[Perf] Changes at 7/7/2022 7:47:15 PM

### Run Information

Architecture | arm64
-- | --
OS | ubuntu 20.04
Baseline | [7331be595b9e42299ca75f3186815157147358dc](https://github.com/dotnet/runtime/commit/7331be595b9e42299ca75f3186815157147358dc)
Compare | [8cd9d63693d75a526ddd72b372ffc12cc2ab3735](https://github.com/dotnet/runtime/commit/8cd9d63693d75a526ddd72b372ffc12cc2ab3735)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7331be595b9e42299ca75f3186815157147358dc...8cd9d63693d75a526ddd72b372ffc12cc2ab3735)


### Improvements in System.Threading.Tests.Perf_EventWaitHandle

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Set_Reset - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/System.Threading.Tests.Perf_EventWaitHandle.Set_Reset.html>) | 611.89 ns | 515.86 ns | 0.84 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_14_2022/refs/heads/main_arm64_ubuntu%2020.04_Improvement/System.Threading.Tests.Perf_EventWaitHandle_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_14_2022/refs/heads/main_arm64_ubuntu%2020.04_Improvement/System.Threading.Tests.Perf_EventWaitHandle.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_EventWaitHandle*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-5df70e32-8219-4687-a7fb-e0a6a106a122c1dbbd2e54645e582/3672bc5d-822f-4e0b-9e3b-af09a5a0582e.zip?sv=2021-06-08&se=2022-08-06T09%3A46%3A31Z&sr=c&sp=rl&sig=ZDuF66FiP%2BFxTsnPQQ7VNr1hSxEEuQrrd6P13Wf5Itk%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-62279fab-db4d-46ac-b5f7-a4c0b69a609eed8661deaae448b88/0c9c6dd4-f045-4202-89e5-aa37a990c6d2.zip?sv=2021-06-08&se=2022-08-07T01%3A29%3A33Z&sr=c&sp=rl&sig=kJ0ZveVmN6DvCrG7p8t2RbQzOSAkcXzPRnr4wH1IgmE%3D>)
### Histogram

#### System.Threading.Tests.Perf_EventWaitHandle.Set_Reset

```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 515.8583895096629 < 557.6802727613956.
IsChangePoint: Marked as a change because one of 7/7/2022 2:16:02 PM, 7/14/2022 8:56:55 AM falls between 7/5/2022 7:51:46 PM and 7/14/2022 8:56:55 AM.
IsImprovementStdDev: Marked as improvement because 34.03815733263465 (T) = (0 -521.3867325620705) / Math.Sqrt((117.74803472104533 / (290)) + (158.93062200154728 / (29))) is greater than 1.9674756580274855 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (290) + (29) - 2, .975) and 0.13673368649381062 = (603.969741903212 - 521.3867325620705) / 603.969741903212 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 | ubuntu 20.04
Baseline | [7331be595b9e42299ca75f3186815157147358dc](https://github.com/dotnet/runtime/commit/7331be595b9e42299ca75f3186815157147358dc)
Compare | [8cd9d63693d75a526ddd72b372ffc12cc2ab3735](https://github.com/dotnet/runtime/commit/8cd9d63693d75a526ddd72b372ffc12cc2ab3735)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7331be595b9e42299ca75f3186815157147358dc...8cd9d63693d75a526ddd72b372ffc12cc2ab3735)


### 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_ubuntu 20.04/System.Collections.Concurrent.IsEmpty(Int32).Dictionary(Size%3a%200).html>) | 2.34 μs | 2.13 μs | 0.91 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_14_2022/refs/heads/main_arm64_ubuntu%2020.04_Improvement/System.Collections.Concurrent.IsEmpty(Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_14_2022/refs/heads/main_arm64_ubuntu%2020.04_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-5df70e32-8219-4687-a7fb-e0a6a106a122c1dbbd2e54645e582/3672bc5d-822f-4e0b-9e3b-af09a5a0582e.zip?sv=2021-06-08&se=2022-08-06T09%3A46%3A31Z&sr=c&sp=rl&sig=ZDuF66FiP%2BFxTsnPQQ7VNr1hSxEEuQrrd6P13Wf5Itk%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-62279fab-db4d-46ac-b5f7-a4c0b69a609eed8661deaae448b88/0c9c6dd4-f045-4202-89e5-aa37a990c6d2.zip?sv=2021-06-08&se=2022-08-07T01%3A29%3A33Z&sr=c&sp=rl&sig=kJ0ZveVmN6DvCrG7p8t2RbQzOSAkcXzPRnr4wH1IgmE%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 2.127121052340989 < 2.2169065537700874.
IsChangePoint: Marked as a change because one of 7/7/2022 2:16:02 PM, 7/14/2022 8:56:55 AM falls between 7/5/2022 7:51:46 PM and 7/14/2022 8:56:55 AM.
IsImprovementStdDev: Marked as improvement because 35.60479630520476 (T) = (0 -2134.1744282231152) / Math.Sqrt((1217.334514074949 / (290)) + (167.50131274368965 / (29))) is greater than 1.9674756580274855 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (290) + (29) - 2, .975) and 0.050050164822189894 = (2246.618030965439 - 2134.1744282231152) / 2246.618030965439 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 | ubuntu 20.04
Baseline | [7331be595b9e42299ca75f3186815157147358dc](https://github.com/dotnet/runtime/commit/7331be595b9e42299ca75f3186815157147358dc)
Compare | [8cd9d63693d75a526ddd72b372ffc12cc2ab3735](https://github.com/dotnet/runtime/commit/8cd9d63693d75a526ddd72b372ffc12cc2ab3735)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7331be595b9e42299ca75f3186815157147358dc...8cd9d63693d75a526ddd72b372ffc12cc2ab3735)


### Improvements in System.Threading.Channels.Tests.UnboundedChannelPerfTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[PingPong - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/System.Threading.Channels.Tests.UnboundedChannelPerfTests.PingPong.html>) | 28.01 ms | 24.57 ms | 0.88 | 0.43 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_14_2022/refs/heads/main_arm64_ubuntu%2020.04_Improvement/System.Threading.Channels.Tests.UnboundedChannelPerfTests_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_14_2022/refs/heads/main_arm64_ubuntu%2020.04_Improvement/System.Threading.Channels.Tests.UnboundedChannelPerfTests.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.UnboundedChannelPerfTests*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-5df70e32-8219-4687-a7fb-e0a6a106a122c1dbbd2e54645e582/3672bc5d-822f-4e0b-9e3b-af09a5a0582e.zip?sv=2021-06-08&se=2022-08-06T09%3A46%3A31Z&sr=c&sp=rl&sig=ZDuF66FiP%2BFxTsnPQQ7VNr1hSxEEuQrrd6P13Wf5Itk%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-62279fab-db4d-46ac-b5f7-a4c0b69a609eed8661deaae448b88/0c9c6dd4-f045-4202-89e5-aa37a990c6d2.zip?sv=2021-06-08&se=2022-08-07T01%3A29%3A33Z&sr=c&sp=rl&sig=kJ0ZveVmN6DvCrG7p8t2RbQzOSAkcXzPRnr4wH1IgmE%3D>)
### Histogram

#### System.Threading.Channels.Tests.UnboundedChannelPerfTests.PingPong

```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 24.5720096 < 25.830841193717944.
IsChangePoint: Marked as a change because one of 6/7/2022 9:37:06 AM, 7/7/2022 2:16:02 PM, 7/14/2022 8:56:55 AM falls between 7/5/2022 7:51:46 PM and 7/14/2022 8:56:55 AM.
IsImprovementStdDev: Marked as improvement because 20.534767339155977 (T) = (0 -23446263.939113583) / Math.Sqrt((7765249604934.487 / (290)) + (1509947576197.7573 / (29))) is greater than 1.9674756580274855 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (290) + (29) - 2, .975) and 0.19738254089073007 = (29212252.578125842 - 23446263.939113583) / 29212252.578125842 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>




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[Perf] Changes at 7/7/2022 7:47:15 PM #6770

Run Information

Improvements in System.Threading.Tests.Perf_EventWaitHandle

Repro

Payloads

Histogram

System.Threading.Tests.Perf_EventWaitHandle.Set_Reset

Description of detection logic

Docs

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.Channels.Tests.UnboundedChannelPerfTests

Repro

Payloads

Histogram

System.Threading.Channels.Tests.UnboundedChannelPerfTests.PingPong

Description of detection logic

Docs

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Architecture	arm64
OS	ubuntu 20.04
Baseline	7331be595b9e42299ca75f3186815157147358dc
Compare	8cd9d63693d75a526ddd72b372ffc12cc2ab3735
Diff	Diff

[Perf] Changes at 7/7/2022 7:47:15 PM #6770

Description

Run Information

Improvements in System.Threading.Tests.Perf_EventWaitHandle

Repro

Payloads

Histogram

System.Threading.Tests.Perf_EventWaitHandle.Set_Reset

Description of detection logic

Docs

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.Channels.Tests.UnboundedChannelPerfTests

Repro

Payloads

Histogram

System.Threading.Channels.Tests.UnboundedChannelPerfTests.PingPong

Description of detection logic

Docs

Metadata

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Issue actions