[Perf] Alpine/x64: 24 Regressions on 10/25/2022 7:09:53 PM

### Run Information

Architecture | x64
-- | --
OS | alpine 3.15
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### Regressions in System.Collections.TryGetValueFalse&lt;Int32, Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ImmutableDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.TryGetValueFalse(Int32%2c%20Int32).ImmutableDictionary(Size%3a%20512).html>) | 16.01 μs | 17.27 μs | 1.08 | 0.03 | False | | |
[ImmutableSortedDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.TryGetValueFalse(Int32%2c%20Int32).ImmutableSortedDictionary(Size%3a%20512).html>) | 26.96 μs | 28.52 μs | 1.06 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.TryGetValueFalse(Int32,%20Int32)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.TryGetValueFalse(Int32,%20Int32)_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.TryGetValueFalse(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.TryGetValueFalse&lt;Int32, Int32&gt;*'
```

### Related Issues

#### Regressions

* [[Perf] Windows/x64: 19 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9339>)
* [[Perf] Alpine/x64: 20 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9320>)
* [[Perf] Windows/x64: 11 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9308>)
* [[Perf] Linux/x64: 32 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9302>)
#### Improvements
* [[Perf] Linux/x64: 10 Improvements on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9332>)

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-f3252a08-1006-4da9-b334-f4c49bd42c9f6f71f37b4b74f1d8b/655632f1-7554-4962-b2f1-0de229279b19.zip?sv=2021-08-06&se=2022-11-24T14%3A01%3A37Z&sr=c&sp=rl&sig=vo0R7zM%2Fczvr%2FbX8fBmxZvdgvm%2Bom8zIkGQj2jCPcAU%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-ff300c77-5f71-4bc8-8ea9-1cbe75d5c9643f5ac633fbe43818f/cab9ec77-7481-4903-bd28-79a82412bee6.zip?sv=2021-08-06&se=2022-11-25T00%3A37%3A10Z&sr=c&sp=rl&sig=ed5ZSrbulVUikzTO0oX3%2BJZv78v017dj23uvaLsd0TU%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_alpine 3.15/System.Collections.TryGetValueFalse-Int32, Int32-.ImmutableSortedDictionary(Size- 512).txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Collections.TryGetValueFalse&lt;Int32, Int32&gt;.ImmutableDictionary(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 17.26624631339581 > 16.820055925916048.
IsChangePoint: Marked as a change because one of 7/28/2022 6:38:38 AM, 8/5/2022 10:47:59 PM, 9/13/2022 12:23:36 PM, 9/24/2022 1:05:07 PM, 10/2/2022 4:08:26 PM, 10/11/2022 8:42:28 PM, 10/25/2022 2:34:53 PM, 11/1/2022 6:58:35 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 6:58:35 AM.
IsRegressionStdDev: Marked as regression because -21.266356146433843 (T) = (0 -17151.28504846523) / Math.Sqrt((19598.623493079685 / (21)) + (53800.63904831941 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.06922756653837418 = (16040.818236657085 - 17151.28504846523) / 16040.818236657085 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.TryGetValueFalse&lt;Int32, Int32&gt;.ImmutableSortedDictionary(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 28.519856397727267 > 28.319605542017023.
IsChangePoint: Marked as a change because one of 7/28/2022 6:38:38 AM, 10/2/2022 4:08:26 PM, 10/25/2022 2:34:53 PM, 11/1/2022 6:58:35 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 6:58:35 AM.
IsRegressionStdDev: Marked as regression because -44.41394702117482 (T) = (0 -28394.52062879577) / Math.Sqrt((962.3143432970785 / (21)) + (28862.01685902893 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.052253090018418144 = (26984.497264150363 - 28394.52062879577) / 26984.497264150363 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 | alpine 3.15
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### Regressions 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
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[SortedSet - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.CtorFromCollection(Int32).SortedSet(Size%3a%20512).html>) | 8.18 μs | 11.03 μs | 1.35 | 0.09 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.CtorFromCollection(Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/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;*'
```

### Related Issues

#### Regressions

* [[Perf] Windows/x64: 19 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9339>)
* [[Perf] Alpine/x64: 20 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9320>)
* [[Perf] Windows/x64: 11 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9308>)
* [[Perf] Linux/x64: 32 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9302>)
#### Improvements
* [[Perf] Linux/x64: 10 Improvements on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9332>)

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-f3252a08-1006-4da9-b334-f4c49bd42c9f6f71f37b4b74f1d8b/655632f1-7554-4962-b2f1-0de229279b19.zip?sv=2021-08-06&se=2022-11-24T14%3A01%3A37Z&sr=c&sp=rl&sig=vo0R7zM%2Fczvr%2FbX8fBmxZvdgvm%2Bom8zIkGQj2jCPcAU%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-ff300c77-5f71-4bc8-8ea9-1cbe75d5c9643f5ac633fbe43818f/cab9ec77-7481-4903-bd28-79a82412bee6.zip?sv=2021-08-06&se=2022-11-25T00%3A37%3A10Z&sr=c&sp=rl&sig=ed5ZSrbulVUikzTO0oX3%2BJZv78v017dj23uvaLsd0TU%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_alpine 3.15/System.Collections.CtorFromCollection-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.CtorFromCollection&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 11.034206963538555 > 8.424936107126076.
IsChangePoint: Marked as a change because one of 8/1/2022 8:26:50 AM, 8/4/2022 6:25:19 PM, 9/9/2022 3:12:19 AM, 9/23/2022 1:16:35 AM, 9/29/2022 7:42:19 AM, 10/6/2022 2:13:23 PM, 10/25/2022 2:34:53 PM, 11/1/2022 6:58:35 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 6:58:35 AM.
IsRegressionStdDev: Marked as regression because -12.246298592720782 (T) = (0 -10465.771201668931) / Math.Sqrt((20675.360272373644 / (21)) + (1144821.9705172256 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.30125628225947776 = (8042.820883443772 - 10465.771201668931) / 8042.820883443772 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 | alpine 3.15
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### Regressions in PerfLabTests.LowLevelPerf

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[StaticDelegate - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/PerfLabTests.LowLevelPerf.StaticDelegate.html>) | 195.69 μs | 217.42 μs | 1.11 | 0.01 | False | | |
[ForeachOverList100Elements - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/PerfLabTests.LowLevelPerf.ForeachOverList100Elements.html>) | 9.33 ms | 10.67 ms | 1.14 | 0.22 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/PerfLabTests.LowLevelPerf_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/PerfLabTests.LowLevelPerf_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/PerfLabTests.LowLevelPerf.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'PerfLabTests.LowLevelPerf*'
```

### Related Issues

#### Regressions

* [[Perf] Windows/x64: 19 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9339>)
* [[Perf] Alpine/x64: 20 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9320>)
* [[Perf] Windows/x64: 11 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9308>)
* [[Perf] Linux/x64: 32 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9302>)
#### Improvements
* [[Perf] Linux/x64: 10 Improvements on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9332>)

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-f3252a08-1006-4da9-b334-f4c49bd42c9f6f71f37b4b74f1d8b/655632f1-7554-4962-b2f1-0de229279b19.zip?sv=2021-08-06&se=2022-11-24T14%3A01%3A37Z&sr=c&sp=rl&sig=vo0R7zM%2Fczvr%2FbX8fBmxZvdgvm%2Bom8zIkGQj2jCPcAU%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-ff300c77-5f71-4bc8-8ea9-1cbe75d5c9643f5ac633fbe43818f/cab9ec77-7481-4903-bd28-79a82412bee6.zip?sv=2021-08-06&se=2022-11-25T00%3A37%3A10Z&sr=c&sp=rl&sig=ed5ZSrbulVUikzTO0oX3%2BJZv78v017dj23uvaLsd0TU%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_alpine 3.15/PerfLabTests.LowLevelPerf.ForeachOverList100Elements.txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### PerfLabTests.LowLevelPerf.StaticDelegate

```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 217.41607064636753 > 205.46993679086538.
IsChangePoint: Marked as a change because one of 10/6/2022 2:13:23 PM, 10/11/2022 8:42:28 PM, 10/17/2022 3:19:47 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:34:53 PM, 11/1/2022 6:58:35 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 6:58:35 AM.
IsRegressionStdDev: Marked as regression because -1011.5122623777582 (T) = (0 -217470.69884334513) / Math.Sqrt((7907.118038470175 / (21)) + (2606.192783230411 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.11126746638841162 = (195696.09065414185 - 217470.69884334513) / 195696.09065414185 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.

```#### PerfLabTests.LowLevelPerf.ForeachOverList100Elements

```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 10.665857185714287 > 9.9811385825.
IsChangePoint: Marked as a change because one of 7/28/2022 3:42:13 AM, 9/23/2022 1:16:35 AM, 10/25/2022 7:09:53 PM, 11/1/2022 6:58:35 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 6:58:35 AM.
IsRegressionStdDev: Marked as regression because -17.040466961409106 (T) = (0 -10622243.145008033) / Math.Sqrt((55401256809.373474 / (22)) + (50524392840.987434 / (29))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (22) + (29) - 2, .025) and -0.11695811374344982 = (9509974.469327163 - 10622243.145008033) / 9509974.469327163 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 | alpine 3.15
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### Regressions in System.Collections.AddGivenSize&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 3.15/System.Collections.AddGivenSize(Int32).Dictionary(Size%3a%20512).html>) | 3.96 μs | 4.26 μs | 1.07 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.AddGivenSize(Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.AddGivenSize(Int32).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.AddGivenSize&lt;Int32&gt;*'
```

### Related Issues

#### Regressions

* [[Perf] Windows/x64: 19 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9339>)
* [[Perf] Alpine/x64: 20 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9320>)
* [[Perf] Windows/x64: 11 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9308>)
* [[Perf] Linux/x64: 32 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9302>)
#### Improvements
* [[Perf] Linux/x64: 10 Improvements on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9332>)

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-f3252a08-1006-4da9-b334-f4c49bd42c9f6f71f37b4b74f1d8b/655632f1-7554-4962-b2f1-0de229279b19.zip?sv=2021-08-06&se=2022-11-24T14%3A01%3A37Z&sr=c&sp=rl&sig=vo0R7zM%2Fczvr%2FbX8fBmxZvdgvm%2Bom8zIkGQj2jCPcAU%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-ff300c77-5f71-4bc8-8ea9-1cbe75d5c9643f5ac633fbe43818f/cab9ec77-7481-4903-bd28-79a82412bee6.zip?sv=2021-08-06&se=2022-11-25T00%3A37%3A10Z&sr=c&sp=rl&sig=ed5ZSrbulVUikzTO0oX3%2BJZv78v017dj23uvaLsd0TU%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_alpine 3.15/System.Collections.AddGivenSize-Int32-.Dictionary(Size- 512).txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Collections.AddGivenSize&lt;Int32&gt;.Dictionary(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 4.258074490878714 > 4.149980498451899.
IsChangePoint: Marked as a change because one of 9/23/2022 1:16:35 AM, 10/25/2022 2:34:53 PM, 11/1/2022 6:58:35 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 6:58:35 AM.
IsRegressionStdDev: Marked as regression because -24.814340809971956 (T) = (0 -4237.464828569728) / Math.Sqrt((261.41099759302926 / (21)) + (3785.390458900583 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.07405389662081163 = (3945.2999909051487 - 4237.464828569728) / 3945.2999909051487 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 | alpine 3.15
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### Regressions in System.Collections.ContainsFalse&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Queue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.ContainsFalse(String).Queue(Size%3a%20512).html>) | 634.69 μs | 710.56 μs | 1.12 | 0.04 | False | | |
[Span - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.ContainsFalse(String).Span(Size%3a%20512).html>) | 619.18 μs | 680.70 μs | 1.10 | 0.02 | False | | |
[ImmutableArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.ContainsFalse(String).ImmutableArray(Size%3a%20512).html>) | 637.14 μs | 710.38 μs | 1.11 | 0.06 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.ContainsFalse(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.ContainsFalse(String)_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.ContainsFalse(String)_3.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.ContainsFalse(String).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.ContainsFalse&lt;String&gt;*'
```

### Related Issues

#### Regressions

* [[Perf] Windows/x64: 19 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9339>)
* [[Perf] Alpine/x64: 20 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9320>)
* [[Perf] Windows/x64: 11 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9308>)
* [[Perf] Linux/x64: 32 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9302>)
#### Improvements
* [[Perf] Linux/x64: 10 Improvements on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9332>)

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-f3252a08-1006-4da9-b334-f4c49bd42c9f6f71f37b4b74f1d8b/655632f1-7554-4962-b2f1-0de229279b19.zip?sv=2021-08-06&se=2022-11-24T14%3A01%3A37Z&sr=c&sp=rl&sig=vo0R7zM%2Fczvr%2FbX8fBmxZvdgvm%2Bom8zIkGQj2jCPcAU%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-ff300c77-5f71-4bc8-8ea9-1cbe75d5c9643f5ac633fbe43818f/cab9ec77-7481-4903-bd28-79a82412bee6.zip?sv=2021-08-06&se=2022-11-25T00%3A37%3A10Z&sr=c&sp=rl&sig=ed5ZSrbulVUikzTO0oX3%2BJZv78v017dj23uvaLsd0TU%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_alpine 3.15/System.Collections.ContainsFalse-String-.ImmutableArray(Size- 512).txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Collections.ContainsFalse&lt;String&gt;.Queue(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 710.5600288825757 > 666.02489971875.
IsChangePoint: Marked as a change because one of 7/28/2022 3:42:13 AM, 9/13/2022 12:23:36 PM, 9/29/2022 7:42:19 AM, 10/25/2022 2:34:53 PM, 11/1/2022 6:58:35 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 6:58:35 AM.
IsRegressionStdDev: Marked as regression because -102.06389270420716 (T) = (0 -712209.9616748443) / Math.Sqrt((1165308.06310645 / (21)) + (15633160.763515335 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.12210500916859217 = (634708.8337147217 - 712209.9616748443) / 634708.8337147217 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.ContainsFalse&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 680.6986940993788 > 650.5312406596707.
IsChangePoint: Marked as a change because one of 7/28/2022 3:42:13 AM, 8/5/2022 10:47:59 PM, 9/13/2022 12:23:36 PM, 9/29/2022 7:42:19 AM, 10/11/2022 8:42:28 PM, 10/25/2022 2:34:53 PM, 11/1/2022 6:58:35 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 6:58:35 AM.
IsRegressionStdDev: Marked as regression because -654.6084844052551 (T) = (0 -680452.8991740524) / Math.Sqrt((69393.45127181447 / (21)) + (161051.02304834814 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.09840724006518355 = (619490.5444484068 - 680452.8991740524) / 619490.5444484068 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.ContainsFalse&lt;String&gt;.ImmutableArray(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 710.3841102272727 > 666.2685437019231.
IsChangePoint: Marked as a change because one of 7/28/2022 3:42:13 AM, 8/5/2022 10:47:59 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, 10/25/2022 2:34:53 PM, 11/1/2022 6:58:35 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 6:58:35 AM.
IsRegressionStdDev: Marked as regression because -13.05344272050602 (T) = (0 -710110.7891486955) / Math.Sqrt((548223287.8169979 / (21)) + (927883.3029728808 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.10372568604779928 = (643376.155982604 - 710110.7891486955) / 643376.155982604 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 | alpine 3.15
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### Regressions in System.Collections.ContainsKeyFalse&lt;Int32, Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ImmutableDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.ContainsKeyFalse(Int32%2c%20Int32).ImmutableDictionary(Size%3a%20512).html>) | 15.59 μs | 16.79 μs | 1.08 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.ContainsKeyFalse(Int32,%20Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.ContainsKeyFalse(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.ContainsKeyFalse&lt;Int32, Int32&gt;*'
```

### Related Issues

#### Regressions

* [[Perf] Windows/x64: 2 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9381>)
* [[Perf] Windows/x64: 19 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9339>)
* [[Perf] Alpine/x64: 20 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9320>)
* [[Perf] Linux/x64: 32 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9302>)
#### Improvements
* [[Perf] Linux/x64: 10 Improvements on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9332>)

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-f3252a08-1006-4da9-b334-f4c49bd42c9f6f71f37b4b74f1d8b/655632f1-7554-4962-b2f1-0de229279b19.zip?sv=2021-08-06&se=2022-11-24T14%3A01%3A37Z&sr=c&sp=rl&sig=vo0R7zM%2Fczvr%2FbX8fBmxZvdgvm%2Bom8zIkGQj2jCPcAU%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-ff300c77-5f71-4bc8-8ea9-1cbe75d5c9643f5ac633fbe43818f/cab9ec77-7481-4903-bd28-79a82412bee6.zip?sv=2021-08-06&se=2022-11-25T00%3A37%3A10Z&sr=c&sp=rl&sig=ed5ZSrbulVUikzTO0oX3%2BJZv78v017dj23uvaLsd0TU%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_alpine 3.15/System.Collections.ContainsKeyFalse-Int32, Int32-.ImmutableDictionary(Size- 512).txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Collections.ContainsKeyFalse&lt;Int32, Int32&gt;.ImmutableDictionary(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 16.79487459109452 > 16.37365980671773.
IsChangePoint: Marked as a change because one of 8/5/2022 10:47:59 PM, 9/13/2022 12:23:36 PM, 9/24/2022 1:05:07 PM, 10/2/2022 4:08:26 PM, 10/25/2022 2:34:53 PM, 11/1/2022 6:58:35 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 6:58:35 AM.
IsRegressionStdDev: Marked as regression because -18.667739128833677 (T) = (0 -16736.787580438922) / Math.Sqrt((49555.68641412697 / (21)) + (38298.99927759474 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.07211017106242548 = (15611.070608399623 - 16736.787580438922) / 15611.070608399623 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 | alpine 3.15
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### Regressions in System.Collections.Tests.Perf_BitArray

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[BitArraySetLengthShrink - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.Tests.Perf_BitArray.BitArraySetLengthShrink(Size%3a%20512).html>) | 132.37 ns | 145.74 ns | 1.10 | 0.03 | False | | |
[BitArrayByteArrayCtor - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.Tests.Perf_BitArray.BitArrayByteArrayCtor(Size%3a%20512).html>) | 130.30 ns | 144.49 ns | 1.11 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.Tests.Perf_BitArray_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.Tests.Perf_BitArray_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.Tests.Perf_BitArray.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.Tests.Perf_BitArray*'
```

### Related Issues

#### Regressions

* [[Perf] Windows/x64: 2 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9381>)
* [[Perf] Windows/x64: 19 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9339>)
* [[Perf] Alpine/x64: 20 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9320>)
* [[Perf] Linux/x64: 32 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9302>)
#### Improvements
* [[Perf] Linux/x64: 10 Improvements on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9332>)

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-f3252a08-1006-4da9-b334-f4c49bd42c9f6f71f37b4b74f1d8b/655632f1-7554-4962-b2f1-0de229279b19.zip?sv=2021-08-06&se=2022-11-24T14%3A01%3A37Z&sr=c&sp=rl&sig=vo0R7zM%2Fczvr%2FbX8fBmxZvdgvm%2Bom8zIkGQj2jCPcAU%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-ff300c77-5f71-4bc8-8ea9-1cbe75d5c9643f5ac633fbe43818f/cab9ec77-7481-4903-bd28-79a82412bee6.zip?sv=2021-08-06&se=2022-11-25T00%3A37%3A10Z&sr=c&sp=rl&sig=ed5ZSrbulVUikzTO0oX3%2BJZv78v017dj23uvaLsd0TU%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_alpine 3.15/System.Collections.Tests.Perf_BitArray.BitArrayByteArrayCtor(Size- 512).txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Collections.Tests.Perf_BitArray.BitArraySetLengthShrink(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 145.74255713214933 > 139.30988840589552.
IsChangePoint: Marked as a change because one of 9/23/2022 1:16:35 AM, 10/6/2022 2:13:23 PM, 10/11/2022 8:42:28 PM, 10/25/2022 2:34:53 PM, 11/1/2022 6:58:35 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 6:58:35 AM.
IsRegressionStdDev: Marked as regression because -83.02693115859027 (T) = (0 -145.84636635797926) / Math.Sqrt((0.40295412237456174 / (21)) + (0.13152903795879373 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.09577410024581234 = (133.09893556095358 - 145.84636635797926) / 133.09893556095358 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.Tests.Perf_BitArray.BitArrayByteArrayCtor(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 144.4904406014503 > 136.82610008745547.
IsChangePoint: Marked as a change because one of 9/23/2022 1:16:35 AM, 10/2/2022 4:08:26 PM, 10/6/2022 2:13:23 PM, 10/11/2022 8:42:28 PM, 10/25/2022 2:34:53 PM, 11/1/2022 6:58:35 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 6:58:35 AM.
IsRegressionStdDev: Marked as regression because -117.25855355383182 (T) = (0 -144.24843368329192) / Math.Sqrt((0.18786022365214766 / (21)) + (0.13798278760601831 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.10449329891318188 = (130.60145663647933 - 144.24843368329192) / 130.60145663647933 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 | alpine 3.15
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### 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
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ImmutableSortedSet - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.IterateFor(String).ImmutableSortedSet(Size%3a%20512).html>) | 10.47 μs | 11.63 μs | 1.11 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.IterateFor(String)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/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;*'
```

### Related Issues

#### Regressions

* [[Perf] Windows/x64: 2 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9381>)
* [[Perf] Windows/x64: 19 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9339>)
* [[Perf] Alpine/x64: 20 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9320>)
* [[Perf] Linux/x64: 32 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9302>)
#### Improvements
* [[Perf] Linux/x64: 10 Improvements on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9332>)

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-f3252a08-1006-4da9-b334-f4c49bd42c9f6f71f37b4b74f1d8b/655632f1-7554-4962-b2f1-0de229279b19.zip?sv=2021-08-06&se=2022-11-24T14%3A01%3A37Z&sr=c&sp=rl&sig=vo0R7zM%2Fczvr%2FbX8fBmxZvdgvm%2Bom8zIkGQj2jCPcAU%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-ff300c77-5f71-4bc8-8ea9-1cbe75d5c9643f5ac633fbe43818f/cab9ec77-7481-4903-bd28-79a82412bee6.zip?sv=2021-08-06&se=2022-11-25T00%3A37%3A10Z&sr=c&sp=rl&sig=ed5ZSrbulVUikzTO0oX3%2BJZv78v017dj23uvaLsd0TU%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_alpine 3.15/System.Collections.IterateFor-String-.ImmutableSortedSet(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;.ImmutableSortedSet(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 11.629603707002632 > 10.902490004190991.
IsChangePoint: Marked as a change because one of 7/28/2022 3:42:13 AM, 8/1/2022 8:26:50 AM, 8/4/2022 6:25:19 PM, 10/2/2022 4:08:26 PM, 10/6/2022 2:13:23 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:34:53 PM, 11/1/2022 6:58:35 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 6:58:35 AM.
IsRegressionStdDev: Marked as regression because -79.43265493200644 (T) = (0 -11626.34652032774) / Math.Sqrt((4117.4096560040125 / (21)) + (1336.9230798087037 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.11854561985713298 = (10394.163916007934 - 11626.34652032774) / 10394.163916007934 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 | alpine 3.15
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### Regressions in System.Collections.ContainsTrue&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Span - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_alpine 3.15/System.Collections.ContainsTrue(String).Span(Size%3a%20512).html>) | 312.16 μs | 343.17 μs | 1.10 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.ContainsTrue(String)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_alpine%203.15_Regression/System.Collections.ContainsTrue(String).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;String&gt;*'
```

### Related Issues

#### Regressions

* [[Perf] Windows/x64: 2 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9381>)
* [[Perf] Windows/x64: 19 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9339>)
* [[Perf] Alpine/x64: 20 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9320>)
* [[Perf] Linux/x64: 32 Regressions on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9302>)
#### Improvements
* [[Perf] Linux/x64: 10 Improvements on 10/25/2022 7:09:53 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9332>)

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-f3252a08-1006-4da9-b334-f4c49bd42c9f6f71f37b4b74f1d8b/655632f1-7554-4962-b2f1-0de229279b19.zip?sv=2021-08-06&se=2022-11-24T14%3A01%3A37Z&sr=c&sp=rl&sig=vo0R7zM%2Fczvr%2FbX8fBmxZvdgvm%2Bom8zIkGQj2jCPcAU%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-ff300c77-5f71-4bc8-8ea9-1cbe75d5c9643f5ac633fbe43818f/cab9ec77-7481-4903-bd28-79a82412bee6.zip?sv=2021-08-06&se=2022-11-25T00%3A37%3A10Z&sr=c&sp=rl&sig=ed5ZSrbulVUikzTO0oX3%2BJZv78v017dj23uvaLsd0TU%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_alpine 3.15/System.Collections.ContainsTrue-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.ContainsTrue&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 343.1653813082298 > 327.63041975395925.
IsChangePoint: Marked as a change because one of 7/28/2022 3:42:13 AM, 8/5/2022 10:47:59 PM, 9/13/2022 12:23:36 PM, 9/29/2022 7:42:19 AM, 10/11/2022 8:42:28 PM, 10/25/2022 2:34:53 PM, 11/1/2022 6:58:35 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 6:58:35 AM.
IsRegressionStdDev: Marked as regression because -387.0462966001081 (T) = (0 -343254.7442769466) / Math.Sqrt((62656.85710927163 / (21)) + (104050.15806702842 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.0995921545860681 = (312165.50868004496 - 343254.7442769466) / 312165.50868004496 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	alpine 3.15
Baseline	7175e861011e323295f5fcfc0a5fac648974b80d
Compare	54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff	Diff

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
ImmutableDictionary - Duration of single invocation	16.01 μs	17.27 μs	1.08	0.03	False
ImmutableSortedDictionary - Duration of single invocation	26.96 μs	28.52 μs	1.06	0.01	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
StaticDelegate - Duration of single invocation	195.69 μs	217.42 μs	1.11	0.01	False
ForeachOverList100Elements - Duration of single invocation	9.33 ms	10.67 ms	1.14	0.22	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
Queue - Duration of single invocation	634.69 μs	710.56 μs	1.12	0.04	False
Span - Duration of single invocation	619.18 μs	680.70 μs	1.10	0.02	False
ImmutableArray - Duration of single invocation	637.14 μs	710.38 μs	1.11	0.06	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
BitArraySetLengthShrink - Duration of single invocation	132.37 ns	145.74 ns	1.10	0.03	False
BitArrayByteArrayCtor - Duration of single invocation	130.30 ns	144.49 ns	1.11	0.03	False

[Perf] Alpine/x64: 24 Regressions on 10/25/2022 7:09:53 PM #9390

Description

Run Information

Regressions in System.Collections.TryGetValueFalse<Int32, Int32>

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

System.Collections.TryGetValueFalse<Int32, Int32>.ImmutableDictionary(Size: 512)

Description of detection logic

Description of detection logic

Docs

Regressions in System.Collections.CtorFromCollection<Int32>

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

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

Description of detection logic

Docs

Run Information

Regressions in PerfLabTests.LowLevelPerf

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

PerfLabTests.LowLevelPerf.StaticDelegate

Description of detection logic

Description of detection logic

Docs

Run Information

Regressions in System.Collections.AddGivenSize<Int32>

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

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

Description of detection logic

Docs

Run Information

Regressions in System.Collections.ContainsFalse<String>

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

System.Collections.ContainsFalse<String>.Queue(Size: 512)

Description of detection logic

Description of detection logic

Description of detection logic

Docs

Run Information

Regressions in System.Collections.ContainsKeyFalse<Int32, Int32>

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

System.Collections.ContainsKeyFalse<Int32, Int32>.ImmutableDictionary(Size: 512)

Description of detection logic

Docs

Run Information

Regressions in System.Collections.Tests.Perf_BitArray

Repro