[Perf] Linux/x64: 44 Regressions on 10/20/2022 5:12:08 PM

### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [10d342cecc5cbfc57419f8a92af4787f29d76c08](https://github.com/dotnet/runtime/commit/10d342cecc5cbfc57419f8a92af4787f29d76c08)
Compare | [be7d6f557b80c211d10f29b57fa43dc55e8d66cf](https://github.com/dotnet/runtime/commit/be7d6f557b80c211d10f29b57fa43dc55e8d66cf)
Diff | [Diff](https://github.com/dotnet/runtime/compare/10d342cecc5cbfc57419f8a92af4787f29d76c08...be7d6f557b80c211d10f29b57fa43dc55e8d66cf)


### Regressions in System.Collections.IterateFor&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ImmutableList - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Collections.IterateFor(String).ImmutableList(Size%3a%20512).html>) | 10.91 μs | 12.02 μs | 1.10 | 0.03 | False | | |
[ReadOnlySpan - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Collections.IterateFor(String).ReadOnlySpan(Size%3a%20512).html>) | 174.94 ns | 229.20 ns | 1.31 | 0.03 | False | | |
[Span - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Collections.IterateFor(String).Span(Size%3a%20512).html>) | 181.80 ns | 233.38 ns | 1.28 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.IterateFor(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.IterateFor(String)_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.IterateFor(String)_3.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.IterateFor(String).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateFor&lt;String&gt;*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77c0b69f-0fad-4ae8-a692-98aec516c10f2104f25938e413aa0/cd3ee5f0-6a72-44c0-91c1-a1df622225b1.zip?sv=2021-08-06&se=2022-11-18T19%3A06%3A16Z&sr=c&sp=rl&sig=ES2UgkVSXuCpbJ%2BhP2vfdjR6hj43TLD3V3u9v9ZHzng%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-e9a2cce2-3776-42fc-a7fe-585d37b856a6a7ca4b175b44bfcb9/95d772e4-7858-4018-9dee-2c3a9401d69c.zip?sv=2021-08-06&se=2022-11-19T21%3A56%3A48Z&sr=c&sp=rl&sig=Lqff9UwM7gzqFRNtyHZs%2FSFp5wO%2BwpjXYCb9h4uY%2F5w%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/10_25_2022/refs/heads/main_x64_ubuntu 18.04/System.Collections.IterateFor-String-.Span(Size- 512).txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Collections.IterateFor&lt;String&gt;.ImmutableList(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 12.015544961946787 > 11.479808973732194.
IsChangePoint: Marked as a change because one of 9/3/2022 11:44:47 AM, 9/7/2022 1:05:52 PM, 10/10/2022 3:36:43 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -45.190373934483304 (T) = (0 -12017.913080523016) / Math.Sqrt((9488.831139762908 / (26)) + (2504.333491692935 / (17))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (26) + (17) - 2, .025) and -0.09302411895706615 = (10995.103284628505 - 12017.913080523016) / 10995.103284628505 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.IterateFor&lt;String&gt;.ReadOnlySpan(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 229.19755406254157 > 183.81344391353085.
IsChangePoint: Marked as a change because one of 8/4/2022 6:25:19 PM, 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 9/23/2022 1:16:35 AM, 10/2/2022 4:08:26 PM, 10/6/2022 2:13:23 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -935.8026626157678 (T) = (0 -229.38432863226546) / Math.Sqrt((0.0390402017718691 / (26)) + (0.03166299391386547 / (17))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (26) + (17) - 2, .025) and -0.3099653923245103 = (175.1071669345608 - 229.38432863226546) / 175.1071669345608 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.IterateFor&lt;String&gt;.Span(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 233.37568339947686 > 189.14312176200895.
IsChangePoint: Marked as a change because one of 8/4/2022 6:25:19 PM, 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 9/23/2022 1:16:35 AM, 10/2/2022 4:08:26 PM, 10/6/2022 2:13:23 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -495.86548527331774 (T) = (0 -233.54050095202567) / Math.Sqrt((0.17548571793951576 / (25)) + (0.07777650790385317 / (17))) is less than -2.0210753903043583 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (25) + (17) - 2, .025) and -0.2963901212754425 = (180.14677612805227 - 233.54050095202567) / 180.14677612805227 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### 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

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [10d342cecc5cbfc57419f8a92af4787f29d76c08](https://github.com/dotnet/runtime/commit/10d342cecc5cbfc57419f8a92af4787f29d76c08)
Compare | [be7d6f557b80c211d10f29b57fa43dc55e8d66cf](https://github.com/dotnet/runtime/commit/be7d6f557b80c211d10f29b57fa43dc55e8d66cf)
Diff | [Diff](https://github.com/dotnet/runtime/compare/10d342cecc5cbfc57419f8a92af4787f29d76c08...be7d6f557b80c211d10f29b57fa43dc55e8d66cf)


### Regressions in ByteMark

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[BenchNumericSortJagged - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/ByteMark.BenchNumericSortJagged.html>) | 945.43 ms | 1.01 secs | 1.07 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/ByteMark_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/ByteMark.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'ByteMark*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77c0b69f-0fad-4ae8-a692-98aec516c10f2104f25938e413aa0/cd3ee5f0-6a72-44c0-91c1-a1df622225b1.zip?sv=2021-08-06&se=2022-11-18T19%3A06%3A16Z&sr=c&sp=rl&sig=ES2UgkVSXuCpbJ%2BhP2vfdjR6hj43TLD3V3u9v9ZHzng%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-e9a2cce2-3776-42fc-a7fe-585d37b856a6a7ca4b175b44bfcb9/95d772e4-7858-4018-9dee-2c3a9401d69c.zip?sv=2021-08-06&se=2022-11-19T21%3A56%3A48Z&sr=c&sp=rl&sig=Lqff9UwM7gzqFRNtyHZs%2FSFp5wO%2BwpjXYCb9h4uY%2F5w%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/10_25_2022/refs/heads/main_x64_ubuntu 18.04/ByteMark.BenchNumericSortJagged.txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### ByteMark.BenchNumericSortJagged

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 1.0072694792142858 > 991.2216186144232.
IsChangePoint: Marked as a change because one of 8/17/2022 6:09:21 PM, 9/13/2022 12:23:36 PM, 9/23/2022 1:16:35 AM, 9/29/2022 7:42:19 AM, 10/11/2022 8:42:28 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -45.3368673696619 (T) = (0 -1007302956.6448178) / Math.Sqrt((40029832692645.72 / (26)) + (5756409130033.691 / (17))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (26) + (17) - 2, .025) and -0.06573779659177932 = (945169590.3684418 - 1007302956.6448178) / 945169590.3684418 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### 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

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [10d342cecc5cbfc57419f8a92af4787f29d76c08](https://github.com/dotnet/runtime/commit/10d342cecc5cbfc57419f8a92af4787f29d76c08)
Compare | [be7d6f557b80c211d10f29b57fa43dc55e8d66cf](https://github.com/dotnet/runtime/commit/be7d6f557b80c211d10f29b57fa43dc55e8d66cf)
Diff | [Diff](https://github.com/dotnet/runtime/compare/10d342cecc5cbfc57419f8a92af4787f29d76c08...be7d6f557b80c211d10f29b57fa43dc55e8d66cf)


### Regressions in Benchstone.MDBenchF.MDSqMtx

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Test - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/Benchstone.MDBenchF.MDSqMtx.Test.html>) | 707.20 ms | 770.24 ms | 1.09 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/Benchstone.MDBenchF.MDSqMtx_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/Benchstone.MDBenchF.MDSqMtx.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'Benchstone.MDBenchF.MDSqMtx*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77c0b69f-0fad-4ae8-a692-98aec516c10f2104f25938e413aa0/cd3ee5f0-6a72-44c0-91c1-a1df622225b1.zip?sv=2021-08-06&se=2022-11-18T19%3A06%3A16Z&sr=c&sp=rl&sig=ES2UgkVSXuCpbJ%2BhP2vfdjR6hj43TLD3V3u9v9ZHzng%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-e9a2cce2-3776-42fc-a7fe-585d37b856a6a7ca4b175b44bfcb9/95d772e4-7858-4018-9dee-2c3a9401d69c.zip?sv=2021-08-06&se=2022-11-19T21%3A56%3A48Z&sr=c&sp=rl&sig=Lqff9UwM7gzqFRNtyHZs%2FSFp5wO%2BwpjXYCb9h4uY%2F5w%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/10_25_2022/refs/heads/main_x64_ubuntu 18.04/Benchstone.MDBenchF.MDSqMtx.Test.txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### Benchstone.MDBenchF.MDSqMtx.Test

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 770.2367917692308 > 742.7226221999999.
IsChangePoint: Marked as a change because one of 8/17/2022 6:09:21 PM, 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/23/2022 1:16:35 AM, 10/11/2022 8:42:28 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -435.67171563088385 (T) = (0 -770508306.4795625) / Math.Sqrt((204445020130.40134 / (26)) + (222226019656.2836 / (17))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (26) + (17) - 2, .025) and -0.08910281771091552 = (707470675.8164694 - 770508306.4795625) / 707470675.8164694 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### 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

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [10d342cecc5cbfc57419f8a92af4787f29d76c08](https://github.com/dotnet/runtime/commit/10d342cecc5cbfc57419f8a92af4787f29d76c08)
Compare | [4fc3eb443a3f8f8917038fbdba9049caf288020c](https://github.com/dotnet/runtime/commit/4fc3eb443a3f8f8917038fbdba9049caf288020c)
Diff | [Diff](https://github.com/dotnet/runtime/compare/10d342cecc5cbfc57419f8a92af4787f29d76c08...4fc3eb443a3f8f8917038fbdba9049caf288020c)


### Regressions in Benchstone.BenchI.BenchE

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Test - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/Benchstone.BenchI.BenchE.Test.html>) | 245.96 ms | 276.01 ms | 1.12 | 0.10 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/Benchstone.BenchI.BenchE_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/Benchstone.BenchI.BenchE.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'Benchstone.BenchI.BenchE*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77c0b69f-0fad-4ae8-a692-98aec516c10f2104f25938e413aa0/cd3ee5f0-6a72-44c0-91c1-a1df622225b1.zip?sv=2021-08-06&se=2022-11-18T19%3A06%3A16Z&sr=c&sp=rl&sig=ES2UgkVSXuCpbJ%2BhP2vfdjR6hj43TLD3V3u9v9ZHzng%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3020a695-3ae5-400f-9acb-a20e34bfb7c3c8b945672814e2e84/dafde835-30e3-41d9-81af-ee0bdefcc184.zip?sv=2021-08-06&se=2022-11-20T01%3A09%3A39Z&sr=c&sp=rl&sig=nKYXnfOV6vkRmEcRvqo8RdJ%2B4G05ehlBwGqxuaYVkBs%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/10_25_2022/refs/heads/main_x64_ubuntu 18.04/Benchstone.BenchI.BenchE.Test.txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### Benchstone.BenchI.BenchE.Test

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 276.0140003333333 > 258.36238718500005.
IsChangePoint: Marked as a change because one of 8/17/2022 6:09:21 PM, 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/23/2022 1:16:35 AM, 10/11/2022 8:42:28 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -85.8428241289489 (T) = (0 -276092160.46769685) / Math.Sqrt((3531782407073.49 / (26)) + (21100826606.789955 / (16))) is less than -2.0210753903043583 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (26) + (16) - 2, .025) and -0.1301331254961949 = (244300564.45471957 - 276092160.46769685) / 244300564.45471957 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### 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

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [10d342cecc5cbfc57419f8a92af4787f29d76c08](https://github.com/dotnet/runtime/commit/10d342cecc5cbfc57419f8a92af4787f29d76c08)
Compare | [be7d6f557b80c211d10f29b57fa43dc55e8d66cf](https://github.com/dotnet/runtime/commit/be7d6f557b80c211d10f29b57fa43dc55e8d66cf)
Diff | [Diff](https://github.com/dotnet/runtime/compare/10d342cecc5cbfc57419f8a92af4787f29d76c08...be7d6f557b80c211d10f29b57fa43dc55e8d66cf)


### Regressions in System.Text.Perf_Utf8Encoding

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[GetByteCount - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Text.Perf_Utf8Encoding.GetByteCount(Input%3a%20Chinese).html>) | 8.16 μs | 10.27 μs | 1.26 | 0.05 | False | | |
[GetByteCount - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Text.Perf_Utf8Encoding.GetByteCount(Input%3a%20Greek).html>) | 8.93 μs | 11.15 μs | 1.25 | 0.04 | False | | |
[GetByteCount - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Text.Perf_Utf8Encoding.GetByteCount(Input%3a%20EnglishMostlyAscii).html>) | 18.49 μs | 22.85 μs | 1.24 | 0.06 | False | | |
[GetByteCount - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Text.Perf_Utf8Encoding.GetByteCount(Input%3a%20Cyrillic).html>) | 7.09 μs | 8.85 μs | 1.25 | 0.06 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Text.Perf_Utf8Encoding_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Text.Perf_Utf8Encoding_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Text.Perf_Utf8Encoding_3.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Text.Perf_Utf8Encoding_4.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Text.Perf_Utf8Encoding.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Perf_Utf8Encoding*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77c0b69f-0fad-4ae8-a692-98aec516c10f2104f25938e413aa0/cd3ee5f0-6a72-44c0-91c1-a1df622225b1.zip?sv=2021-08-06&se=2022-11-18T19%3A06%3A16Z&sr=c&sp=rl&sig=ES2UgkVSXuCpbJ%2BhP2vfdjR6hj43TLD3V3u9v9ZHzng%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-e9a2cce2-3776-42fc-a7fe-585d37b856a6a7ca4b175b44bfcb9/95d772e4-7858-4018-9dee-2c3a9401d69c.zip?sv=2021-08-06&se=2022-11-19T21%3A56%3A48Z&sr=c&sp=rl&sig=Lqff9UwM7gzqFRNtyHZs%2FSFp5wO%2BwpjXYCb9h4uY%2F5w%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/10_25_2022/refs/heads/main_x64_ubuntu 18.04/System.Text.Perf_Utf8Encoding.GetByteCount(Input- Cyrillic).txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Text.Perf_Utf8Encoding.GetByteCount(Input: Chinese)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 10.267148920239597 > 8.582776780285263.
IsChangePoint: Marked as a change because one of 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -326.5865160691413 (T) = (0 -10196.162173219669) / Math.Sqrt((81.97499416573011 / (26)) + (598.1781699274131 / (17))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (26) + (17) - 2, .025) and -0.24739480049200627 = (8173.965587477218 - 10196.162173219669) / 8173.965587477218 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Perf_Utf8Encoding.GetByteCount(Input: Greek)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 11.153700850882498 > 9.3907775193202.
IsChangePoint: Marked as a change because one of 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -185.3564745063029 (T) = (0 -11137.888360720259) / Math.Sqrt((3375.0352302401534 / (25)) + (54.17386678929373 / (17))) is less than -2.0210753903043583 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (25) + (17) - 2, .025) and -0.24321229844247833 = (8958.959282074375 - 11137.888360720259) / 8958.959282074375 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Perf_Utf8Encoding.GetByteCount(Input: EnglishMostlyAscii)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 22.850955701913758 > 19.554777491629466.
IsChangePoint: Marked as a change because one of 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -231.57345920851665 (T) = (0 -22720.38068754999) / Math.Sqrt((4791.012087869746 / (25)) + (2014.0294453503732 / (17))) is less than -2.0210753903043583 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (25) + (17) - 2, .025) and -0.2187497514362704 = (18642.367443172407 - 22720.38068754999) / 18642.367443172407 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Perf_Utf8Encoding.GetByteCount(Input: Cyrillic)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 8.852897015893229 > 7.450123206141866.
IsChangePoint: Marked as a change because one of 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -195.39129114145314 (T) = (0 -8849.195825613026) / Math.Sqrt((1993.2347533712712 / (26)) + (46.63484749889969 / (17))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (26) + (17) - 2, .025) and -0.24495196595833274 = (7108.062051856866 - 8849.195825613026) / 7108.062051856866 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### 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

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [10d342cecc5cbfc57419f8a92af4787f29d76c08](https://github.com/dotnet/runtime/commit/10d342cecc5cbfc57419f8a92af4787f29d76c08)
Compare | [be7d6f557b80c211d10f29b57fa43dc55e8d66cf](https://github.com/dotnet/runtime/commit/be7d6f557b80c211d10f29b57fa43dc55e8d66cf)
Diff | [Diff](https://github.com/dotnet/runtime/compare/10d342cecc5cbfc57419f8a92af4787f29d76c08...be7d6f557b80c211d10f29b57fa43dc55e8d66cf)


### Regressions in System.Tests.Perf_String

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ToLowerInvariant - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Tests.Perf_String.ToLowerInvariant(s%3a%20%22This%20is%20a%20much%20longer%20piece%20of%20text%20that%20might%20benefit%20more%20from%20vectorization.%22).html>) | 46.33 ns | 50.55 ns | 1.09 | 0.04 | False | | |
[ToLower - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Tests.Perf_String.ToLower(s%3a%20%22This%20is%20a%20much%20longer%20piece%20of%20text%20that%20might%20benefit%20more%20from%20vectorization.%22).html>) | 51.39 ns | 56.46 ns | 1.10 | 0.05 | False | | |
[IndexerCheckPathLength - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Tests.Perf_String.IndexerCheckPathLength.html>) | 83.65 ns | 97.50 ns | 1.17 | 0.02 | False | | |
[ToUpperInvariant - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Tests.Perf_String.ToUpperInvariant(s%3a%20%22This%20is%20a%20much%20longer%20piece%20of%20text%20that%20might%20benefit%20more%20from%20vectorization.%22).html>) | 46.50 ns | 50.01 ns | 1.08 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Tests.Perf_String_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Tests.Perf_String_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Tests.Perf_String_3.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Tests.Perf_String_4.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Tests.Perf_String.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_String*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77c0b69f-0fad-4ae8-a692-98aec516c10f2104f25938e413aa0/cd3ee5f0-6a72-44c0-91c1-a1df622225b1.zip?sv=2021-08-06&se=2022-11-18T19%3A06%3A16Z&sr=c&sp=rl&sig=ES2UgkVSXuCpbJ%2BhP2vfdjR6hj43TLD3V3u9v9ZHzng%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-e9a2cce2-3776-42fc-a7fe-585d37b856a6a7ca4b175b44bfcb9/95d772e4-7858-4018-9dee-2c3a9401d69c.zip?sv=2021-08-06&se=2022-11-19T21%3A56%3A48Z&sr=c&sp=rl&sig=Lqff9UwM7gzqFRNtyHZs%2FSFp5wO%2BwpjXYCb9h4uY%2F5w%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/10_25_2022/refs/heads/main_x64_ubuntu 18.04/System.Tests.Perf_String.ToUpperInvariant(s- -This is a much longer piece of text that might benefit more from vectorization.-).txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Tests.Perf_String.ToLowerInvariant(s: "This is a much longer piece of text that might benefit more from vectorization.")

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 50.545799525192535 > 48.187547409833755.
IsChangePoint: Marked as a change because one of 8/5/2022 10:47:59 PM, 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/23/2022 1:16:35 AM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -33.53563789349041 (T) = (0 -50.68131422663356) / Math.Sqrt((0.3376877914047586 / (26)) + (0.12194176271111679 / (17))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (26) + (17) - 2, .025) and -0.10369668507273612 = (45.91960355783215 - 50.68131422663356) / 45.91960355783215 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.ToLower(s: "This is a much longer piece of text that might benefit more from vectorization.")

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 56.46445334095001 > 54.70612215723706.
IsChangePoint: Marked as a change because one of 8/5/2022 10:47:59 PM, 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/23/2022 1:16:35 AM, 10/6/2022 2:13:23 PM, 10/11/2022 8:42:28 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -19.21305755287296 (T) = (0 -56.5556259574959) / Math.Sqrt((0.3895160298079307 / (26)) + (0.49786491679787004 / (17))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (26) + (17) - 2, .025) and -0.0769786982758955 = (52.51322616504318 - 56.5556259574959) / 52.51322616504318 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.IndexerCheckPathLength

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 97.49978743656838 > 87.63263907332612.
IsChangePoint: Marked as a change because one of 10/2/2022 4:08:26 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -26.330869035838653 (T) = (0 -97.50603407935617) / Math.Sqrt((6.927228010948752 / (26)) + (0.006336374555690262 / (17))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (26) + (17) - 2, .025) and -0.16209601933171588 = (83.90531630547083 - 97.50603407935617) / 83.90531630547083 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.ToUpperInvariant(s: "This is a much longer piece of text that might benefit more from vectorization.")

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 50.00848445655875 > 48.7161059783996.
IsChangePoint: Marked as a change because one of 8/5/2022 10:47:59 PM, 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/23/2022 1:16:35 AM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -20.529752935831283 (T) = (0 -49.75293801343357) / Math.Sqrt((0.30417466699880563 / (26)) + (0.31689091783106804 / (16))) is less than -2.0210753903043583 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (26) + (16) - 2, .025) and -0.07902887255393468 = (46.108996041666806 - 49.75293801343357) / 46.108996041666806 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### 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

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [10d342cecc5cbfc57419f8a92af4787f29d76c08](https://github.com/dotnet/runtime/commit/10d342cecc5cbfc57419f8a92af4787f29d76c08)
Compare | [be7d6f557b80c211d10f29b57fa43dc55e8d66cf](https://github.com/dotnet/runtime/commit/be7d6f557b80c211d10f29b57fa43dc55e8d66cf)
Diff | [Diff](https://github.com/dotnet/runtime/compare/10d342cecc5cbfc57419f8a92af4787f29d76c08...be7d6f557b80c211d10f29b57fa43dc55e8d66cf)


### Regressions in System.Numerics.Tests.Perf_VectorOf&lt;UInt16&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[GetHashCodeBenchmark - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Numerics.Tests.Perf_VectorOf(UInt16).GetHashCodeBenchmark.html>) | 35.46 ns | 39.19 ns | 1.11 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Numerics.Tests.Perf_VectorOf(UInt16)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Numerics.Tests.Perf_VectorOf(UInt16).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Numerics.Tests.Perf_VectorOf&lt;UInt16&gt;*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77c0b69f-0fad-4ae8-a692-98aec516c10f2104f25938e413aa0/cd3ee5f0-6a72-44c0-91c1-a1df622225b1.zip?sv=2021-08-06&se=2022-11-18T19%3A06%3A16Z&sr=c&sp=rl&sig=ES2UgkVSXuCpbJ%2BhP2vfdjR6hj43TLD3V3u9v9ZHzng%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-e9a2cce2-3776-42fc-a7fe-585d37b856a6a7ca4b175b44bfcb9/95d772e4-7858-4018-9dee-2c3a9401d69c.zip?sv=2021-08-06&se=2022-11-19T21%3A56%3A48Z&sr=c&sp=rl&sig=Lqff9UwM7gzqFRNtyHZs%2FSFp5wO%2BwpjXYCb9h4uY%2F5w%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/10_25_2022/refs/heads/main_x64_ubuntu 18.04/System.Numerics.Tests.Perf_VectorOf-UInt16-.GetHashCodeBenchmark.txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Numerics.Tests.Perf_VectorOf&lt;UInt16&gt;.GetHashCodeBenchmark

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 39.18856311817259 > 37.251443680021694.
IsChangePoint: Marked as a change because one of 10/2/2022 4:08:26 PM, 10/11/2022 8:42:28 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -116.87775942355182 (T) = (0 -39.171547872495644) / Math.Sqrt((0.00964257668937183 / (26)) + (0.01031681264075556 / (17))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (26) + (17) - 2, .025) and -0.10289830760733029 = (35.516917201075316 - 39.171547872495644) / 35.516917201075316 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### 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

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [10d342cecc5cbfc57419f8a92af4787f29d76c08](https://github.com/dotnet/runtime/commit/10d342cecc5cbfc57419f8a92af4787f29d76c08)
Compare | [be7d6f557b80c211d10f29b57fa43dc55e8d66cf](https://github.com/dotnet/runtime/commit/be7d6f557b80c211d10f29b57fa43dc55e8d66cf)
Diff | [Diff](https://github.com/dotnet/runtime/compare/10d342cecc5cbfc57419f8a92af4787f29d76c08...be7d6f557b80c211d10f29b57fa43dc55e8d66cf)


### Regressions in Benchstone.BenchI.IniArray

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Test - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/Benchstone.BenchI.IniArray.Test.html>) | 45.73 ms | 52.66 ms | 1.15 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/Benchstone.BenchI.IniArray_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/Benchstone.BenchI.IniArray.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'Benchstone.BenchI.IniArray*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77c0b69f-0fad-4ae8-a692-98aec516c10f2104f25938e413aa0/cd3ee5f0-6a72-44c0-91c1-a1df622225b1.zip?sv=2021-08-06&se=2022-11-18T19%3A06%3A16Z&sr=c&sp=rl&sig=ES2UgkVSXuCpbJ%2BhP2vfdjR6hj43TLD3V3u9v9ZHzng%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-e9a2cce2-3776-42fc-a7fe-585d37b856a6a7ca4b175b44bfcb9/95d772e4-7858-4018-9dee-2c3a9401d69c.zip?sv=2021-08-06&se=2022-11-19T21%3A56%3A48Z&sr=c&sp=rl&sig=Lqff9UwM7gzqFRNtyHZs%2FSFp5wO%2BwpjXYCb9h4uY%2F5w%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/10_25_2022/refs/heads/main_x64_ubuntu 18.04/Benchstone.BenchI.IniArray.Test.txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### Benchstone.BenchI.IniArray.Test

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 52.6622479625 > 48.123812953125004.
IsChangePoint: Marked as a change because one of 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 9/23/2022 1:16:35 AM, 10/11/2022 8:42:28 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -33.38832045773455 (T) = (0 -51938684.60073529) / Math.Sqrt((553845115117.5769 / (26)) + (312162731217.78326 / (17))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (26) + (17) - 2, .025) and -0.1468251495236333 = (45289104.98894231 - 51938684.60073529) / 45289104.98894231 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### 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

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [10d342cecc5cbfc57419f8a92af4787f29d76c08](https://github.com/dotnet/runtime/commit/10d342cecc5cbfc57419f8a92af4787f29d76c08)
Compare | [be7d6f557b80c211d10f29b57fa43dc55e8d66cf](https://github.com/dotnet/runtime/commit/be7d6f557b80c211d10f29b57fa43dc55e8d66cf)
Diff | [Diff](https://github.com/dotnet/runtime/compare/10d342cecc5cbfc57419f8a92af4787f29d76c08...be7d6f557b80c211d10f29b57fa43dc55e8d66cf)


### Regressions in System.Collections.ContainsTrueComparer&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[SortedSet - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Collections.ContainsTrueComparer(Int32).SortedSet(Size%3a%20512).html>) | 24.23 μs | 26.52 μs | 1.09 | 0.00 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.ContainsTrueComparer(Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.ContainsTrueComparer(Int32).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.ContainsTrueComparer&lt;Int32&gt;*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77c0b69f-0fad-4ae8-a692-98aec516c10f2104f25938e413aa0/cd3ee5f0-6a72-44c0-91c1-a1df622225b1.zip?sv=2021-08-06&se=2022-11-18T19%3A06%3A16Z&sr=c&sp=rl&sig=ES2UgkVSXuCpbJ%2BhP2vfdjR6hj43TLD3V3u9v9ZHzng%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-e9a2cce2-3776-42fc-a7fe-585d37b856a6a7ca4b175b44bfcb9/95d772e4-7858-4018-9dee-2c3a9401d69c.zip?sv=2021-08-06&se=2022-11-19T21%3A56%3A48Z&sr=c&sp=rl&sig=Lqff9UwM7gzqFRNtyHZs%2FSFp5wO%2BwpjXYCb9h4uY%2F5w%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/10_25_2022/refs/heads/main_x64_ubuntu 18.04/System.Collections.ContainsTrueComparer-Int32-.SortedSet(Size- 512).txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Collections.ContainsTrueComparer&lt;Int32&gt;.SortedSet(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 26.522895723684215 > 25.445657586976047.
IsChangePoint: Marked as a change because one of 10/11/2022 8:42:28 PM, 10/17/2022 12:47:34 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -12.257124664061116 (T) = (0 -26188.36072730335) / Math.Sqrt((183894.73594610873 / (26)) + (178400.89765174556 / (17))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (26) + (17) - 2, .025) and -0.06613670272590538 = (24563.792485846116 - 26188.36072730335) / 24563.792485846116 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### 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

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [10d342cecc5cbfc57419f8a92af4787f29d76c08](https://github.com/dotnet/runtime/commit/10d342cecc5cbfc57419f8a92af4787f29d76c08)
Compare | [be7d6f557b80c211d10f29b57fa43dc55e8d66cf](https://github.com/dotnet/runtime/commit/be7d6f557b80c211d10f29b57fa43dc55e8d66cf)
Diff | [Diff](https://github.com/dotnet/runtime/compare/10d342cecc5cbfc57419f8a92af4787f29d76c08...be7d6f557b80c211d10f29b57fa43dc55e8d66cf)


### Regressions in System.Collections.IterateForEachNonGeneric&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ArrayList - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Collections.IterateForEachNonGeneric(String).ArrayList(Size%3a%20512).html>) | 2.71 μs | 3.09 μs | 1.14 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.IterateForEachNonGeneric(String)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_25_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.IterateForEachNonGeneric(String).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateForEachNonGeneric&lt;String&gt;*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77c0b69f-0fad-4ae8-a692-98aec516c10f2104f25938e413aa0/cd3ee5f0-6a72-44c0-91c1-a1df622225b1.zip?sv=2021-08-06&se=2022-11-18T19%3A06%3A16Z&sr=c&sp=rl&sig=ES2UgkVSXuCpbJ%2BhP2vfdjR6hj43TLD3V3u9v9ZHzng%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-e9a2cce2-3776-42fc-a7fe-585d37b856a6a7ca4b175b44bfcb9/95d772e4-7858-4018-9dee-2c3a9401d69c.zip?sv=2021-08-06&se=2022-11-19T21%3A56%3A48Z&sr=c&sp=rl&sig=Lqff9UwM7gzqFRNtyHZs%2FSFp5wO%2BwpjXYCb9h4uY%2F5w%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/10_25_2022/refs/heads/main_x64_ubuntu 18.04/System.Collections.IterateForEachNonGeneric-String-.ArrayList(Size- 512).txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Collections.IterateForEachNonGeneric&lt;String&gt;.ArrayList(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 3.091022231527094 > 2.8468039977966693.
IsChangePoint: Marked as a change because one of 8/18/2022 3:00:51 AM, 8/23/2022 8:42:14 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -85.34694523055988 (T) = (0 -3071.2773108938677) / Math.Sqrt((75.27488031752902 / (26)) + (263.396778652285 / (17))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (26) + (17) - 2, .025) and -0.13528663676453886 = (2705.2879963836463 - 3071.2773108938677) / 2705.2879963836463 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### 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>




Architecture	x64
OS	ubuntu 18.04
Baseline	10d342cecc5cbfc57419f8a92af4787f29d76c08
Compare	be7d6f557b80c211d10f29b57fa43dc55e8d66cf
Diff	Diff

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
ImmutableList - Duration of single invocation	10.91 μs	12.02 μs	1.10	0.03	False
ReadOnlySpan - Duration of single invocation	174.94 ns	229.20 ns	1.31	0.03	False
Span - Duration of single invocation	181.80 ns	233.38 ns	1.28	0.03	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
GetByteCount - Duration of single invocation	8.16 μs	10.27 μs	1.26	0.05	False
GetByteCount - Duration of single invocation	8.93 μs	11.15 μs	1.25	0.04	False
GetByteCount - Duration of single invocation	18.49 μs	22.85 μs	1.24	0.06	False
GetByteCount - Duration of single invocation	7.09 μs	8.85 μs	1.25	0.06	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
ToLowerInvariant - Duration of single invocation	46.33 ns	50.55 ns	1.09	0.04	False
ToLower - Duration of single invocation	51.39 ns	56.46 ns	1.10	0.05	False
IndexerCheckPathLength - Duration of single invocation	83.65 ns	97.50 ns	1.17	0.02	False
ToUpperInvariant - Duration of single invocation	46.50 ns	50.01 ns	1.08	0.04	False

[Perf] Linux/x64: 44 Regressions on 10/20/2022 5:12:08 PM #9148

Description

Run Information

Regressions in System.Collections.IterateFor<String>

Repro

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Regressions

Improvements

Payloads

Histogram

Edge Detector Info

System.Collections.IterateFor<String>.ImmutableList(Size: 512)

Description of detection logic

Description of detection logic

Description of detection logic

Docs

Regressions in ByteMark

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

ByteMark.BenchNumericSortJagged

Description of detection logic

Docs

Run Information

Regressions in Benchstone.MDBenchF.MDSqMtx

Repro

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Regressions

Improvements

Payloads

Histogram

Edge Detector Info

Benchstone.MDBenchF.MDSqMtx.Test

Description of detection logic

Docs

Run Information

Regressions in Benchstone.BenchI.BenchE

Repro

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Regressions

Improvements

Payloads

Histogram

Edge Detector Info

Benchstone.BenchI.BenchE.Test

Description of detection logic

Docs

Run Information

Regressions in System.Text.Perf_Utf8Encoding

Repro

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Regressions

Improvements

Payloads

Histogram

Edge Detector Info

System.Text.Perf_Utf8Encoding.GetByteCount(Input: Chinese)

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic

Docs

Run Information

Regressions in System.Tests.Perf_String

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

System.Tests.Perf_String.ToLowerInvariant(s: "This is a much longer piece of text that might benefit more from vectorization.")

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic