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dotnet / perf-autofiling-issues

A landing place for auto-filed performance issues before they receive triage
MIT License
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[Perf] Linux/x64: 69 Regressions on 10/9/2024 7:40:14 PM #43193

Open performanceautofiler[bot] opened 3 days ago

performanceautofiler[bot] commented 3 days ago

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Single>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
2.83 ns 4.82 ns 1.70 0.57 False
2.62 ns 6.43 ns 2.46 0.57 False
2.84 ns 4.70 ns 1.65 0.55 False
3.08 ns 4.20 ns 1.36 0.59 False
4.16 ns 6.48 ns 1.56 0.65 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.Runtime.Intrinsics.Tests.Perf_Vector128Of&lt;Single&gt;*'
### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Single>.AbsBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Single>.OnesComplementBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Single>.NegateBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Single>.AddOperatorBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Single>.OnesComplementOperatorBenchmark #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Globalization.Tests.StringSearch

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
1.03 μs 1.12 μs 1.10 0.01 False
1.06 μs 1.15 μs 1.08 0.01 False
786.12 ns 906.00 ns 1.15 0.01 False
809.43 ns 901.84 ns 1.11 0.01 False
779.09 ns 909.74 ns 1.17 0.01 False
812.56 ns 905.27 ns 1.11 0.01 False
1.02 μs 1.13 μs 1.10 0.02 False

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 'System.Globalization.Tests.StringSearch*'
### System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (, IgnoreCase, False)) #### ETL Files #### Histogram #### JIT Disasms ### System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, IgnoreCase, False)) #### ETL Files #### Histogram #### JIT Disasms ### System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, None, False)) #### ETL Files #### Histogram #### JIT Disasms ### System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, None, False)) #### ETL Files #### Histogram #### JIT Disasms ### System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, IgnoreNonSpace, False)) #### ETL Files #### Histogram #### JIT Disasms ### System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (, None, False)) #### ETL Files #### Histogram #### JIT Disasms ### System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, IgnoreCase, False)) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Buffers.Text.Tests.Utf8FormatterTests

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
20.77 ns 22.29 ns 1.07 0.42 False
21.21 ns 26.73 ns 1.26 0.42 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.Buffers.Text.Tests.Utf8FormatterTests*'
### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterInt32(value: 4) #### ETL Files #### Histogram #### JIT Disasms ### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterUInt32(value: 4294967295) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Tests.Perf_UInt32

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
12.40 ns 17.04 ns 1.37 0.50 False
18.30 ns 22.41 ns 1.22 0.44 False
22.68 ns 23.95 ns 1.06 0.38 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_UInt32*'
### System.Tests.Perf_UInt32.TryFormat(value: 0) #### ETL Files #### Histogram #### JIT Disasms ### System.Tests.Perf_UInt32.ToString(value: 0) #### ETL Files #### Histogram #### JIT Disasms ### System.Tests.Perf_UInt32.TryFormat(value: 4294967295) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt16>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
2.72 ns 4.13 ns 1.52 0.62 False
3.20 ns 4.93 ns 1.54 0.57 False
4.17 ns 6.65 ns 1.60 0.55 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.Runtime.Intrinsics.Tests.Perf_Vector128Of&lt;UInt16&gt;*'
### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt16>.OnesComplementBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt16>.ExclusiveOrOperatorBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt16>.OnesComplementOperatorBenchmark #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
27.38 ns 33.96 ns 1.24 0.44 False
4.12 ns 6.91 ns 1.68 0.58 False
4.13 ns 9.39 ns 2.28 0.56 False
4.12 ns 6.75 ns 1.64 0.54 False

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.Runtime.Intrinsics.Tests.Perf_Vector128Of&lt;Int32&gt;*'
### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Int32>.DivideBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Int32>.BitwiseOrOperatorBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Int32>.MinBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Int32>.ExclusiveOrOperatorBenchmark #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Numerics.Tests.Perf_Matrix4x4

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
6.95 ns 10.51 ns 1.51 0.50 False
27.44 ns 30.82 ns 1.12 0.27 False
7.44 ns 11.08 ns 1.49 0.59 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.Numerics.Tests.Perf_Matrix4x4*'
### System.Numerics.Tests.Perf_Matrix4x4.CreateRotationYWithCenterBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Numerics.Tests.Perf_Matrix4x4.CreateWorldBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Numerics.Tests.Perf_Matrix4x4.IdentityBenchmark #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)
performanceautofiler[bot] commented 3 days ago

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Byte>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
0.17 ns 4.01 ns 23.63 0.62 False
18.72 ns 21.62 ns 1.15 0.34 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.Runtime.Intrinsics.Tests.Perf_Vector128Of&lt;Byte&gt;*'
### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Byte>.AbsBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Byte>.DotBenchmark #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Memory.ReadOnlySpan

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
341.02 ns 381.95 ns 1.12 0.01 False
13.23 ns 16.57 ns 1.25 0.38 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.Memory.ReadOnlySpan*'
### System.Memory.ReadOnlySpan.IndexOfString(input: "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAXAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", value: "x", comparisonType: InvariantCultureIgnoreCase) #### ETL Files #### Histogram #### JIT Disasms ### System.Memory.ReadOnlySpan.Trim(input: "abcdefg") #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Runtime.Intrinsics.Tests.Perf_Vector128Float

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
4.26 ns 5.69 ns 1.33 0.53 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.Runtime.Intrinsics.Tests.Perf_Vector128Float*'
### System.Runtime.Intrinsics.Tests.Perf_Vector128Float.OnesComplementOperatorBenchmark #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<SByte>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
23.22 ns 27.53 ns 1.19 0.30 False
3.05 ns 5.27 ns 1.73 0.61 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.Runtime.Intrinsics.Tests.Perf_Vector128Of&lt;SByte&gt;*'
### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<SByte>.DotBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<SByte>.BitwiseAndBenchmark #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
18.44 ns 27.13 ns 1.47 0.50 False
3.47 ns 5.35 ns 1.54 0.54 False
3.15 ns 5.14 ns 1.63 0.58 False
3.17 ns 5.24 ns 1.66 0.59 False

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.Runtime.Intrinsics.Tests.Perf_Vector128Of&lt;UInt32&gt;*'
### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt32>.DivideBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt32>.MinBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt32>.BitwiseOrOperatorBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt32>.ExclusiveOrOperatorBenchmark #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Memory.Span<Byte>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
26.54 ns 30.58 ns 1.15 0.28 False
25.76 ns 34.04 ns 1.32 0.37 False
26.16 ns 32.77 ns 1.25 0.27 False
25.82 ns 27.28 ns 1.06 0.24 False

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;Byte&gt;*'
### System.Memory.Span<Byte>.EndsWith(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### System.Memory.Span<Byte>.IndexOfAnyTwoValues(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### System.Memory.Span<Byte>.LastIndexOfAnyValues(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### System.Memory.Span<Byte>.StartsWith(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Tests.Perf_Single

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
185.17 ns 200.27 ns 1.08 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.Tests.Perf_Single*'
### System.Tests.Perf_Single.Parse(value: "-3.4028235E+38") #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Numerics.Tests.Perf_Vector4

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
1.59 ns 5.23 ns 3.28 0.71 False
4.52 ns 7.48 ns 1.65 0.66 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_Vector4*'
### System.Numerics.Tests.Perf_Vector4.MultiplyByScalarBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Numerics.Tests.Perf_Vector4.NormalizeBenchmark #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Numerics.Tests.Perf_BigInteger

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
21.42 ns 29.36 ns 1.37 0.45 False
28.82 ns 31.96 ns 1.11 0.36 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_BigInteger*'
### System.Numerics.Tests.Perf_BigInteger.Ctor_ByteArray(numberString: 123) #### ETL Files #### Histogram #### JIT Disasms ### System.Numerics.Tests.Perf_BigInteger.Ctor_ByteArray(numberString: -2147483648) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Document.Tests.Perf_EnumerateArray

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
5.16 μs 6.19 μs 1.20 0.18 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.Text.Json.Document.Tests.Perf_EnumerateArray*'
### System.Text.Json.Document.Tests.Perf_EnumerateArray.EnumerateUsingIndexer(TestCase: ArrayOfStrings) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Tests.Perf_Encoding

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
35.37 ns 39.05 ns 1.10 0.25 False
55.18 ns 61.24 ns 1.11 0.31 False
41.37 ns 46.59 ns 1.13 0.23 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.Text.Tests.Perf_Encoding*'
### System.Text.Tests.Perf_Encoding.GetEncoder(size: 16, encName: "ascii") #### ETL Files #### Histogram #### JIT Disasms ### System.Text.Tests.Perf_Encoding.GetBytes(size: 16, encName: "utf-8") #### ETL Files #### Histogram #### JIT Disasms ### System.Text.Tests.Perf_Encoding.GetByteCount(size: 16, encName: "utf-8") #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)
performanceautofiler[bot] commented 3 days ago

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Buffers.Tests.ReadOnlySequenceTests<Char>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
80.20 ns 90.95 ns 1.13 0.32 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.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;*'
### System.Buffers.Tests.ReadOnlySequenceTests<Char>.IterateTryGetSingleSegment #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives<Double>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
70.28 ns 79.75 ns 1.13 0.17 False
1.62 μs 2.52 μs 1.56 0.01 False
106.83 ns 139.21 ns 1.30 0.07 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.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives&lt;Double&gt;*'
### System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives<Double>.AddMultiply_ScalarAddend(BufferLength: 128) #### ETL Files #### Histogram #### JIT Disasms ### System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives<Double>.Max_Vector(BufferLength: 3079) #### ETL Files #### Histogram #### JIT Disasms ### System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives<Double>.Max_Vector(BufferLength: 128) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Numerics.Tests.Perf_Vector3

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
5.26 ns 7.37 ns 1.40 0.52 False
6.43 ns 8.79 ns 1.37 0.49 False
4.54 ns 6.91 ns 1.52 0.56 False
3.10 ns 4.48 ns 1.45 0.57 False
1.98 ns 3.44 ns 1.74 0.79 False
3.99 ns 5.84 ns 1.46 0.52 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.Numerics.Tests.Perf_Vector3*'
### System.Numerics.Tests.Perf_Vector3.CrossBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Numerics.Tests.Perf_Vector3.ClampBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Numerics.Tests.Perf_Vector3.MultiplyByScalarBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Numerics.Tests.Perf_Vector3.UnitXBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Numerics.Tests.Perf_Vector3.LengthBenchmark #### ETL Files #### Histogram #### JIT Disasms ### System.Numerics.Tests.Perf_Vector3.NegateBenchmark #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Hashing

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
23.60 ns 30.32 ns 1.28 0.33 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.Hashing*'
### System.Hashing.GetStringHashCode(BytesCount: 10) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Encodings.Web.Tests.Perf_Encoders

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
291.73 ns 361.08 ns 1.24 0.21 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.Text.Encodings.Web.Tests.Perf_Encoders*'
### System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments: UnsafeRelaxed,hello "there",16) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Node.Tests.Perf_Create

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
2.16 μs 2.43 μs 1.13 0.22 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.Text.Json.Node.Tests.Perf_Create*'
### System.Text.Json.Node.Tests.Perf_Create.Create_JsonNumber #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Tests.Perf_Guid

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
13.48 ns 18.62 ns 1.38 0.59 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.Tests.Perf_Guid*'
### System.Tests.Perf_Guid.ctor_bytes #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.MathBenchmarks.Double

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
18.37 μs 19.44 μs 1.06 0.07 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.MathBenchmarks.Double*'
### System.MathBenchmarks.Double.ILogB #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Collections.CtorDefaultSize<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
25.08 ns 26.34 ns 1.05 0.39 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.Collections.CtorDefaultSize&lt;String&gt;*'
### System.Collections.CtorDefaultSize<String>.Dictionary #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Xml.Linq.Perf_XName

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
127.23 ns 142.69 ns 1.12 0.16 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.Xml.Linq.Perf_XName*'
### System.Xml.Linq.Perf_XName.CreateElement #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline abde3f9498f09b5016a7a0d7d2e1b81ce5c1b614
Compare 6fad3763d888838695ec06c6564d6996ddd215f2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Collections.Tests.Perf_PriorityQueue<String, String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
5.52 μs 6.38 μs 1.16 0.15 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.Collections.Tests.Perf_PriorityQueue&lt;String, String&gt;*'
### System.Collections.Tests.Perf_PriorityQueue<String, String>.HeapSort(Size: 10) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)