[Perf] Linux/x64: 16 Regressions on 10/29/2024 12:20:22 AM

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [2864ec446610af711889f22c4bf88904d57b6bf3](https://github.com/dotnet/runtime/commit/2864ec446610af711889f22c4bf88904d57b6bf3)
Compare | [9873d40043d3739e4b7efa99a4dbd47a8922603b](https://github.com/dotnet/runtime/commit/9873d40043d3739e4b7efa99a4dbd47a8922603b)
Diff | [Diff](https://github.com/dotnet/runtime/compare/2864ec446610af711889f22c4bf88904d57b6bf3...9873d40043d3739e4b7efa99a4dbd47a8922603b)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro


### Regressions in System.Text.Perf_Ascii

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[EqualsIgnoreCase_DifferentCase_Bytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Text.Perf_Ascii.EqualsIgnoreCase_DifferentCase_Bytes(Size%3a%206).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encoding/Perf.Ascii.cs#L66-#L68>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 26.46 ns | 29.68 ns | 1.12 | 0.22 | False | | |
|<ul><li>[EqualsIgnoreCase_ExactlyTheSame_Bytes_Chars - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Text.Perf_Ascii.EqualsIgnoreCase_ExactlyTheSame_Bytes_Chars(Size%3a%206).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encoding/Perf.Ascii.cs#L62-#L64>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 22.78 ns | 25.51 ns | 1.12 | 0.17 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Text.Perf_Ascii_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Text.Perf_Ascii_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Text.Perf_Ascii.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Perf_Ascii*'
```

<details>

### System.Text.Perf_Ascii.EqualsIgnoreCase_DifferentCase_Bytes(Size: 6)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Perf_Ascii.EqualsIgnoreCase_ExactlyTheSame_Bytes_Chars(Size: 6)

#### 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)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [f1ad214fb1030ca0e8129473039bb0756bd1e242](https://github.com/dotnet/runtime/commit/f1ad214fb1030ca0e8129473039bb0756bd1e242)
Compare | [9873d40043d3739e4b7efa99a4dbd47a8922603b](https://github.com/dotnet/runtime/commit/9873d40043d3739e4b7efa99a4dbd47a8922603b)
Diff | [Diff](https://github.com/dotnet/runtime/compare/f1ad214fb1030ca0e8129473039bb0756bd1e242...9873d40043d3739e4b7efa99a4dbd47a8922603b)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro


### Regressions in System.Memory.Span&lt;Byte&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[LastIndexOfValue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Memory.Span(Byte).LastIndexOfValue(Size%3a%2033).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Span.cs#L93-#L94>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 12.24 ns | 18.47 ns | 1.51 | 0.42 | False | | |
|<ul><li>[IndexOfValue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Memory.Span(Byte).IndexOfValue(Size%3a%2033).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Span.cs#L78-#L79>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 8.04 ns | 12.19 ns | 1.52 | 0.47 | False | | |
|<ul><li>[LastIndexOfValue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Memory.Span(Byte).LastIndexOfValue(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Span.cs#L93-#L94>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 29.37 ns | 37.75 ns | 1.29 | 0.30 | False | | |
|<ul><li>[IndexOfAnyThreeValues - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Memory.Span(Byte).IndexOfAnyThreeValues(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Span.cs#L84-#L85>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 26.30 ns | 32.04 ns | 1.22 | 0.26 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Memory.Span%28Byte%29_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Memory.Span%28Byte%29_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Memory.Span%28Byte%29_3.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Memory.Span%28Byte%29_4.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Memory.Span%28Byte%29.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Memory.Span&lt;Byte&gt;*'
```

<details>

### System.Memory.Span&lt;Byte&gt;.LastIndexOfValue(Size: 33)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Memory.Span&lt;Byte&gt;.IndexOfValue(Size: 33)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Memory.Span&lt;Byte&gt;.LastIndexOfValue(Size: 512)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Memory.Span&lt;Byte&gt;.IndexOfAnyThreeValues(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)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [2864ec446610af711889f22c4bf88904d57b6bf3](https://github.com/dotnet/runtime/commit/2864ec446610af711889f22c4bf88904d57b6bf3)
Compare | [e6da8e1660dabef4a52b73f28d963fa7492066bf](https://github.com/dotnet/runtime/commit/e6da8e1660dabef4a52b73f28d963fa7492066bf)
Diff | [Diff](https://github.com/dotnet/runtime/compare/2864ec446610af711889f22c4bf88904d57b6bf3...e6da8e1660dabef4a52b73f28d963fa7492066bf)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro


### Regressions in System.Buffers.Text.Tests.Utf8ParserTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[TryParseInt32 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt32(value%3a%202147483647).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/Utf8ParserTests.cs#L43-#L45>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 24.74 ns | 30.18 ns | 1.22 | 0.19 | False | | |
|<ul><li>[TryParseInt64 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt64(value%3a%20-9223372036854775808).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/Utf8ParserTests.cs#L20-#L23>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 42.71 ns | 47.88 ns | 1.12 | 0.08 | False | | |
|<ul><li>[TryParseByte - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Buffers.Text.Tests.Utf8ParserTests.TryParseByte(value%3a%200).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/Utf8ParserTests.cs#L78-#L81>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 13.11 ns | 20.73 ns | 1.58 | 0.36 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Buffers.Text.Tests.Utf8ParserTests_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Buffers.Text.Tests.Utf8ParserTests_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Buffers.Text.Tests.Utf8ParserTests_3.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Buffers.Text.Tests.Utf8ParserTests.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Buffers.Text.Tests.Utf8ParserTests*'
```

<details>

### System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt32(value: 2147483647)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt64(value: -9223372036854775808)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Buffers.Text.Tests.Utf8ParserTests.TryParseByte(value: 0)

#### 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)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [f1ad214fb1030ca0e8129473039bb0756bd1e242](https://github.com/dotnet/runtime/commit/f1ad214fb1030ca0e8129473039bb0756bd1e242)
Compare | [e6da8e1660dabef4a52b73f28d963fa7492066bf](https://github.com/dotnet/runtime/commit/e6da8e1660dabef4a52b73f28d963fa7492066bf)
Diff | [Diff](https://github.com/dotnet/runtime/compare/f1ad214fb1030ca0e8129473039bb0756bd1e242...e6da8e1660dabef4a52b73f28d963fa7492066bf)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro


### Regressions in System.Tests.Perf_Int32

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ParseSpan - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Tests.Perf_Int32.ParseSpan(value%3a%20%22-2147483648%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Int32.cs#L53-#L55>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 44.50 ns | 55.59 ns | 1.25 | 0.26 | False | | |
|<ul><li>[ParseSpan - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Tests.Perf_Int32.ParseSpan(value%3a%20%224%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Int32.cs#L53-#L55>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 34.91 ns | 42.36 ns | 1.21 | 0.33 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Tests.Perf_Int32_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Tests.Perf_Int32_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Tests.Perf_Int32.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Int32*'
```

<details>

### System.Tests.Perf_Int32.ParseSpan(value: "-2147483648")

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Int32.ParseSpan(value: "4")

#### 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)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [2864ec446610af711889f22c4bf88904d57b6bf3](https://github.com/dotnet/runtime/commit/2864ec446610af711889f22c4bf88904d57b6bf3)
Compare | [9873d40043d3739e4b7efa99a4dbd47a8922603b](https://github.com/dotnet/runtime/commit/9873d40043d3739e4b7efa99a4dbd47a8922603b)
Diff | [Diff](https://github.com/dotnet/runtime/compare/2864ec446610af711889f22c4bf88904d57b6bf3...9873d40043d3739e4b7efa99a4dbd47a8922603b)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro


### Regressions in System.Tests.Perf_Enum

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ToString_NonFlags_Large - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Tests.Perf_Enum.ToString_NonFlags_Large(value%3a%20OtherNotAssigned).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Enum.cs#L48-#L55>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 47.13 ns | 60.34 ns | 1.28 | 0.45 | False | | |
|<ul><li>[ToString_Format_Flags_Large - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Tests.Perf_Enum.ToString_Format_Flags_Large(value%3a%20All%2c%20format%3a%20%22f%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Enum.cs#L70-#L77>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 54.25 ns | 67.94 ns | 1.25 | 0.41 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Tests.Perf_Enum_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Tests.Perf_Enum_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Tests.Perf_Enum.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Enum*'
```

<details>

### System.Tests.Perf_Enum.ToString_NonFlags_Large(value: OtherNotAssigned)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Enum.ToString_Format_Flags_Large(value: All, format: "f")

#### 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)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [2864ec446610af711889f22c4bf88904d57b6bf3](https://github.com/dotnet/runtime/commit/2864ec446610af711889f22c4bf88904d57b6bf3)
Compare | [9873d40043d3739e4b7efa99a4dbd47a8922603b](https://github.com/dotnet/runtime/commit/9873d40043d3739e4b7efa99a4dbd47a8922603b)
Diff | [Diff](https://github.com/dotnet/runtime/compare/2864ec446610af711889f22c4bf88904d57b6bf3...9873d40043d3739e4b7efa99a4dbd47a8922603b)
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
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[TryFormat - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Tests.Perf_UInt32.TryFormat(value%3a%200).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.UInt32.cs#L33-#L36>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 10.78 ns | 12.11 ns | 1.12 | 0.54 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Tests.Perf_UInt32_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Tests.Perf_UInt32.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_UInt32*'
```

<details>

### System.Tests.Perf_UInt32.TryFormat(value: 0)

#### 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)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [2864ec446610af711889f22c4bf88904d57b6bf3](https://github.com/dotnet/runtime/commit/2864ec446610af711889f22c4bf88904d57b6bf3)
Compare | [9873d40043d3739e4b7efa99a4dbd47a8922603b](https://github.com/dotnet/runtime/commit/9873d40043d3739e4b7efa99a4dbd47a8922603b)
Diff | [Diff](https://github.com/dotnet/runtime/compare/2864ec446610af711889f22c4bf88904d57b6bf3...9873d40043d3739e4b7efa99a4dbd47a8922603b)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro


### Regressions in Microsoft.Extensions.Primitives.Performance.StringValuesBenchmark

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Indexer_FirstElement_Array - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/Microsoft.Extensions.Primitives.Performance.StringValuesBenchmark.Indexer_FirstElement_Array.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/Microsoft.Extensions.Primitives/StringValuesBenchmark.cs#L31-#L32>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 2.39 ns | 3.99 ns | 1.67 | 0.62 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/Microsoft.Extensions.Primitives.Performance.StringValuesBenchmark_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/Microsoft.Extensions.Primitives.Performance.StringValuesBenchmark.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'Microsoft.Extensions.Primitives.Performance.StringValuesBenchmark*'
```

<details>

### Microsoft.Extensions.Primitives.Performance.StringValuesBenchmark.Indexer_FirstElement_Array

#### 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)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [2864ec446610af711889f22c4bf88904d57b6bf3](https://github.com/dotnet/runtime/commit/2864ec446610af711889f22c4bf88904d57b6bf3)
Compare | [9873d40043d3739e4b7efa99a4dbd47a8922603b](https://github.com/dotnet/runtime/commit/9873d40043d3739e4b7efa99a4dbd47a8922603b)
Diff | [Diff](https://github.com/dotnet/runtime/compare/2864ec446610af711889f22c4bf88904d57b6bf3...9873d40043d3739e4b7efa99a4dbd47a8922603b)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro


### Regressions in System.Tests.Perf_Int64

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ParseSpan - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Tests.Perf_Int64.ParseSpan(value%3a%20%2212345%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Int64.cs#L44-#L46>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 36.39 ns | 51.51 ns | 1.42 | 0.43 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Tests.Perf_Int64_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_05_2024/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Tests.Perf_Int64.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Int64*'
```

<details>

### System.Tests.Perf_Int64.ParseSpan(value: "12345")

#### 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)

</details>

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	2864ec446610af711889f22c4bf88904d57b6bf3
Compare	9873d40043d3739e4b7efa99a4dbd47a8922603b
Diff	Diff
Configs	AOT:true, CompilationMode:wasm, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
EqualsIgnoreCase_DifferentCase_Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	26.46 ns	29.68 ns	1.12	0.22	False
EqualsIgnoreCase_ExactlyTheSame_Bytes_Chars - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	22.78 ns	25.51 ns	1.12	0.17	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
LastIndexOfValue - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	12.24 ns	18.47 ns	1.51	0.42	False
IndexOfValue - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.04 ns	12.19 ns	1.52	0.47	False
LastIndexOfValue - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	29.37 ns	37.75 ns	1.29	0.30	False
IndexOfAnyThreeValues - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	26.30 ns	32.04 ns	1.22	0.26	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
TryParseInt32 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	24.74 ns	30.18 ns	1.22	0.19	False
TryParseInt64 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	42.71 ns	47.88 ns	1.12	0.08	False
TryParseByte - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	13.11 ns	20.73 ns	1.58	0.36	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ParseSpan - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	44.50 ns	55.59 ns	1.25	0.26	False
ParseSpan - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	34.91 ns	42.36 ns	1.21	0.33	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ToString_NonFlags_Large - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	47.13 ns	60.34 ns	1.28	0.45	False
ToString_Format_Flags_Large - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	54.25 ns	67.94 ns	1.25	0.41	False

[Perf] Linux/x64: 16 Regressions on 10/29/2024 12:20:22 AM #44359

Description

Run Information

Regressions in System.Text.Perf_Ascii

Repro

System.Text.Perf_Ascii.EqualsIgnoreCase_DifferentCase_Bytes(Size: 6)

ETL Files

Histogram

JIT Disasms

System.Text.Perf_Ascii.EqualsIgnoreCase_ExactlyTheSame_Bytes_Chars(Size: 6)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Memory.Span<Byte>

Repro

System.Memory.Span<Byte>.LastIndexOfValue(Size: 33)

ETL Files

Histogram

JIT Disasms

System.Memory.Span<Byte>.IndexOfValue(Size: 33)

ETL Files

Histogram

JIT Disasms

System.Memory.Span<Byte>.LastIndexOfValue(Size: 512)

ETL Files

Histogram

JIT Disasms

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

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Buffers.Text.Tests.Utf8ParserTests

Repro

System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt32(value: 2147483647)

ETL Files

Histogram

JIT Disasms

System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt64(value: -9223372036854775808)

ETL Files

Histogram

JIT Disasms

System.Buffers.Text.Tests.Utf8ParserTests.TryParseByte(value: 0)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Tests.Perf_Int32

Repro

System.Tests.Perf_Int32.ParseSpan(value: "-2147483648")

ETL Files

Histogram

JIT Disasms

System.Tests.Perf_Int32.ParseSpan(value: "4")

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Tests.Perf_Enum

Repro

System.Tests.Perf_Enum.ToString_NonFlags_Large(value: OtherNotAssigned)

ETL Files

Histogram

JIT Disasms

System.Tests.Perf_Enum.ToString_Format_Flags_Large(value: All, format: "f")

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Tests.Perf_UInt32

Repro

System.Tests.Perf_UInt32.TryFormat(value: 0)

ETL Files

Histogram