea4057f8bde7ffebdabd1dc62c4ebef0b
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in Span.IndexerBench

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
2.40 ΞΌs 2.74 ΞΌs 1.14 0.00 True
2.42 ΞΌs 2.90 ΞΌs 1.20 0.00 True
2.67 ΞΌs 3.38 ΞΌs 1.27 0.00 True
2.42 ΞΌs 2.90 ΞΌs 1.20 0.00 True
2.74 ΞΌs 3.54 ΞΌs 1.29 0.05 True
2.42 ΞΌs 2.90 ΞΌs 1.20 0.00 True
4.78 ΞΌs 5.23 ΞΌs 1.09 0.01 True

graph
graph
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 'Span.IndexerBench*'

Payloads

Baseline
Compare

Span.IndexerBench.KnownSizeCtor(length: 1024)

ETL Files

Histogram

JIT Disasms

Span.IndexerBench.Indexer2(length: 1024)

ETL Files

Histogram

JIT Disasms

Span.IndexerBench.Indexer6(length: 1024)

ETL Files

Histogram

JIT Disasms

Span.IndexerBench.ReadOnlyIndexer2(length: 1024)

ETL Files

Histogram

JIT Disasms

Span.IndexerBench.KnownSizeCtor2(length: 1024)

ETL Files

Histogram

JIT Disasms

Span.IndexerBench.KnownSizeArray(length: 1024)

ETL Files

Histogram

JIT Disasms

Span.IndexerBench.SameIndex2(length: 1024)

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 ab1a8224cdf115b65e0db5dc88d11f205068f444
Compare acc3f0cea4057f8bde7ffebdabd1dc62c4ebef0b
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
316.53 ΞΌs 338.22 ΞΌs 1.07 0.15 False
282.59 ΞΌs 307.90 ΞΌs 1.09 0.17 False
268.37 ΞΌs 297.15 ΞΌs 1.11 0.15 False
210.39 ΞΌs 262.16 ΞΌs 1.25 0.14 True
297.53 ΞΌs 324.11 ΞΌs 1.09 0.15 False
285.39 ΞΌs 310.30 ΞΌs 1.09 0.13 False

graph
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;*'

Payloads

Baseline
Compare

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

ETL Files

Histogram

JIT Disasms

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

ETL Files

Histogram

JIT Disasms

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

ETL Files

Histogram

JIT Disasms

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

ETL Files

Histogram

JIT Disasms

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

ETL Files

Histogram

JIT Disasms

System.Collections.ContainsFalse<Int32>.ImmutableArray(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 ab1a8224cdf115b65e0db5dc88d11f205068f444
Compare acc3f0cea4057f8bde7ffebdabd1dc62c4ebef0b
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

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

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
90.02 ns 96.30 ns 1.07 0.09 False
90.28 ns 96.40 ns 1.07 0.14 False

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.Numerics.Tests.Perf_VectorOf&lt;SByte&gt;*'

Payloads

Baseline
Compare

System.Numerics.Tests.Perf_VectorOf<SByte>.DivisionOperatorBenchmark

ETL Files

Histogram

JIT Disasms

System.Numerics.Tests.Perf_VectorOf<SByte>.DivideBenchmark

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 ab1a8224cdf115b65e0db5dc88d11f205068f444
Compare acc3f0cea4057f8bde7ffebdabd1dc62c4ebef0b
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
318.19 ns 350.53 ns 1.10 0.11 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*'

Payloads

Baseline
Compare

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

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 ab1a8224cdf115b65e0db5dc88d11f205068f444
Compare acc3f0cea4057f8bde7ffebdabd1dc62c4ebef0b
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.Numerics.Tests.Perf_VectorConvert

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
54.05 ΞΌs 59.18 ΞΌs 1.09 0.05 False
54.37 ΞΌs 59.12 ΞΌs 1.09 0.05 False

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.Numerics.Tests.Perf_VectorConvert*'

Payloads

Baseline
Compare

System.Numerics.Tests.Perf_VectorConvert.Widen_sbyte

ETL Files

Histogram

JIT Disasms

System.Numerics.Tests.Perf_VectorConvert.Widen_byte

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 ab1a8224cdf115b65e0db5dc88d11f205068f444
Compare acc3f0cea4057f8bde7ffebdabd1dc62c4ebef0b
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
144.60 ns 156.34 ns 1.08 0.10 False
143.98 ns 154.36 ns 1.07 0.13 False
142.72 ns 160.56 ns 1.13 0.17 False
142.78 ns 154.44 ns 1.08 0.17 False
144.68 ns 156.66 ns 1.08 0.15 False
142.91 ns 155.07 ns 1.09 0.16 False

graph
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.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals*'

Payloads

Baseline
Compare

System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_AllBitsDifferent

ETL Files

Histogram

JIT Disasms

System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_VersusZero

ETL Files

Histogram

JIT Disasms

System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_SameReference

ETL Files

Histogram

JIT Disasms

System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_CascadingErrors

ETL Files

Histogram

JIT Disasms

System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_Equal

ETL Files

Histogram

JIT Disasms

System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_LastBitDifferent

ETL Files

Histogram

JIT Disasms

Docs

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

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