[Perf] Changes at 5/30/2022 5:18:40 PM

### Run Information

Architecture | x64
-- | --
OS | alpine 3.15
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Globalization.Tests.StringSearch

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[LastIndexOf_Word_NotFound - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.12/System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options%3a%20(en-US%2c%20OrdinalIgnoreCase%2c%20False)).html>) | 420.15 ns | 394.80 ns | 0.94 | 0.00 | True | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Globalization.Tests.StringSearch_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Globalization.Tests.StringSearch.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Globalization.Tests.StringSearch*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-cf8e9ebc-7f58-426c-9dec-6dc5de68c607015024e3b074cf2b0/b2a50c21-6541-4327-9527-3d625d3377c3.zip?sv=2019-07-07&se=2022-06-29T14%3A05%3A39Z&sr=c&sp=rl&sig=MTHCv1d50To7Hnk7rtM2XALxZtLCrnXCKHaY6w3OO0U%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-afd888f5-d50a-44e0-91e6-839079b915fa0d3accf138a4a459d/89fc7e7f-cd3e-4b68-af53-2f0675fac59f.zip?sv=2019-07-07&se=2022-06-29T23%3A06%3A53Z&sr=c&sp=rl&sig=%2B6qKCoASKpFB1rwWfmGXmYKa3Cwl7c6J88SNW%2FzJquM%3D>)
### Histogram

#### System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, OrdinalIgnoreCase, False))

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 394.7963914403563 < 398.87178061151445.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 6/7/2022 9:00:42 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 9:00:42 AM.
IsImprovementStdDev: Marked as improvement because 709.6109352433648 (T) = (0 -394.54033726787287) / Math.Sqrt((0.22180944902412653 / (299)) + (0.029219717696977936 / (50))) is greater than 1.9668240032621265 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (50) - 2, .975) and 0.061473132634823846 = (420.38257080003143 - 394.54033726787287) / 420.38257080003143 is greater than 0.05.
IsChangeEdgeDetector: Marked as 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 | alpine 3.15
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Memory.ReadOnlySpan

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[IndexOfString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.12/System.Memory.ReadOnlySpan.IndexOfString(input%3a%20%22AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAXAAAAAAAAAAAAAAAAAAAAAAAAAAAAA%22%2c%20value%3a%20%22x%22%2c%20comparisonType%3a%20InvariantCultureIgno.html>) | 178.47 ns | 150.38 ns | 0.84 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Memory.ReadOnlySpan_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Memory.ReadOnlySpan.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Memory.ReadOnlySpan*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-cf8e9ebc-7f58-426c-9dec-6dc5de68c607015024e3b074cf2b0/b2a50c21-6541-4327-9527-3d625d3377c3.zip?sv=2019-07-07&se=2022-06-29T14%3A05%3A39Z&sr=c&sp=rl&sig=MTHCv1d50To7Hnk7rtM2XALxZtLCrnXCKHaY6w3OO0U%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-afd888f5-d50a-44e0-91e6-839079b915fa0d3accf138a4a459d/89fc7e7f-cd3e-4b68-af53-2f0675fac59f.zip?sv=2019-07-07&se=2022-06-29T23%3A06%3A53Z&sr=c&sp=rl&sig=%2B6qKCoASKpFB1rwWfmGXmYKa3Cwl7c6J88SNW%2FzJquM%3D>)
### Histogram

#### System.Memory.ReadOnlySpan.IndexOfString(input: "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAXAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", value: "x", comparisonType: InvariantCultureIgnoreCase)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 150.37885599415205 < 169.3909699218652.
IsChangePoint: Marked as a change because one of 5/9/2022 11:56:12 AM, 5/30/2022 12:57:05 PM, 6/7/2022 9:00:42 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 9:00:42 AM.
IsImprovementStdDev: Marked as improvement because 62.917976862171884 (T) = (0 -149.75659685664905) / Math.Sqrt((116.7123536712429 / (299)) + (0.13584434050585084 / (50))) is greater than 1.9668240032621265 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (50) - 2, .975) and 0.20848580146729728 = (189.20266640101417 - 149.75659685664905) / 189.20266640101417 is greater than 0.05.
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 | alpine 3.15
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Collections.ContainsTrue&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[HashSet - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.12/System.Collections.ContainsTrue(Int32).HashSet(Size%3a%20512).html>) | 2.60 μs | 2.03 μs | 0.78 | 0.12 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Collections.ContainsTrue(Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Collections.ContainsTrue(Int32).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.ContainsTrue&lt;Int32&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-cf8e9ebc-7f58-426c-9dec-6dc5de68c607015024e3b074cf2b0/b2a50c21-6541-4327-9527-3d625d3377c3.zip?sv=2019-07-07&se=2022-06-29T14%3A05%3A39Z&sr=c&sp=rl&sig=MTHCv1d50To7Hnk7rtM2XALxZtLCrnXCKHaY6w3OO0U%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-afd888f5-d50a-44e0-91e6-839079b915fa0d3accf138a4a459d/89fc7e7f-cd3e-4b68-af53-2f0675fac59f.zip?sv=2019-07-07&se=2022-06-29T23%3A06%3A53Z&sr=c&sp=rl&sig=%2B6qKCoASKpFB1rwWfmGXmYKa3Cwl7c6J88SNW%2FzJquM%3D>)
### Histogram

#### System.Collections.ContainsTrue&lt;Int32&gt;.HashSet(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.027874066584703 < 2.4643274456796833.
IsChangePoint: Marked as a change because one of 4/14/2022 8:50:18 PM, 4/21/2022 3:06:05 PM, 4/25/2022 11:05:49 AM, 5/23/2022 3:43:39 PM, 5/30/2022 12:57:05 PM, 6/7/2022 9:00:42 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 9:00:42 AM.
IsImprovementStdDev: Marked as improvement because 21.475659919424473 (T) = (0 -1997.4205437774626) / Math.Sqrt((75885.43420641139 / (299)) + (2010.279403578837 / (50))) is greater than 1.9668240032621265 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (50) - 2, .975) and 0.15565795561805318 = (2365.653300185427 - 1997.4205437774626) / 2365.653300185427 is greater than 0.05.
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 | alpine 3.15
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements 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
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ImmutableArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.12/System.Collections.IterateFor(String).ImmutableArray(Size%3a%20512).html>) | 227.13 ns | 117.69 ns | 0.52 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Collections.IterateFor(String)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Collections.IterateFor(String).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateFor&lt;String&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-cf8e9ebc-7f58-426c-9dec-6dc5de68c607015024e3b074cf2b0/b2a50c21-6541-4327-9527-3d625d3377c3.zip?sv=2019-07-07&se=2022-06-29T14%3A05%3A39Z&sr=c&sp=rl&sig=MTHCv1d50To7Hnk7rtM2XALxZtLCrnXCKHaY6w3OO0U%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-afd888f5-d50a-44e0-91e6-839079b915fa0d3accf138a4a459d/89fc7e7f-cd3e-4b68-af53-2f0675fac59f.zip?sv=2019-07-07&se=2022-06-29T23%3A06%3A53Z&sr=c&sp=rl&sig=%2B6qKCoASKpFB1rwWfmGXmYKa3Cwl7c6J88SNW%2FzJquM%3D>)
### Histogram

#### System.Collections.IterateFor&lt;String&gt;.ImmutableArray(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 117.69082813015802 < 215.77105514411022.
IsChangePoint: Marked as a change because one of 4/7/2022 3:14:09 PM, 4/16/2022 5:36:25 PM, 4/22/2022 6:17:37 AM, 4/25/2022 11:05:49 AM, 5/9/2022 11:56:12 AM, 5/15/2022 3:27:46 PM, 5/20/2022 10:18:01 PM, 5/25/2022 1:42:32 AM, 5/30/2022 12:57:05 PM, 6/7/2022 9:00:42 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 9:00:42 AM.
IsImprovementStdDev: Marked as improvement because 19.30736525573943 (T) = (0 -117.42975442010476) / Math.Sqrt((2990.97087740763 / (299)) + (0.012980847741029455 / (50))) is greater than 1.9668240032621265 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (50) - 2, .975) and 0.342114410164137 = (178.49570842462518 - 117.42975442010476) / 178.49570842462518 is greater than 0.05.
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 | alpine 3.15
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Memory.ReadOnlySequence

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Slice_StartPosition_And_EndPosition - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.12/System.Memory.ReadOnlySequence.Slice_StartPosition_And_EndPosition(Segment%3a%20Multiple).html>) | 10.72 ns | 9.39 ns | 0.88 | 0.12 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Memory.ReadOnlySequence_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Memory.ReadOnlySequence.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Memory.ReadOnlySequence*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-cf8e9ebc-7f58-426c-9dec-6dc5de68c607015024e3b074cf2b0/b2a50c21-6541-4327-9527-3d625d3377c3.zip?sv=2019-07-07&se=2022-06-29T14%3A05%3A39Z&sr=c&sp=rl&sig=MTHCv1d50To7Hnk7rtM2XALxZtLCrnXCKHaY6w3OO0U%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-afd888f5-d50a-44e0-91e6-839079b915fa0d3accf138a4a459d/89fc7e7f-cd3e-4b68-af53-2f0675fac59f.zip?sv=2019-07-07&se=2022-06-29T23%3A06%3A53Z&sr=c&sp=rl&sig=%2B6qKCoASKpFB1rwWfmGXmYKa3Cwl7c6J88SNW%2FzJquM%3D>)
### Histogram

#### System.Memory.ReadOnlySequence.Slice_StartPosition_And_EndPosition(Segment: Multiple)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 9.386258965389413 < 9.804870447931334.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 6/7/2022 9:00:42 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 9:00:42 AM.
IsImprovementStdDev: Marked as improvement because 15.166880213060951 (T) = (0 -9.488480651323572) / Math.Sqrt((0.13017596169915258 / (299)) + (0.07656711404425066 / (50))) is greater than 1.9668240032621265 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (50) - 2, .975) and 0.06619516030025739 = (10.16109603198728 - 9.488480651323572) / 10.16109603198728 is greater than 0.05.
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 | alpine 3.15
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Collections.IndexerSet&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Dictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.12/System.Collections.IndexerSet(Int32).Dictionary(Size%3a%20512).html>) | 3.17 μs | 2.25 μs | 0.71 | 0.15 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Collections.IndexerSet(Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Collections.IndexerSet(Int32).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IndexerSet&lt;Int32&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-cf8e9ebc-7f58-426c-9dec-6dc5de68c607015024e3b074cf2b0/b2a50c21-6541-4327-9527-3d625d3377c3.zip?sv=2019-07-07&se=2022-06-29T14%3A05%3A39Z&sr=c&sp=rl&sig=MTHCv1d50To7Hnk7rtM2XALxZtLCrnXCKHaY6w3OO0U%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-afd888f5-d50a-44e0-91e6-839079b915fa0d3accf138a4a459d/89fc7e7f-cd3e-4b68-af53-2f0675fac59f.zip?sv=2019-07-07&se=2022-06-29T23%3A06%3A53Z&sr=c&sp=rl&sig=%2B6qKCoASKpFB1rwWfmGXmYKa3Cwl7c6J88SNW%2FzJquM%3D>)
### Histogram

#### System.Collections.IndexerSet&lt;Int32&gt;.Dictionary(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.2500455290797374 < 3.008378671438038.
IsChangePoint: Marked as a change because one of 4/7/2022 3:14:09 PM, 4/29/2022 5:18:09 PM, 5/15/2022 9:56:58 AM, 5/20/2022 10:18:01 PM, 5/23/2022 3:43:39 PM, 5/30/2022 12:57:05 PM, 6/7/2022 9:00:42 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 9:00:42 AM.
IsImprovementStdDev: Marked as improvement because 32.04563314182525 (T) = (0 -2226.5910466186983) / Math.Sqrt((191098.14697403868 / (299)) + (9339.777605554658 / (50))) is greater than 1.9668240032621265 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (50) - 2, .975) and 0.292594313211915 = (3147.544737346323 - 2226.5910466186983) / 3147.544737346323 is greater than 0.05.
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 | alpine 3.15
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Collections.ContainsKeyTrue&lt;Int32, Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Dictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.12/System.Collections.ContainsKeyTrue(Int32%2c%20Int32).Dictionary(Size%3a%20512).html>) | 2.51 μs | 2.07 μs | 0.83 | 0.08 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Collections.ContainsKeyTrue(Int32,%20Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Collections.ContainsKeyTrue(Int32,%20Int32).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.ContainsKeyTrue&lt;Int32, Int32&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-cf8e9ebc-7f58-426c-9dec-6dc5de68c607015024e3b074cf2b0/b2a50c21-6541-4327-9527-3d625d3377c3.zip?sv=2019-07-07&se=2022-06-29T14%3A05%3A39Z&sr=c&sp=rl&sig=MTHCv1d50To7Hnk7rtM2XALxZtLCrnXCKHaY6w3OO0U%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-afd888f5-d50a-44e0-91e6-839079b915fa0d3accf138a4a459d/89fc7e7f-cd3e-4b68-af53-2f0675fac59f.zip?sv=2019-07-07&se=2022-06-29T23%3A06%3A53Z&sr=c&sp=rl&sig=%2B6qKCoASKpFB1rwWfmGXmYKa3Cwl7c6J88SNW%2FzJquM%3D>)
### Histogram

#### System.Collections.ContainsKeyTrue&lt;Int32, Int32&gt;.Dictionary(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.0736383383167216 < 2.363483206878012.
IsChangePoint: Marked as a change because one of 3/30/2022 6:37:35 PM, 5/15/2022 3:27:46 PM, 5/24/2022 7:55:26 PM, 5/30/2022 12:57:05 PM, 6/7/2022 9:00:42 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 9:00:42 AM.
IsImprovementStdDev: Marked as improvement because 12.10256354953697 (T) = (0 -2151.221417672362) / Math.Sqrt((17765.093733680496 / (299)) + (12737.380768754208 / (50))) is greater than 1.9668240032621265 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (50) - 2, .975) and 0.0906752084135319 = (2365.7349250526854 - 2151.221417672362) / 2365.7349250526854 is greater than 0.05.
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 | alpine 3.15
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Collections.ContainsTrueComparer&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[HashSet - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.12/System.Collections.ContainsTrueComparer(String).HashSet(Size%3a%20512).html>) | 21.04 μs | 19.58 μs | 0.93 | 0.20 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Collections.ContainsTrueComparer(String)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Collections.ContainsTrueComparer(String).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.ContainsTrueComparer&lt;String&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-cf8e9ebc-7f58-426c-9dec-6dc5de68c607015024e3b074cf2b0/b2a50c21-6541-4327-9527-3d625d3377c3.zip?sv=2019-07-07&se=2022-06-29T14%3A05%3A39Z&sr=c&sp=rl&sig=MTHCv1d50To7Hnk7rtM2XALxZtLCrnXCKHaY6w3OO0U%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-afd888f5-d50a-44e0-91e6-839079b915fa0d3accf138a4a459d/89fc7e7f-cd3e-4b68-af53-2f0675fac59f.zip?sv=2019-07-07&se=2022-06-29T23%3A06%3A53Z&sr=c&sp=rl&sig=%2B6qKCoASKpFB1rwWfmGXmYKa3Cwl7c6J88SNW%2FzJquM%3D>)
### Histogram

#### System.Collections.ContainsTrueComparer&lt;String&gt;.HashSet(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 19.582010496091108 < 20.24898287035231.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 6/7/2022 9:00:42 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 9:00:42 AM.
IsImprovementStdDev: Marked as improvement because 22.308079326265023 (T) = (0 -19951.297516618717) / Math.Sqrt((478778.45424409263 / (299)) + (227499.46880780632 / (50))) is greater than 1.9668240032621265 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (50) - 2, .975) and 0.0806242945953473 = (21700.918785794303 - 19951.297516618717) / 21700.918785794303 is greater than 0.05.
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 | alpine 3.15
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Collections.IndexerSet&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Dictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.12/System.Collections.IndexerSet(String).Dictionary(Size%3a%20512).html>) | 11.39 μs | 10.05 μs | 0.88 | 0.01 | True | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Collections.IndexerSet(String)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Collections.IndexerSet(String).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IndexerSet&lt;String&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-cf8e9ebc-7f58-426c-9dec-6dc5de68c607015024e3b074cf2b0/b2a50c21-6541-4327-9527-3d625d3377c3.zip?sv=2019-07-07&se=2022-06-29T14%3A05%3A39Z&sr=c&sp=rl&sig=MTHCv1d50To7Hnk7rtM2XALxZtLCrnXCKHaY6w3OO0U%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-afd888f5-d50a-44e0-91e6-839079b915fa0d3accf138a4a459d/89fc7e7f-cd3e-4b68-af53-2f0675fac59f.zip?sv=2019-07-07&se=2022-06-29T23%3A06%3A53Z&sr=c&sp=rl&sig=%2B6qKCoASKpFB1rwWfmGXmYKa3Cwl7c6J88SNW%2FzJquM%3D>)
### Histogram

#### System.Collections.IndexerSet&lt;String&gt;.Dictionary(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 10.053556799303324 < 10.83874900321324.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 6/7/2022 9:00:42 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 9:00:42 AM.
IsImprovementStdDev: Marked as improvement because 80.28693658276708 (T) = (0 -10189.928118650696) / Math.Sqrt((18441.907736108467 / (299)) + (8921.816615899254 / (50))) is greater than 1.9668240032621265 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (50) - 2, .975) and 0.10880662063904145 = (11434.025829452989 - 10189.928118650696) / 11434.025829452989 is greater than 0.05.
IsChangeEdgeDetector: Marked as 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 | alpine 3.15
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Collections.CtorFromCollection&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[HashSet - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.12/System.Collections.CtorFromCollection(Int32).HashSet(Size%3a%20512).html>) | 5.51 μs | 4.79 μs | 0.87 | 0.16 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Collections.CtorFromCollection(Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_07_2022/refs/heads/main_x64_alpine%203.12_Improvement/System.Collections.CtorFromCollection(Int32).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.CtorFromCollection&lt;Int32&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-cf8e9ebc-7f58-426c-9dec-6dc5de68c607015024e3b074cf2b0/b2a50c21-6541-4327-9527-3d625d3377c3.zip?sv=2019-07-07&se=2022-06-29T14%3A05%3A39Z&sr=c&sp=rl&sig=MTHCv1d50To7Hnk7rtM2XALxZtLCrnXCKHaY6w3OO0U%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-afd888f5-d50a-44e0-91e6-839079b915fa0d3accf138a4a459d/89fc7e7f-cd3e-4b68-af53-2f0675fac59f.zip?sv=2019-07-07&se=2022-06-29T23%3A06%3A53Z&sr=c&sp=rl&sig=%2B6qKCoASKpFB1rwWfmGXmYKa3Cwl7c6J88SNW%2FzJquM%3D>)
### Histogram

#### System.Collections.CtorFromCollection&lt;Int32&gt;.HashSet(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 4.792927351383318 < 5.22871878323962.
IsChangePoint: Marked as a change because one of 4/17/2022 3:25:40 PM, 5/30/2022 12:57:05 PM, 6/7/2022 9:00:42 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 9:00:42 AM.
IsImprovementStdDev: Marked as improvement because 46.99408048944754 (T) = (0 -4839.764840249964) / Math.Sqrt((44621.690843304925 / (299)) + (2085.231614064536 / (50))) is greater than 1.9668240032621265 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (50) - 2, .975) and 0.11830111752101737 = (5489.135731512432 - 4839.764840249964) / 5489.135731512432 is greater than 0.05.
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	alpine 3.15
Baseline	9380113a892ec86d147e6e7506a10eda407a82be
Compare	842b6a87aaa6b6f25555541f541d5ee202d3972a
Diff	Diff

[Perf] Changes at 5/30/2022 5:18:40 PM #5809

Description

Run Information

Improvements in System.Globalization.Tests.StringSearch

Repro

Payloads

Histogram

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

Description of detection logic

Docs

Improvements in System.Memory.ReadOnlySpan

Repro

Payloads

Histogram

System.Memory.ReadOnlySpan.IndexOfString(input: "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAXAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", value: "x", comparisonType: InvariantCultureIgnoreCase)

Description of detection logic

Docs

Run Information

Improvements in System.Collections.ContainsTrue<Int32>

Repro

Payloads

Histogram

System.Collections.ContainsTrue<Int32>.HashSet(Size: 512)

Description of detection logic

Docs

Run Information

Improvements in System.Collections.IterateFor<String>

Repro

Payloads

Histogram

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

Description of detection logic

Docs

Run Information

Improvements in System.Memory.ReadOnlySequence

Repro

Payloads

Histogram

System.Memory.ReadOnlySequence.Slice_StartPosition_And_EndPosition(Segment: Multiple)

Description of detection logic

Docs

Run Information

Improvements in System.Collections.IndexerSet<Int32>

Repro

Payloads

Histogram

System.Collections.IndexerSet<Int32>.Dictionary(Size: 512)

Description of detection logic

Docs

Run Information

Improvements in System.Collections.ContainsKeyTrue<Int32, Int32>

Repro

Payloads

Histogram

System.Collections.ContainsKeyTrue<Int32, Int32>.Dictionary(Size: 512)

Description of detection logic

Docs

Run Information

Improvements in System.Collections.ContainsTrueComparer<String>

Repro

Payloads

Histogram

System.Collections.ContainsTrueComparer<String>.HashSet(Size: 512)

Description of detection logic

Docs

Run Information

Improvements in System.Collections.IndexerSet<String>

Repro

Payloads

Histogram

System.Collections.IndexerSet<String>.Dictionary(Size: 512)

Description of detection logic

Docs

Run Information

Improvements in System.Collections.CtorFromCollection<Int32>

Repro

Payloads

Histogram

System.Collections.CtorFromCollection<Int32>.HashSet(Size: 512)

Description of detection logic