[Perf] Changes at 6/20/2022 11:14:52 PM

### Run Information

Architecture | arm64
-- | --
OS | Windows 10.0.19041
Baseline | [edd359716c2096274e656d26ed8945d99afc2da5](https://github.com/dotnet/runtime/commit/edd359716c2096274e656d26ed8945d99afc2da5)
Compare | [f1358d0002066ba2dd1e50a71e340af7401359f9](https://github.com/dotnet/runtime/commit/f1358d0002066ba2dd1e50a71e340af7401359f9)
Diff | [Diff](https://github.com/dotnet/runtime/compare/edd359716c2096274e656d26ed8945d99afc2da5...f1358d0002066ba2dd1e50a71e340af7401359f9)


### Improvements in Microsoft.AspNetCore.Server.Kestrel.Performance.PipeThroughputBenchmark

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Parse_SequentialAsync - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/Microsoft.AspNetCore.Server.Kestrel.Performance.PipeThroughputBenchmark.Parse_SequentialAsync(Length%3a%20128%2c%20Chunks%3a%2016).html>) | 766.46 ns | 722.87 ns | 0.94 | 0.10 | False | | |
[Parse_SequentialAsync - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/Microsoft.AspNetCore.Server.Kestrel.Performance.PipeThroughputBenchmark.Parse_SequentialAsync(Length%3a%204096%2c%20Chunks%3a%2016).html>) | 768.88 ns | 722.58 ns | 0.94 | 0.12 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/Microsoft.AspNetCore.Server.Kestrel.Performance.PipeThroughputBenchmark_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/Microsoft.AspNetCore.Server.Kestrel.Performance.PipeThroughputBenchmark_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/Microsoft.AspNetCore.Server.Kestrel.Performance.PipeThroughputBenchmark.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'Microsoft.AspNetCore.Server.Kestrel.Performance.PipeThroughputBenchmark*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3bdcffdb-082f-4540-8be6-6a162bedc68b78e487edd264587b3/41004275-7fa9-476d-9cb7-463cb5f83799.zip?sv=2019-07-07&se=2022-07-20T16%3A00%3A56Z&sr=c&sp=rl&sig=Aci1kbYsNqOHydD94d1Jdtbj%2BaAGsn8pKlM1GWdfcjA%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-bc1b49c4-32e9-4184-9cf0-95d4e5cd33db7561f31c81443efa1/2d7c9806-d750-4d5c-8a5e-da31b7e27b07.zip?sv=2019-07-07&se=2022-07-21T07%3A02%3A20Z&sr=c&sp=rl&sig=A5ZTi4pTD4f9Od7aTVtFC7ox0tS0S2EEf4CuK9%2BSdqE%3D>)
### Histogram

#### Microsoft.AspNetCore.Server.Kestrel.Performance.PipeThroughputBenchmark.Parse_SequentialAsync(Length: 128, Chunks: 16)

```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 722.8658780184659 < 729.5869061061314.
IsChangePoint: Marked as a change because one of 3/17/2022 6:54:53 PM, 5/9/2022 6:32:22 AM, 6/20/2022 7:45:04 PM, 6/23/2022 3:07:42 AM falls between 6/14/2022 10:05:19 AM and 6/23/2022 3:07:42 AM.
IsImprovementStdDev: Marked as improvement because 11.549790931701516 (T) = (0 -719.3150770070538) / Math.Sqrt((300.61279782974094 / (299)) + (96.62880982172572 / (9))) is greater than 1.9677467375895035 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (9) - 2, .975) and 0.05215113535758463 = (758.8921650271976 - 719.3150770070538) / 758.8921650271976 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### Microsoft.AspNetCore.Server.Kestrel.Performance.PipeThroughputBenchmark.Parse_SequentialAsync(Length: 4096, Chunks: 16)

```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 722.5809918027936 < 730.4397928873697.
IsChangePoint: Marked as a change because one of 3/9/2022 2:35:55 AM, 6/20/2022 7:45:04 PM, 6/23/2022 3:07:42 AM falls between 6/14/2022 10:05:19 AM and 6/23/2022 3:07:42 AM.
IsImprovementStdDev: Marked as improvement because 21.68057063429133 (T) = (0 -717.5058334714239) / Math.Sqrt((364.51969433436625 / (299)) + (21.745017466842004 / (9))) is greater than 1.9677467375895035 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (9) - 2, .975) and 0.054473546107125716 = (758.8426854873755 - 717.5058334714239) / 758.8426854873755 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 | arm64
-- | --
OS | Windows 10.0.19041
Baseline | [edd359716c2096274e656d26ed8945d99afc2da5](https://github.com/dotnet/runtime/commit/edd359716c2096274e656d26ed8945d99afc2da5)
Compare | [f1358d0002066ba2dd1e50a71e340af7401359f9](https://github.com/dotnet/runtime/commit/f1358d0002066ba2dd1e50a71e340af7401359f9)
Diff | [Diff](https://github.com/dotnet/runtime/compare/edd359716c2096274e656d26ed8945d99afc2da5...f1358d0002066ba2dd1e50a71e340af7401359f9)


### Improvements in System.Threading.Tests.Perf_SemaphoreSlim

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ReleaseWaitAsync - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Threading.Tests.Perf_SemaphoreSlim.ReleaseWaitAsync.html>) | 60.15 ns | 52.42 ns | 0.87 | 0.10 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Threading.Tests.Perf_SemaphoreSlim_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Threading.Tests.Perf_SemaphoreSlim.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Threading.Tests.Perf_SemaphoreSlim*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3bdcffdb-082f-4540-8be6-6a162bedc68b78e487edd264587b3/41004275-7fa9-476d-9cb7-463cb5f83799.zip?sv=2019-07-07&se=2022-07-20T16%3A00%3A56Z&sr=c&sp=rl&sig=Aci1kbYsNqOHydD94d1Jdtbj%2BaAGsn8pKlM1GWdfcjA%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-bc1b49c4-32e9-4184-9cf0-95d4e5cd33db7561f31c81443efa1/2d7c9806-d750-4d5c-8a5e-da31b7e27b07.zip?sv=2019-07-07&se=2022-07-21T07%3A02%3A20Z&sr=c&sp=rl&sig=A5ZTi4pTD4f9Od7aTVtFC7ox0tS0S2EEf4CuK9%2BSdqE%3D>)
### Histogram

#### System.Threading.Tests.Perf_SemaphoreSlim.ReleaseWaitAsync

```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 52.416366802257535 < 57.29029442659092.
IsChangePoint: Marked as a change because one of 4/16/2022 8:46:33 PM, 5/9/2022 6:32:22 AM, 6/20/2022 7:45:04 PM, 6/23/2022 3:07:42 AM falls between 6/14/2022 10:05:19 AM and 6/23/2022 3:07:42 AM.
IsImprovementStdDev: Marked as improvement because 18.74825211954653 (T) = (0 -52.102166176338876) / Math.Sqrt((12.363908223654894 / (299)) + (0.09842246113947051 / (9))) is greater than 1.9677467375895035 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (9) - 2, .975) and 0.07602570895120532 = (56.38919467899717 - 52.102166176338876) / 56.38919467899717 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 | arm64
-- | --
OS | Windows 10.0.19041
Baseline | [edd359716c2096274e656d26ed8945d99afc2da5](https://github.com/dotnet/runtime/commit/edd359716c2096274e656d26ed8945d99afc2da5)
Compare | [f1358d0002066ba2dd1e50a71e340af7401359f9](https://github.com/dotnet/runtime/commit/f1358d0002066ba2dd1e50a71e340af7401359f9)
Diff | [Diff](https://github.com/dotnet/runtime/compare/edd359716c2096274e656d26ed8945d99afc2da5...f1358d0002066ba2dd1e50a71e340af7401359f9)


### Improvements in System.Collections.Concurrent.Count&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_arm64_Windows 10.0.19041/System.Collections.Concurrent.Count(Int32).Dictionary(Size%3a%20512).html>) | 6.29 μs | 5.30 μs | 0.84 | 0.12 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Collections.Concurrent.Count(Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Collections.Concurrent.Count(Int32).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.Concurrent.Count&lt;Int32&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3bdcffdb-082f-4540-8be6-6a162bedc68b78e487edd264587b3/41004275-7fa9-476d-9cb7-463cb5f83799.zip?sv=2019-07-07&se=2022-07-20T16%3A00%3A56Z&sr=c&sp=rl&sig=Aci1kbYsNqOHydD94d1Jdtbj%2BaAGsn8pKlM1GWdfcjA%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-bc1b49c4-32e9-4184-9cf0-95d4e5cd33db7561f31c81443efa1/2d7c9806-d750-4d5c-8a5e-da31b7e27b07.zip?sv=2019-07-07&se=2022-07-21T07%3A02%3A20Z&sr=c&sp=rl&sig=A5ZTi4pTD4f9Od7aTVtFC7ox0tS0S2EEf4CuK9%2BSdqE%3D>)
### Histogram

#### System.Collections.Concurrent.Count&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 5.304789319704768 < 6.002903187810401.
IsChangePoint: Marked as a change because one of 5/9/2022 6:32:22 AM, 6/20/2022 7:45:04 PM, 6/23/2022 3:07:42 AM falls between 6/14/2022 10:05:19 AM and 6/23/2022 3:07:42 AM.
IsImprovementStdDev: Marked as improvement because 32.728753937301796 (T) = (0 -5313.859730358672) / Math.Sqrt((136100.71104851848 / (299)) + (785.9290775884983 / (9))) is greater than 1.9677467375895035 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (9) - 2, .975) and 0.12545958699579263 = (6076.174012478835 - 5313.859730358672) / 6076.174012478835 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 | arm64
-- | --
OS | Windows 10.0.19041
Baseline | [edd359716c2096274e656d26ed8945d99afc2da5](https://github.com/dotnet/runtime/commit/edd359716c2096274e656d26ed8945d99afc2da5)
Compare | [f1358d0002066ba2dd1e50a71e340af7401359f9](https://github.com/dotnet/runtime/commit/f1358d0002066ba2dd1e50a71e340af7401359f9)
Diff | [Diff](https://github.com/dotnet/runtime/compare/edd359716c2096274e656d26ed8945d99afc2da5...f1358d0002066ba2dd1e50a71e340af7401359f9)


### Improvements in System.Collections.Concurrent.IsEmpty&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_arm64_Windows 10.0.19041/System.Collections.Concurrent.IsEmpty(Int32).Dictionary(Size%3a%200).html>) | 222.48 ns | 200.25 ns | 0.90 | 0.13 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Collections.Concurrent.IsEmpty(Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Collections.Concurrent.IsEmpty(Int32).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.Concurrent.IsEmpty&lt;Int32&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3bdcffdb-082f-4540-8be6-6a162bedc68b78e487edd264587b3/41004275-7fa9-476d-9cb7-463cb5f83799.zip?sv=2019-07-07&se=2022-07-20T16%3A00%3A56Z&sr=c&sp=rl&sig=Aci1kbYsNqOHydD94d1Jdtbj%2BaAGsn8pKlM1GWdfcjA%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-bc1b49c4-32e9-4184-9cf0-95d4e5cd33db7561f31c81443efa1/2d7c9806-d750-4d5c-8a5e-da31b7e27b07.zip?sv=2019-07-07&se=2022-07-21T07%3A02%3A20Z&sr=c&sp=rl&sig=A5ZTi4pTD4f9Od7aTVtFC7ox0tS0S2EEf4CuK9%2BSdqE%3D>)
### Histogram

#### System.Collections.Concurrent.IsEmpty&lt;Int32&gt;.Dictionary(Size: 0)

```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 200.25024268821224 < 211.34078634503.
IsChangePoint: Marked as a change because one of 5/9/2022 6:32:22 AM, 6/20/2022 7:45:04 PM, 6/23/2022 3:07:42 AM falls between 6/14/2022 10:05:19 AM and 6/23/2022 3:07:42 AM.
IsImprovementStdDev: Marked as improvement because 16.773845182643285 (T) = (0 -191.74595221953305) / Math.Sqrt((131.9194255848571 / (299)) + (14.949009740538829 / (9))) is greater than 1.9677467375895035 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (9) - 2, .975) and 0.1125596975274652 = (216.066310810205 - 191.74595221953305) / 216.066310810205 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 | arm64
-- | --
OS | Windows 10.0.19041
Baseline | [edd359716c2096274e656d26ed8945d99afc2da5](https://github.com/dotnet/runtime/commit/edd359716c2096274e656d26ed8945d99afc2da5)
Compare | [f1358d0002066ba2dd1e50a71e340af7401359f9](https://github.com/dotnet/runtime/commit/f1358d0002066ba2dd1e50a71e340af7401359f9)
Diff | [Diff](https://github.com/dotnet/runtime/compare/edd359716c2096274e656d26ed8945d99afc2da5...f1358d0002066ba2dd1e50a71e340af7401359f9)


### Improvements in System.Threading.Tests.Perf_Monitor

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[EnterExit - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Threading.Tests.Perf_Monitor.EnterExit.html>) | 20.75 ns | 16.76 ns | 0.81 | 0.16 | False | | |
[TryEnterExit - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Threading.Tests.Perf_Monitor.TryEnterExit.html>) | 20.31 ns | 17.91 ns | 0.88 | 0.15 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Threading.Tests.Perf_Monitor_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Threading.Tests.Perf_Monitor_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Threading.Tests.Perf_Monitor.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Threading.Tests.Perf_Monitor*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3bdcffdb-082f-4540-8be6-6a162bedc68b78e487edd264587b3/41004275-7fa9-476d-9cb7-463cb5f83799.zip?sv=2019-07-07&se=2022-07-20T16%3A00%3A56Z&sr=c&sp=rl&sig=Aci1kbYsNqOHydD94d1Jdtbj%2BaAGsn8pKlM1GWdfcjA%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-bc1b49c4-32e9-4184-9cf0-95d4e5cd33db7561f31c81443efa1/2d7c9806-d750-4d5c-8a5e-da31b7e27b07.zip?sv=2019-07-07&se=2022-07-21T07%3A02%3A20Z&sr=c&sp=rl&sig=A5ZTi4pTD4f9Od7aTVtFC7ox0tS0S2EEf4CuK9%2BSdqE%3D>)
### Histogram

#### System.Threading.Tests.Perf_Monitor.EnterExit

```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 16.760306558685247 < 19.495672271432344.
IsChangePoint: Marked as a change because one of 5/9/2022 6:32:22 AM, 6/20/2022 7:45:04 PM, 6/23/2022 3:07:42 AM falls between 6/14/2022 10:05:19 AM and 6/23/2022 3:07:42 AM.
IsImprovementStdDev: Marked as improvement because 7.395699374678549 (T) = (0 -16.508796736042317) / Math.Sqrt((5.674964113974708 / (299)) + (0.0704885437044487 / (9))) is greater than 1.9677467375895035 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (9) - 2, .975) and 0.06834144924142514 = (17.71979307504936 - 16.508796736042317) / 17.71979307504936 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Threading.Tests.Perf_Monitor.TryEnterExit

```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 17.90712668455086 < 19.44547159974513.
IsChangePoint: Marked as a change because one of 5/9/2022 6:32:22 AM, 6/20/2022 7:45:04 PM, 6/23/2022 3:07:42 AM falls between 6/14/2022 10:05:19 AM and 6/23/2022 3:07:42 AM.
IsImprovementStdDev: Marked as improvement because 6.991555777940782 (T) = (0 -18.138210668040113) / Math.Sqrt((2.3417678064032055 / (299)) + (0.22237246393502152 / (9))) is greater than 1.9677467375895035 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (9) - 2, .975) and 0.06501214126624104 = (19.399407702046997 - 18.138210668040113) / 19.399407702046997 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 | arm64
-- | --
OS | Windows 10.0.19041
Baseline | [edd359716c2096274e656d26ed8945d99afc2da5](https://github.com/dotnet/runtime/commit/edd359716c2096274e656d26ed8945d99afc2da5)
Compare | [f1358d0002066ba2dd1e50a71e340af7401359f9](https://github.com/dotnet/runtime/commit/f1358d0002066ba2dd1e50a71e340af7401359f9)
Diff | [Diff](https://github.com/dotnet/runtime/compare/edd359716c2096274e656d26ed8945d99afc2da5...f1358d0002066ba2dd1e50a71e340af7401359f9)


### Improvements in System.Threading.Channels.Tests.SpscUnboundedChannelPerfTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ReadAsyncThenWriteAsync - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Threading.Channels.Tests.SpscUnboundedChannelPerfTests.ReadAsyncThenWriteAsync.html>) | 171.95 ns | 158.43 ns | 0.92 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Threading.Channels.Tests.SpscUnboundedChannelPerfTests_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Threading.Channels.Tests.SpscUnboundedChannelPerfTests.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Threading.Channels.Tests.SpscUnboundedChannelPerfTests*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3bdcffdb-082f-4540-8be6-6a162bedc68b78e487edd264587b3/41004275-7fa9-476d-9cb7-463cb5f83799.zip?sv=2019-07-07&se=2022-07-20T16%3A00%3A56Z&sr=c&sp=rl&sig=Aci1kbYsNqOHydD94d1Jdtbj%2BaAGsn8pKlM1GWdfcjA%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-bc1b49c4-32e9-4184-9cf0-95d4e5cd33db7561f31c81443efa1/2d7c9806-d750-4d5c-8a5e-da31b7e27b07.zip?sv=2019-07-07&se=2022-07-21T07%3A02%3A20Z&sr=c&sp=rl&sig=A5ZTi4pTD4f9Od7aTVtFC7ox0tS0S2EEf4CuK9%2BSdqE%3D>)
### Histogram

#### System.Threading.Channels.Tests.SpscUnboundedChannelPerfTests.ReadAsyncThenWriteAsync

```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 158.43095644670763 < 163.6855228375567.
IsChangePoint: Marked as a change because one of 3/2/2022 12:52:37 PM, 3/3/2022 4:26:18 PM, 5/9/2022 6:32:22 AM, 5/17/2022 8:30:53 PM, 6/20/2022 7:45:04 PM, 6/23/2022 3:07:42 AM falls between 6/14/2022 10:05:19 AM and 6/23/2022 3:07:42 AM.
IsImprovementStdDev: Marked as improvement because 37.73376070463399 (T) = (0 -158.16060441067188) / Math.Sqrt((18.247246979710322 / (299)) + (0.44388479719317075 / (8))) is greater than 1.967772354556772 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (8) - 2, .975) and 0.07530403831418182 = (171.04065656600082 - 158.16060441067188) / 171.04065656600082 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 | arm64
-- | --
OS | Windows 10.0.19041
Baseline | [edd359716c2096274e656d26ed8945d99afc2da5](https://github.com/dotnet/runtime/commit/edd359716c2096274e656d26ed8945d99afc2da5)
Compare | [f1358d0002066ba2dd1e50a71e340af7401359f9](https://github.com/dotnet/runtime/commit/f1358d0002066ba2dd1e50a71e340af7401359f9)
Diff | [Diff](https://github.com/dotnet/runtime/compare/edd359716c2096274e656d26ed8945d99afc2da5...f1358d0002066ba2dd1e50a71e340af7401359f9)


### Improvements in System.Collections.TryAddGiventSize&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ConcurrentDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Collections.TryAddGiventSize(Int32).ConcurrentDictionary(Count%3a%20512).html>) | 46.98 μs | 42.61 μs | 0.91 | 0.07 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Collections.TryAddGiventSize(Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Collections.TryAddGiventSize(Int32).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.TryAddGiventSize&lt;Int32&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3bdcffdb-082f-4540-8be6-6a162bedc68b78e487edd264587b3/41004275-7fa9-476d-9cb7-463cb5f83799.zip?sv=2019-07-07&se=2022-07-20T16%3A00%3A56Z&sr=c&sp=rl&sig=Aci1kbYsNqOHydD94d1Jdtbj%2BaAGsn8pKlM1GWdfcjA%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-bc1b49c4-32e9-4184-9cf0-95d4e5cd33db7561f31c81443efa1/2d7c9806-d750-4d5c-8a5e-da31b7e27b07.zip?sv=2019-07-07&se=2022-07-21T07%3A02%3A20Z&sr=c&sp=rl&sig=A5ZTi4pTD4f9Od7aTVtFC7ox0tS0S2EEf4CuK9%2BSdqE%3D>)
### Histogram

#### System.Collections.TryAddGiventSize&lt;Int32&gt;.ConcurrentDictionary(Count: 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 42.612632113821135 < 44.4831964421969.
IsChangePoint: Marked as a change because one of 5/24/2022 3:42:52 PM, 6/20/2022 7:45:04 PM, 6/23/2022 3:07:42 AM falls between 6/14/2022 10:05:19 AM and 6/23/2022 3:07:42 AM.
IsImprovementStdDev: Marked as improvement because 43.9851234793821 (T) = (0 -42828.569538676165) / Math.Sqrt((1623612.826327167 / (299)) + (90195.27470199084 / (9))) is greater than 1.9677467375895035 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (9) - 2, .975) and 0.11320961858487187 = (48296.15931369363 - 42828.569538676165) / 48296.15931369363 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 | arm64
-- | --
OS | Windows 10.0.19041
Baseline | [edd359716c2096274e656d26ed8945d99afc2da5](https://github.com/dotnet/runtime/commit/edd359716c2096274e656d26ed8945d99afc2da5)
Compare | [f1358d0002066ba2dd1e50a71e340af7401359f9](https://github.com/dotnet/runtime/commit/f1358d0002066ba2dd1e50a71e340af7401359f9)
Diff | [Diff](https://github.com/dotnet/runtime/compare/edd359716c2096274e656d26ed8945d99afc2da5...f1358d0002066ba2dd1e50a71e340af7401359f9)


### Improvements 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
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ConcurrentDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Collections.AddGivenSize(Int32).ConcurrentDictionary(Size%3a%20512).html>) | 47.02 μs | 42.34 μs | 0.90 | 0.08 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Collections.AddGivenSize(Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/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;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3bdcffdb-082f-4540-8be6-6a162bedc68b78e487edd264587b3/41004275-7fa9-476d-9cb7-463cb5f83799.zip?sv=2019-07-07&se=2022-07-20T16%3A00%3A56Z&sr=c&sp=rl&sig=Aci1kbYsNqOHydD94d1Jdtbj%2BaAGsn8pKlM1GWdfcjA%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-bc1b49c4-32e9-4184-9cf0-95d4e5cd33db7561f31c81443efa1/2d7c9806-d750-4d5c-8a5e-da31b7e27b07.zip?sv=2019-07-07&se=2022-07-21T07%3A02%3A20Z&sr=c&sp=rl&sig=A5ZTi4pTD4f9Od7aTVtFC7ox0tS0S2EEf4CuK9%2BSdqE%3D>)
### Histogram

#### System.Collections.AddGivenSize&lt;Int32&gt;.ConcurrentDictionary(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 42.34278681120144 < 44.55456009465445.
IsChangePoint: Marked as a change because one of 5/24/2022 3:42:52 PM, 6/20/2022 7:45:04 PM, 6/23/2022 3:07:42 AM falls between 6/14/2022 10:05:19 AM and 6/23/2022 3:07:42 AM.
IsImprovementStdDev: Marked as improvement because 44.85444571138707 (T) = (0 -42795.054581270735) / Math.Sqrt((2146410.5788125084 / (299)) + (77922.62952356105 / (9))) is greater than 1.9677467375895035 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (9) - 2, .975) and 0.11652960262595423 = (48439.71536394565 - 42795.054581270735) / 48439.71536394565 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 | arm64
-- | --
OS | Windows 10.0.19041
Baseline | [edd359716c2096274e656d26ed8945d99afc2da5](https://github.com/dotnet/runtime/commit/edd359716c2096274e656d26ed8945d99afc2da5)
Compare | [f1358d0002066ba2dd1e50a71e340af7401359f9](https://github.com/dotnet/runtime/commit/f1358d0002066ba2dd1e50a71e340af7401359f9)
Diff | [Diff](https://github.com/dotnet/runtime/compare/edd359716c2096274e656d26ed8945d99afc2da5...f1358d0002066ba2dd1e50a71e340af7401359f9)


### Improvements in System.Collections.Concurrent.AddRemoveFromSameThreads&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ConcurrentBag - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Collections.Concurrent.AddRemoveFromSameThreads(String).ConcurrentBag(Size%3a%202000000).html>) | 406.61 ms | 342.66 ms | 0.84 | 0.07 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Collections.Concurrent.AddRemoveFromSameThreads(String)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Collections.Concurrent.AddRemoveFromSameThreads(String).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.Concurrent.AddRemoveFromSameThreads&lt;String&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3bdcffdb-082f-4540-8be6-6a162bedc68b78e487edd264587b3/41004275-7fa9-476d-9cb7-463cb5f83799.zip?sv=2019-07-07&se=2022-07-20T16%3A00%3A56Z&sr=c&sp=rl&sig=Aci1kbYsNqOHydD94d1Jdtbj%2BaAGsn8pKlM1GWdfcjA%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-bc1b49c4-32e9-4184-9cf0-95d4e5cd33db7561f31c81443efa1/2d7c9806-d750-4d5c-8a5e-da31b7e27b07.zip?sv=2019-07-07&se=2022-07-21T07%3A02%3A20Z&sr=c&sp=rl&sig=A5ZTi4pTD4f9Od7aTVtFC7ox0tS0S2EEf4CuK9%2BSdqE%3D>)
### Histogram

#### System.Collections.Concurrent.AddRemoveFromSameThreads&lt;String&gt;.ConcurrentBag(Size: 2000000)

```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 342.66435384615386 < 385.54383017857145.
IsChangePoint: Marked as a change because one of 5/9/2022 6:32:22 AM, 6/10/2022 9:37:39 PM, 6/20/2022 7:45:04 PM, 6/23/2022 3:07:42 AM falls between 6/14/2022 10:05:19 AM and 6/23/2022 3:07:42 AM.
IsImprovementStdDev: Marked as improvement because 12.265315335208735 (T) = (0 -345534667.44505495) / Math.Sqrt((328603977747352.06 / (299)) + (15553844169820.121 / (8))) is greater than 1.967772354556772 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (8) - 2, .975) and 0.05831254705835078 = (366931370.23932046 - 345534667.44505495) / 366931370.23932046 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 | arm64
-- | --
OS | Windows 10.0.19041
Baseline | [edd359716c2096274e656d26ed8945d99afc2da5](https://github.com/dotnet/runtime/commit/edd359716c2096274e656d26ed8945d99afc2da5)
Compare | [f1358d0002066ba2dd1e50a71e340af7401359f9](https://github.com/dotnet/runtime/commit/f1358d0002066ba2dd1e50a71e340af7401359f9)
Diff | [Diff](https://github.com/dotnet/runtime/compare/edd359716c2096274e656d26ed8945d99afc2da5...f1358d0002066ba2dd1e50a71e340af7401359f9)


### Improvements in System.Threading.Channels.Tests.BoundedChannelPerfTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[TryWriteThenTryRead - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Threading.Channels.Tests.BoundedChannelPerfTests.TryWriteThenTryRead.html>) | 62.46 ns | 54.02 ns | 0.86 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Threading.Channels.Tests.BoundedChannelPerfTests_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Threading.Channels.Tests.BoundedChannelPerfTests.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Threading.Channels.Tests.BoundedChannelPerfTests*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3bdcffdb-082f-4540-8be6-6a162bedc68b78e487edd264587b3/41004275-7fa9-476d-9cb7-463cb5f83799.zip?sv=2019-07-07&se=2022-07-20T16%3A00%3A56Z&sr=c&sp=rl&sig=Aci1kbYsNqOHydD94d1Jdtbj%2BaAGsn8pKlM1GWdfcjA%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-bc1b49c4-32e9-4184-9cf0-95d4e5cd33db7561f31c81443efa1/2d7c9806-d750-4d5c-8a5e-da31b7e27b07.zip?sv=2019-07-07&se=2022-07-21T07%3A02%3A20Z&sr=c&sp=rl&sig=A5ZTi4pTD4f9Od7aTVtFC7ox0tS0S2EEf4CuK9%2BSdqE%3D>)
### Histogram

#### System.Threading.Channels.Tests.BoundedChannelPerfTests.TryWriteThenTryRead

```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 54.02103447801348 < 59.154545501704604.
IsChangePoint: Marked as a change because one of 5/9/2022 6:32:22 AM, 6/20/2022 7:45:04 PM, 6/23/2022 3:07:42 AM falls between 6/14/2022 10:05:19 AM and 6/23/2022 3:07:42 AM.
IsImprovementStdDev: Marked as improvement because 29.7421925471956 (T) = (0 -54.22496255137564) / Math.Sqrt((4.830696011443776 / (299)) + (0.03821795123380951 / (8))) is greater than 1.967772354556772 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (8) - 2, .975) and 0.0735238178339055 = (58.52817762092715 - 54.22496255137564) / 58.52817762092715 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 | arm64
-- | --
OS | Windows 10.0.19041
Baseline | [edd359716c2096274e656d26ed8945d99afc2da5](https://github.com/dotnet/runtime/commit/edd359716c2096274e656d26ed8945d99afc2da5)
Compare | [f1358d0002066ba2dd1e50a71e340af7401359f9](https://github.com/dotnet/runtime/commit/f1358d0002066ba2dd1e50a71e340af7401359f9)
Diff | [Diff](https://github.com/dotnet/runtime/compare/edd359716c2096274e656d26ed8945d99afc2da5...f1358d0002066ba2dd1e50a71e340af7401359f9)


### Improvements in System.Collections.Concurrent.IsEmpty&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_arm64_Windows 10.0.19041/System.Collections.Concurrent.IsEmpty(String).Dictionary(Size%3a%200).html>) | 222.69 ns | 190.33 ns | 0.85 | 0.14 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Collections.Concurrent.IsEmpty(String)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_23_2022/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Collections.Concurrent.IsEmpty(String).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.Concurrent.IsEmpty&lt;String&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3bdcffdb-082f-4540-8be6-6a162bedc68b78e487edd264587b3/41004275-7fa9-476d-9cb7-463cb5f83799.zip?sv=2019-07-07&se=2022-07-20T16%3A00%3A56Z&sr=c&sp=rl&sig=Aci1kbYsNqOHydD94d1Jdtbj%2BaAGsn8pKlM1GWdfcjA%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-bc1b49c4-32e9-4184-9cf0-95d4e5cd33db7561f31c81443efa1/2d7c9806-d750-4d5c-8a5e-da31b7e27b07.zip?sv=2019-07-07&se=2022-07-21T07%3A02%3A20Z&sr=c&sp=rl&sig=A5ZTi4pTD4f9Od7aTVtFC7ox0tS0S2EEf4CuK9%2BSdqE%3D>)
### Histogram

#### System.Collections.Concurrent.IsEmpty&lt;String&gt;.Dictionary(Size: 0)

```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 190.3286574863717 < 212.16515696751833.
IsChangePoint: Marked as a change because one of 3/22/2022 12:26:23 PM, 6/20/2022 7:45:04 PM, 6/23/2022 3:07:42 AM falls between 6/14/2022 10:05:19 AM and 6/23/2022 3:07:42 AM.
IsImprovementStdDev: Marked as improvement because 35.411788732495836 (T) = (0 -190.18854247160007) / Math.Sqrt((118.05794164207953 / (231)) + (0.8998493411590259 / (9))) is greater than 1.9699815295298084 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (231) + (9) - 2, .975) and 0.1270548353934216 = (217.86997646904297 - 190.18854247160007) / 217.86997646904297 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	arm64
OS	Windows 10.0.19041
Baseline	edd359716c2096274e656d26ed8945d99afc2da5
Compare	f1358d0002066ba2dd1e50a71e340af7401359f9
Diff	Diff

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
Parse_SequentialAsync - Duration of single invocation	766.46 ns	722.87 ns	0.94	0.10	False
Parse_SequentialAsync - Duration of single invocation	768.88 ns	722.58 ns	0.94	0.12	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
EnterExit - Duration of single invocation	20.75 ns	16.76 ns	0.81	0.16	False
TryEnterExit - Duration of single invocation	20.31 ns	17.91 ns	0.88	0.15	False

[Perf] Changes at 6/20/2022 11:14:52 PM #6347

Description

Run Information

Improvements in Microsoft.AspNetCore.Server.Kestrel.Performance.PipeThroughputBenchmark

Repro

Payloads

Histogram

Microsoft.AspNetCore.Server.Kestrel.Performance.PipeThroughputBenchmark.Parse_SequentialAsync(Length: 128, Chunks: 16)

Description of detection logic

Description of detection logic

Docs

Improvements in System.Threading.Tests.Perf_SemaphoreSlim

Repro

Payloads

Histogram

System.Threading.Tests.Perf_SemaphoreSlim.ReleaseWaitAsync

Description of detection logic

Docs

Run Information

Improvements in System.Collections.Concurrent.Count<Int32>

Repro

Payloads

Histogram

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

Description of detection logic

Docs

Run Information

Improvements in System.Collections.Concurrent.IsEmpty<Int32>

Repro

Payloads

Histogram

System.Collections.Concurrent.IsEmpty<Int32>.Dictionary(Size: 0)

Description of detection logic

Docs

Run Information

Improvements in System.Threading.Tests.Perf_Monitor

Repro

Payloads

Histogram

System.Threading.Tests.Perf_Monitor.EnterExit

Description of detection logic

Description of detection logic

Docs

Run Information

Improvements in System.Threading.Channels.Tests.SpscUnboundedChannelPerfTests

Repro

Payloads

Histogram

System.Threading.Channels.Tests.SpscUnboundedChannelPerfTests.ReadAsyncThenWriteAsync

Description of detection logic

Docs

Run Information

Improvements in System.Collections.TryAddGiventSize<Int32>

Repro

Payloads

Histogram

System.Collections.TryAddGiventSize<Int32>.ConcurrentDictionary(Count: 512)

Description of detection logic

Docs

Run Information

Improvements in System.Collections.AddGivenSize<Int32>

Repro

Payloads

Histogram

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

Description of detection logic

Docs

Run Information

Improvements in System.Collections.Concurrent.AddRemoveFromSameThreads<String>

Repro

Payloads

Histogram

System.Collections.Concurrent.AddRemoveFromSameThreads<String>.ConcurrentBag(Size: 2000000)

Description of detection logic

Docs

Run Information

Improvements in System.Threading.Channels.Tests.BoundedChannelPerfTests

Repro

Payloads

Histogram