[Perf] Linux/x64: 8 Improvements on 7/9/2025 3:09:24 AM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [d4c1aa960faf004b0de3676f591ad3405b7d1db1](https://github.com/dotnet/runtime/commit/d4c1aa960faf004b0de3676f591ad3405b7d1db1)
Compare | [baf534c8a3307ac0505ac67f37a6cc92fba16b70](https://github.com/dotnet/runtime/commit/baf534c8a3307ac0505ac67f37a6cc92fba16b70)
Diff | [Diff](https://github.com/dotnet/runtime/compare/d4c1aa960faf004b0de3676f591ad3405b7d1db1...baf534c8a3307ac0505ac67f37a6cc92fba16b70)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Memory.Span&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[IndexOfAnyFiveValues - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Memory.Span(Int32).IndexOfAnyFiveValues(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Span.cs#L90-#L91>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 686.36 ns | 577.74 ns | 0.84 | 0.05 | False | | |
|<ul><li>[IndexOfAnyFourValues - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Memory.Span(Int32).IndexOfAnyFourValues(Size%3a%2033).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Span.cs#L87-#L88>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 38.87 ns | 31.87 ns | 0.82 | 0.06 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_15_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Memory.Span%28Int32%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_15_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Memory.Span%28Int32%29_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_15_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Memory.Span%28Int32%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;Int32&gt;*'
```

<details>

### System.Memory.Span&lt;Int32&gt;.IndexOfAnyFiveValues(Size: 512)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Memory.Span&lt;Int32&gt;.IndexOfAnyFourValues(Size: 33)

#### 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 | [d4c1aa960faf004b0de3676f591ad3405b7d1db1](https://github.com/dotnet/runtime/commit/d4c1aa960faf004b0de3676f591ad3405b7d1db1)
Compare | [baf534c8a3307ac0505ac67f37a6cc92fba16b70](https://github.com/dotnet/runtime/commit/baf534c8a3307ac0505ac67f37a6cc92fba16b70)
Diff | [Diff](https://github.com/dotnet/runtime/compare/d4c1aa960faf004b0de3676f591ad3405b7d1db1...baf534c8a3307ac0505ac67f37a6cc92fba16b70)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in PerfLabTests.LowLevelPerf

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[SealedClassInterfaceMethod - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/PerfLabTests.LowLevelPerf.SealedClassInterfaceMethod.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/LowLevelPerf.cs#L189-#L200>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 131.52 μs | 109.28 μs | 0.83 | 0.03 | False | | |
|<ul><li>[InterfaceInterfaceMethod - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/PerfLabTests.LowLevelPerf.InterfaceInterfaceMethod.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/LowLevelPerf.cs#L96-#L114>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 2.53 ms | 2.30 ms | 0.91 | 0.06 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_15_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/PerfLabTests.LowLevelPerf_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_15_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/PerfLabTests.LowLevelPerf_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_15_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/PerfLabTests.LowLevelPerf.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 'PerfLabTests.LowLevelPerf*'
```

<details>

### PerfLabTests.LowLevelPerf.SealedClassInterfaceMethod

#### ETL Files

#### Histogram

#### JIT Disasms

### PerfLabTests.LowLevelPerf.InterfaceInterfaceMethod

#### 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 | [d4c1aa960faf004b0de3676f591ad3405b7d1db1](https://github.com/dotnet/runtime/commit/d4c1aa960faf004b0de3676f591ad3405b7d1db1)
Compare | [baf534c8a3307ac0505ac67f37a6cc92fba16b70](https://github.com/dotnet/runtime/commit/baf534c8a3307ac0505ac67f37a6cc92fba16b70)
Diff | [Diff](https://github.com/dotnet/runtime/compare/d4c1aa960faf004b0de3676f591ad3405b7d1db1...baf534c8a3307ac0505ac67f37a6cc92fba16b70)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements 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/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> | 10.71 ns | 9.15 ns | 0.85 | 0.05 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_15_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Text.Perf_Ascii_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_15_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/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



### 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 | [d4c1aa960faf004b0de3676f591ad3405b7d1db1](https://github.com/dotnet/runtime/commit/d4c1aa960faf004b0de3676f591ad3405b7d1db1)
Compare | [baf534c8a3307ac0505ac67f37a6cc92fba16b70](https://github.com/dotnet/runtime/commit/baf534c8a3307ac0505ac67f37a6cc92fba16b70)
Diff | [Diff](https://github.com/dotnet/runtime/compare/d4c1aa960faf004b0de3676f591ad3405b7d1db1...baf534c8a3307ac0505ac67f37a6cc92fba16b70)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Globalization.Tests.StringSearch

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[IndexOf_Word_NotFound - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options%3a%20(en-US%2c%20OrdinalIgnoreCase%2c%20False)).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Globalization/StringSearch.cs#L102-#L104>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1R32/aMBB+R+J/uPHioAUSKphoJkvbWNtVVYfUsPWxcuML8eTYyL6ssLX/+2wCL3s5y/bdd98PjQSEnoDDJ1YePGE7vdH2WWj1R5CyZroJv35aklNmW6JwVTO9NRL36/rp0Tr59N3Ste2MTNa72O8LSNBMfpQprJ1URujbrbEOV8JjCtdCexyP2cfhQIfNoiZ0YbUUhKRaTC7yi8UkX0xmi02+LGazYracLi/n8w+X8/d5XuT5+DTpcGfDIJOWDFLmOhPnz7jPTpiqif8Oa581KKTPWqHMuaGyplbbuPlgRKuq5C9b2Xan9FHzvZXICmCk0KFkKbCHztwpI+Nj6HaWvUUiN0jflCfrVCX0V0HiUVETcYRTPliRRGd5LGkvlR9remTPY0lPVHl/pCdivD/Gw8Er7Jz9hRVBiU6hT+FLp7TcBLEliXaXwk+hO+QxpVWIIcA/oO80ff6NTmxxOMiyV3hpgpATArwL4BS88DAakb3aV7qTOBpBlsHVPkBqBFtDrXTACpmD7UJQ4I/DkZDDEL+D6HfVCEfwElRD0jfwM819ZXXXGv4/3UP/7vmRd+gjRRo5C/ZhcPpwut6j8J3DFg2x8T/0cBmMpQIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 29.69 ns | 24.45 ns | 0.82 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_15_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Globalization.Tests.StringSearch_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_15_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Globalization.Tests.StringSearch.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.Globalization.Tests.StringSearch*'
```

<details>

### System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, OrdinalIgnoreCase, 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)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [d4c1aa960faf004b0de3676f591ad3405b7d1db1](https://github.com/dotnet/runtime/commit/d4c1aa960faf004b0de3676f591ad3405b7d1db1)
Compare | [baf534c8a3307ac0505ac67f37a6cc92fba16b70](https://github.com/dotnet/runtime/commit/baf534c8a3307ac0505ac67f37a6cc92fba16b70)
Diff | [Diff](https://github.com/dotnet/runtime/compare/d4c1aa960faf004b0de3676f591ad3405b7d1db1...baf534c8a3307ac0505ac67f37a6cc92fba16b70)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in Benchstone.BenchI.XposMatrix

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Test - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/Benchstone.BenchI.XposMatrix.Test.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Benchstones/BenchI/XposMatrix.cs#L37-#L59>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 24.17 μs | 19.49 μs | 0.81 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_15_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/Benchstone.BenchI.XposMatrix_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_15_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/Benchstone.BenchI.XposMatrix.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 'Benchstone.BenchI.XposMatrix*'
```

<details>

### Benchstone.BenchI.XposMatrix.Test

#### 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 | [d4c1aa960faf004b0de3676f591ad3405b7d1db1](https://github.com/dotnet/runtime/commit/d4c1aa960faf004b0de3676f591ad3405b7d1db1)
Compare | [baf534c8a3307ac0505ac67f37a6cc92fba16b70](https://github.com/dotnet/runtime/commit/baf534c8a3307ac0505ac67f37a6cc92fba16b70)
Diff | [Diff](https://github.com/dotnet/runtime/compare/d4c1aa960faf004b0de3676f591ad3405b7d1db1...baf534c8a3307ac0505ac67f37a6cc92fba16b70)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Tests.Perf_StringBuilder

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Insert_Strings - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Text.Tests.Perf_StringBuilder.Insert_Strings.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text/Perf.StringBuilder.cs#L263-#L281>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 434.36 ns | 357.78 ns | 0.82 | 0.05 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_15_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Text.Tests.Perf_StringBuilder_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_15_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Text.Tests.Perf_StringBuilder.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.Tests.Perf_StringBuilder*'
```

<details>

### System.Text.Tests.Perf_StringBuilder.Insert_Strings

#### 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	d4c1aa960faf004b0de3676f591ad3405b7d1db1
Compare	baf534c8a3307ac0505ac67f37a6cc92fba16b70
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
IndexOfAnyFiveValues - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	686.36 ns	577.74 ns	0.84	0.05	False
IndexOfAnyFourValues - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	38.87 ns	31.87 ns	0.82	0.06	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
SealedClassInterfaceMethod - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	131.52 μs	109.28 μs	0.83	0.03	False
InterfaceInterfaceMethod - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	2.53 ms	2.30 ms	0.91	0.06	False

[Perf] Linux/x64: 8 Improvements on 7/9/2025 3:09:24 AM +00:00 #59234

Description

Run Information

Improvements in System.Memory.Span<Int32>

Repro

System.Memory.Span<Int32>.IndexOfAnyFiveValues(Size: 512)

ETL Files

Histogram

JIT Disasms

System.Memory.Span<Int32>.IndexOfAnyFourValues(Size: 33)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in PerfLabTests.LowLevelPerf

Repro

PerfLabTests.LowLevelPerf.SealedClassInterfaceMethod

ETL Files

Histogram

JIT Disasms

PerfLabTests.LowLevelPerf.InterfaceInterfaceMethod

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Text.Perf_Ascii

Repro

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

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Globalization.Tests.StringSearch

Repro

System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, OrdinalIgnoreCase, False))

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in Benchstone.BenchI.XposMatrix

Repro

Benchstone.BenchI.XposMatrix.Test

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Text.Tests.Perf_StringBuilder

Repro

System.Text.Tests.Perf_StringBuilder.Insert_Strings

ETL Files

Histogram

JIT Disasms

Docs

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