[Perf] Windows/x64: 13 Improvements on 7/23/2023 2:51:47 PM

### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.19042
Queue | OwlWindows
Baseline | [d40ca00ca2fb5411ff159b2e84b800e8dfbd681e](https://github.com/dotnet/runtime/commit/d40ca00ca2fb5411ff159b2e84b800e8dfbd681e)
Compare | [65536eb2f01ebb85a54e792a2b974fe76af7e230](https://github.com/dotnet/runtime/commit/65536eb2f01ebb85a54e792a2b974fe76af7e230)
Diff | [Diff](https://github.com/dotnet/runtime/compare/d40ca00ca2fb5411ff159b2e84b800e8dfbd681e...65536eb2f01ebb85a54e792a2b974fe76af7e230)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Collections.ContainsTrue&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ImmutableArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/System.Collections.ContainsTrue(Int32).ImmutableArray(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Contains/ContainsTrue.cs#L198-#L207>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 17.78 μs | 13.93 μs | 0.78 | 0.07 | False | | |
|<ul><li>[Queue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/System.Collections.ContainsTrue(Int32).Queue(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Contains/ContainsTrue.cs#L144-#L153>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 16.69 μs | 13.02 μs | 0.78 | 0.18 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/System.Collections.ContainsTrue%28Int32%29_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/System.Collections.ContainsTrue%28Int32%29_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/System.Collections.ContainsTrue%28Int32%29.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.ContainsTrue&lt;Int32&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77cfbb01-fce7-471d-88c5-58a6a774bb79622c6e4fced424cb9/1e7cd48e-f4c0-4eb7-825c-46074756ebaa.zip?sv=2021-08-06&se=2023-08-22T05%3A00%3A51Z&sr=c&sp=rl&sig=B%2Bg3WZyIsArhOBfpG1RofdFReUSu3CF6i2i6xsYCYpM%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-69eb243f-9c56-4417-a585-f44c6958a8503af1dc74ee24c1f9b/3e1717d4-4969-4e8a-8fd4-9a4004026bad.zip?sv=2021-08-06&se=2023-08-22T21%3A34%3A38Z&sr=c&sp=rl&sig=SA0bWC1OtMqXxSIAPYkWu7oyPfL%2BLXrilBw8nr6P%2F54%3D>)
### System.Collections.ContainsTrue&lt;Int32&gt;.ImmutableArray(Size: 512)

#### ETL Files

#### Histogram

#### 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 13.926358534046983 < 16.895757058597457.
IsChangePoint: Marked as a change because one of 5/26/2023 6:22:05 AM, 6/9/2023 2:21:24 AM, 6/13/2023 11:57:38 AM, 6/26/2023 10:42:28 PM, 7/14/2023 2:26:40 PM, 7/23/2023 4:13:29 AM, 7/27/2023 9:58:25 PM falls between 7/18/2023 9:38:16 PM and 7/27/2023 9:58:25 PM.
IsImprovementStdDev: Marked as improvement because 13.250719592916491 (T) = (0 -13913.871853855888) / Math.Sqrt((3824629.730084603 / (299)) + (1227.5601673763833 / (14))) is greater than 1.9676211333067681 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (14) - 2, .975) and 0.09753578568802929 = (15417.643861328816 - 13913.871853855888) / 15417.643861328816 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms

### System.Collections.ContainsTrue&lt;Int32&gt;.Queue(Size: 512)

#### ETL Files

#### Histogram

#### 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 13.02044620572855 < 15.965795082085254.
IsChangePoint: Marked as a change because one of 5/26/2023 6:22:05 AM, 6/2/2023 6:53:36 PM, 6/14/2023 4:56:58 PM, 6/27/2023 10:31:09 PM, 7/12/2023 2:12:47 AM, 7/23/2023 4:13:29 AM, 7/27/2023 9:58:25 PM falls between 7/18/2023 9:38:16 PM and 7/27/2023 9:58:25 PM.
IsImprovementStdDev: Marked as improvement because 13.518558055440625 (T) = (0 -12823.361044844341) / Math.Sqrt((3398616.8340120437 / (299)) + (41642.88185589672 / (15))) is greater than 1.9675964973877862 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (15) - 2, .975) and 0.11140396011249862 = (14431.035554094764 - 12823.361044844341) / 14431.035554094764 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### 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

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.19042
Queue | OwlWindows
Baseline | [d40ca00ca2fb5411ff159b2e84b800e8dfbd681e](https://github.com/dotnet/runtime/commit/d40ca00ca2fb5411ff159b2e84b800e8dfbd681e)
Compare | [65536eb2f01ebb85a54e792a2b974fe76af7e230](https://github.com/dotnet/runtime/commit/65536eb2f01ebb85a54e792a2b974fe76af7e230)
Diff | [Diff](https://github.com/dotnet/runtime/compare/d40ca00ca2fb5411ff159b2e84b800e8dfbd681e...65536eb2f01ebb85a54e792a2b974fe76af7e230)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Memory.Span&lt;Char&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[LastIndexOfAnyValues - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/System.Memory.Span(Char).LastIndexOfAnyValues(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Span.cs#L96-#L97>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACoRVbW/TMBD+3l/hb0kgzZK0K6Mjk7rxYQjGxlpAYpomt7m2Hokd2Q5tED+ec97WrCsoX5y759783J0T0ORhLilfrElE4oLTlC3sO0vCUh2tgcbqKKWMW/fOaS8psTlL4oks4db2ZGTV8oVIsysRgxFrBhLiRqM0lXrGUqOKqQaNRzv0w0HfH/bDk1nojwN/fDz0An90PAjC174/9v0mHvD4kG3wZuaPxsFgPBz8aOA0jU0G3xmPxUahS2+SxqOhF/qXoXe9SbwbkMsmM8Y1JC/Cg7eXgTdjK5Adg4TxfBtZX+c517kXnPjDGr8PpTIdDVto6BuoEXVAKpdLuoCok0CL8qb5E3TDeO2ywU5B/sKg+14lZMJUFQvNQR9JzACvrdXm/CN6MACkWopGrkFpI5wWSkPqXUEqZOFNM8rfXaypPPM+UaU/8Bi218sJL77RJAdlT9lvGJPjIHQaP9mqCl61Ev41ihiWNE/KGLVouhZSf6YpqIpe/OYJ2Lc5/5JDDmOlJeMrl5R/BldLHHLX+x/FLrHwyvrb0bCPPWG5vf+TvGNSdoYxOsAfQrEX+iUj6D/Dft9Bv9wYtU3H/T94r7OpQtSNsmuyT3/Hok6qd3/auwKK9pAC16r3h2zWqCAzpNtcKYmiivtWc24m/LbsoahqplbVMFNqqukRsistR2RPWua0J62r2kfjED+XNf3fTdMsIqZhobE+A7Pwdi1j+7K29GB1XZxXy49xYteL0Nmt90LwJVvlkmomuLpthsfcTHU+DL7AlciS8lxtxuhpTXZ4uBDYNiBnIqtPrZYpSDNd2Hu+b1ZiVmTgdGsxm3KqkXpytrN3EaPyNKUSZ5VQuXpI6dYu8aYBXPLKIfPimQO3bRC35QH9ZFI84n2S5+BD+aEGFA59JLGw2N4ptpJPsIXpCmEDx62cViHb4E3sWluRhYk8CiTsJ15/xDgHubtKBN/NWOIDgnqzARe4xjTZML0mNlEgGaioXS0u2WqmE9zF7/GdwVkq6t/y9bG5clBWicpxcf4CAAD//w==>)</li></ul> | 15.29 ns | 12.14 ns | 0.79 | 0.15 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/System.Memory.Span%28Char%29_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/System.Memory.Span%28Char%29.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Memory.Span&lt;Char&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77cfbb01-fce7-471d-88c5-58a6a774bb79622c6e4fced424cb9/1e7cd48e-f4c0-4eb7-825c-46074756ebaa.zip?sv=2021-08-06&se=2023-08-22T05%3A00%3A51Z&sr=c&sp=rl&sig=B%2Bg3WZyIsArhOBfpG1RofdFReUSu3CF6i2i6xsYCYpM%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-69eb243f-9c56-4417-a585-f44c6958a8503af1dc74ee24c1f9b/3e1717d4-4969-4e8a-8fd4-9a4004026bad.zip?sv=2021-08-06&se=2023-08-22T21%3A34%3A38Z&sr=c&sp=rl&sig=SA0bWC1OtMqXxSIAPYkWu7oyPfL%2BLXrilBw8nr6P%2F54%3D>)
### System.Memory.Span&lt;Char&gt;.LastIndexOfAnyValues(Size: 512)

#### ETL Files

#### Histogram

#### 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 12.138212927747945 < 14.12461957880728.
IsChangePoint: Marked as a change because one of 6/5/2023 10:43:22 AM, 6/13/2023 11:57:38 AM, 6/19/2023 6:37:24 PM, 6/26/2023 10:42:28 PM, 7/17/2023 10:23:26 PM, 7/23/2023 4:13:29 AM, 7/27/2023 9:58:25 PM falls between 7/18/2023 9:38:16 PM and 7/27/2023 9:58:25 PM.
IsImprovementStdDev: Marked as improvement because 10.477843174579778 (T) = (0 -12.17519336565023) / Math.Sqrt((1.7095913731656405 / (299)) + (0.027364563015938776 / (17))) is greater than 1.9675476980854363 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (17) - 2, .975) and 0.06861212603954862 = (13.072097786584683 - 12.17519336565023) / 13.072097786584683 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### 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

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.19042
Queue | OwlWindows
Baseline | [d40ca00ca2fb5411ff159b2e84b800e8dfbd681e](https://github.com/dotnet/runtime/commit/d40ca00ca2fb5411ff159b2e84b800e8dfbd681e)
Compare | [65536eb2f01ebb85a54e792a2b974fe76af7e230](https://github.com/dotnet/runtime/commit/65536eb2f01ebb85a54e792a2b974fe76af7e230)
Diff | [Diff](https://github.com/dotnet/runtime/compare/d40ca00ca2fb5411ff159b2e84b800e8dfbd681e...65536eb2f01ebb85a54e792a2b974fe76af7e230)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Memory.Span&lt;Byte&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[BinarySearch - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/System.Memory.Span(Byte).BinarySearch(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Span.cs#L107-#L108>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 12.19 ns | 9.82 ns | 0.81 | 0.13 | False | | |
|<ul><li>[BinarySearch - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/System.Memory.Span(Byte).BinarySearch(Size%3a%2033).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Span.cs#L107-#L108>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 8.04 ns | 6.22 ns | 0.77 | 0.16 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/System.Memory.Span%28Byte%29_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/System.Memory.Span%28Byte%29_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/System.Memory.Span%28Byte%29.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Memory.Span&lt;Byte&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77cfbb01-fce7-471d-88c5-58a6a774bb79622c6e4fced424cb9/1e7cd48e-f4c0-4eb7-825c-46074756ebaa.zip?sv=2021-08-06&se=2023-08-22T05%3A00%3A51Z&sr=c&sp=rl&sig=B%2Bg3WZyIsArhOBfpG1RofdFReUSu3CF6i2i6xsYCYpM%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-69eb243f-9c56-4417-a585-f44c6958a8503af1dc74ee24c1f9b/3e1717d4-4969-4e8a-8fd4-9a4004026bad.zip?sv=2021-08-06&se=2023-08-22T21%3A34%3A38Z&sr=c&sp=rl&sig=SA0bWC1OtMqXxSIAPYkWu7oyPfL%2BLXrilBw8nr6P%2F54%3D>)
### System.Memory.Span&lt;Byte&gt;.BinarySearch(Size: 512)

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 9.81615118567626 < 11.448077182002013.
IsChangePoint: Marked as a change because one of 6/26/2023 10:42:28 PM, 7/23/2023 4:13:29 AM, 7/27/2023 9:58:25 PM falls between 7/18/2023 9:38:16 PM and 7/27/2023 9:58:25 PM.
IsImprovementStdDev: Marked as improvement because 15.803529260116846 (T) = (0 -9.807756634444306) / Math.Sqrt((1.0322223659369698 / (299)) + (0.001739450748126397 / (15))) is greater than 1.9675964973877862 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (15) - 2, .975) and 0.08780097495747097 = (10.751772765802993 - 9.807756634444306) / 10.751772765802993 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms

### System.Memory.Span&lt;Byte&gt;.BinarySearch(Size: 33)

#### ETL Files

#### Histogram

#### 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 6.215500259587033 < 7.392055534857006.
IsChangePoint: Marked as a change because one of 5/16/2023 12:30:38 AM, 6/26/2023 10:42:28 PM, 7/23/2023 4:13:29 AM, 7/27/2023 9:58:25 PM falls between 7/18/2023 9:38:16 PM and 7/27/2023 9:58:25 PM.
IsImprovementStdDev: Marked as improvement because 17.373366484796332 (T) = (0 -6.197489973090694) / Math.Sqrt((0.4997593162439849 / (299)) + (0.0038071147851697954 / (15))) is greater than 1.9675964973877862 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (15) - 2, .975) and 0.10952936787368991 = (6.959791541122495 - 6.197489973090694) / 6.959791541122495 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### 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

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.19042
Queue | OwlWindows
Baseline | [d40ca00ca2fb5411ff159b2e84b800e8dfbd681e](https://github.com/dotnet/runtime/commit/d40ca00ca2fb5411ff159b2e84b800e8dfbd681e)
Compare | [65536eb2f01ebb85a54e792a2b974fe76af7e230](https://github.com/dotnet/runtime/commit/65536eb2f01ebb85a54e792a2b974fe76af7e230)
Diff | [Diff](https://github.com/dotnet/runtime/compare/d40ca00ca2fb5411ff159b2e84b800e8dfbd681e...65536eb2f01ebb85a54e792a2b974fe76af7e230)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in PerfLabTests.CastingPerf

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[FooObjIsFoo - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/PerfLabTests.CastingPerf.FooObjIsFoo.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/CastingPerf.cs#L173-#L178>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACoRVbW/TMBD+3l/hb0kgzZI0lK1TkLYiBIKxsRYhMU2T21xbj8SObIe2iB/POW9L1o2pH2rfPffie+4uKWhyt5CULzckJsme04wt7RtLwkodbYAm6iijjFu3zukgLbEFS5MzWcKt3fHYquVLkeUXIgEj1gwkJI1GaSr1nGVGlVANGo926IejoR8Nw+N56E+CaPIm9E6icRiE4Wvfn/h+Ew948pxt8HbujyfBaBKNfjZwmiUmgx+MJ2KrvMD3zrJkHHmh/zH0LrepdwVy1WTGuIb0SXhw8jHw5mwNsmeQMl7sYuv7ouC68IJjP6rxh1Aqs3HUQkPfQI2oB1KFXNElxL0EWpQ3Kx6gW8Zrlw12BvI3Bj30KiEX5lWJ0Bz0kcQMsGyttuCf0YMBINVSNHINShuh8fSFLuZ4Vd6UKs34uszmgxCXi/tPCv8bm3xdBaraBm+NIoEVLdLSXy2abYTUX2kGqqISf4sU7OuCfyuggInSEgO5pLwZXC1xyM3gJTpdYmF5hrtxNET+LXfwMqEdk7ILjNEzXCEUeR+W1Uf/OfZ2B/10E9Q2Pff/4bjOpgpRN0XX5JDqnkWd1OD2dHABFO0hA67V4C/ZblBBDJempCSOK55bzbmZ5uuyX+KqcVpVw0ypqSZFyL60HIcDaZnTgbR+1SEaB/axrOn1fppm6TANS43vMzALq2sZ26e1pQer7+K8WnSME7teek73vVPBV2xdSKqZ4Oq6GRRTmer8PHiK64+l5bnagvHDSuzxMBXYNiDnIq9PrZYpyHK9tw98X63FfJ+D03+L2YozjdSTd50dixhVZBmV7A8QKtd3Gd3ZJd40gEteOWSxf+TAbRvEbXlAP7kU91hP8hj8XH6oAYVDH0t8WGJ3HlvJz7CF6RphI8etnFYh2+BN7FpbkYWJ3Ask7BeWP2acg+yuEsG7GUv8WKDebLvlBgtCtkxviE0USAYqbleLS3aa6RT37nv8puAs7etr+aWxuXJQVonKcXH+AQAA//8=>)</li></ul> | 306.35 μs | 278.43 μs | 0.91 | 0.05 | False | | |
|<ul><li>[ObjrefValueTypeObj - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/PerfLabTests.CastingPerf.ObjrefValueTypeObj.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/CastingPerf.cs#L288-#L293>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 306.50 μs | 278.52 μs | 0.91 | 0.05 | False | | |
|<ul><li>[IntObj - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/PerfLabTests.CastingPerf.IntObj.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/CastingPerf.cs#L254-#L259>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 306.27 μs | 278.52 μs | 0.91 | 0.05 | False | | |
|<ul><li>[ScalarValueTypeObj - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/PerfLabTests.CastingPerf.ScalarValueTypeObj.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/CastingPerf.cs#L271-#L276>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 306.47 μs | 278.54 μs | 0.91 | 0.05 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/PerfLabTests.CastingPerf_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/PerfLabTests.CastingPerf_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/PerfLabTests.CastingPerf_3.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/PerfLabTests.CastingPerf_4.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/PerfLabTests.CastingPerf.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'PerfLabTests.CastingPerf*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77cfbb01-fce7-471d-88c5-58a6a774bb79622c6e4fced424cb9/1e7cd48e-f4c0-4eb7-825c-46074756ebaa.zip?sv=2021-08-06&se=2023-08-22T05%3A00%3A51Z&sr=c&sp=rl&sig=B%2Bg3WZyIsArhOBfpG1RofdFReUSu3CF6i2i6xsYCYpM%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-69eb243f-9c56-4417-a585-f44c6958a8503af1dc74ee24c1f9b/3e1717d4-4969-4e8a-8fd4-9a4004026bad.zip?sv=2021-08-06&se=2023-08-22T21%3A34%3A38Z&sr=c&sp=rl&sig=SA0bWC1OtMqXxSIAPYkWu7oyPfL%2BLXrilBw8nr6P%2F54%3D>)
### PerfLabTests.CastingPerf.FooObjIsFoo

#### ETL Files

#### Histogram

#### 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 278.43404220779223 < 291.06085734577914.
IsChangePoint: Marked as a change because one of 4/12/2023 8:39:35 PM, 4/25/2023 3:46:39 AM, 5/1/2023 3:42:23 PM, 5/16/2023 5:40:18 PM, 6/13/2023 11:57:38 AM, 6/19/2023 3:58:06 AM, 6/30/2023 8:34:57 AM, 7/23/2023 4:13:29 AM, 7/27/2023 9:58:25 PM falls between 7/18/2023 9:38:16 PM and 7/27/2023 9:58:25 PM.
IsImprovementStdDev: Marked as improvement because 19.476460690713015 (T) = (0 -278567.9702831205) / Math.Sqrt((191291721.33953077 / (299)) + (41837.321778758596 / (16))) is greater than 1.9675720194858106 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (16) - 2, .975) and 0.053063733513141594 = (294178.1618699747 - 278567.9702831205) / 294178.1618699747 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms

### PerfLabTests.CastingPerf.ObjrefValueTypeObj

#### ETL Files

#### Histogram

#### 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 278.51632305194806 < 291.0379301136363.
IsChangePoint: Marked as a change because one of 4/12/2023 8:39:35 PM, 4/25/2023 3:46:39 AM, 5/1/2023 3:42:23 PM, 5/16/2023 5:40:18 PM, 6/13/2023 11:57:38 AM, 6/19/2023 1:02:34 PM, 6/30/2023 8:34:57 AM, 7/23/2023 4:13:29 AM, 7/27/2023 9:58:25 PM falls between 7/18/2023 9:38:16 PM and 7/27/2023 9:58:25 PM.
IsImprovementStdDev: Marked as improvement because 19.740393965711085 (T) = (0 -278523.90359338623) / Math.Sqrt((194709653.75130966 / (299)) + (22679.605483877862 / (18))) is greater than 1.9675235316906419 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (18) - 2, .975) and 0.05414941488679291 = (294469.2406782729 - 278523.90359338623) / 294469.2406782729 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms

### PerfLabTests.CastingPerf.IntObj

#### ETL Files

#### Histogram

#### 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 278.5159665991903 < 290.9673777056277.
IsChangePoint: Marked as a change because one of 4/12/2023 8:39:35 PM, 4/25/2023 3:46:39 AM, 5/1/2023 3:42:23 PM, 5/16/2023 5:40:18 PM, 6/13/2023 11:57:38 AM, 6/19/2023 6:37:24 PM, 6/30/2023 8:34:57 AM, 7/23/2023 4:13:29 AM, 7/27/2023 9:58:25 PM falls between 7/18/2023 9:38:16 PM and 7/27/2023 9:58:25 PM.
IsImprovementStdDev: Marked as improvement because 19.96656144380105 (T) = (0 -278543.40251649974) / Math.Sqrt((190173036.8564499 / (299)) + (8333.203446077609 / (14))) is greater than 1.9676211333067681 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (14) - 2, .975) and 0.05410004263883023 = (294474.4846945209 - 278543.40251649974) / 294474.4846945209 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms

### PerfLabTests.CastingPerf.ScalarValueTypeObj

#### ETL Files

#### Histogram

#### 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 278.5428733766234 < 291.02528169642864.
IsChangePoint: Marked as a change because one of 4/12/2023 8:39:35 PM, 4/25/2023 3:46:39 AM, 5/1/2023 3:42:23 PM, 5/16/2023 5:40:18 PM, 6/13/2023 11:57:38 AM, 6/19/2023 6:37:24 PM, 6/30/2023 8:34:57 AM, 7/23/2023 4:13:29 AM, 7/27/2023 9:58:25 PM falls between 7/18/2023 9:38:16 PM and 7/27/2023 9:58:25 PM.
IsImprovementStdDev: Marked as improvement because 19.854873765137754 (T) = (0 -278499.0320901078) / Math.Sqrt((190987799.37767142 / (299)) + (4195.694009057251 / (18))) is greater than 1.9675235316906419 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (18) - 2, .975) and 0.053916225299831394 = (294370.3713536037 - 278499.0320901078) / 294370.3713536037 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### 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

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.19042
Queue | OwlWindows
Baseline | [d40ca00ca2fb5411ff159b2e84b800e8dfbd681e](https://github.com/dotnet/runtime/commit/d40ca00ca2fb5411ff159b2e84b800e8dfbd681e)
Compare | [65536eb2f01ebb85a54e792a2b974fe76af7e230](https://github.com/dotnet/runtime/commit/65536eb2f01ebb85a54e792a2b974fe76af7e230)
Diff | [Diff](https://github.com/dotnet/runtime/compare/d40ca00ca2fb5411ff159b2e84b800e8dfbd681e...65536eb2f01ebb85a54e792a2b974fe76af7e230)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[IterateTryGetArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/System.Buffers.Tests.ReadOnlySequenceTests(Byte).IterateTryGetArray.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L43-#L44>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 6.98 ns | 5.95 ns | 0.85 | 0.07 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77cfbb01-fce7-471d-88c5-58a6a774bb79622c6e4fced424cb9/1e7cd48e-f4c0-4eb7-825c-46074756ebaa.zip?sv=2021-08-06&se=2023-08-22T05%3A00%3A51Z&sr=c&sp=rl&sig=B%2Bg3WZyIsArhOBfpG1RofdFReUSu3CF6i2i6xsYCYpM%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-69eb243f-9c56-4417-a585-f44c6958a8503af1dc74ee24c1f9b/3e1717d4-4969-4e8a-8fd4-9a4004026bad.zip?sv=2021-08-06&se=2023-08-22T21%3A34%3A38Z&sr=c&sp=rl&sig=SA0bWC1OtMqXxSIAPYkWu7oyPfL%2BLXrilBw8nr6P%2F54%3D>)
### System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;.IterateTryGetArray

#### ETL Files

#### Histogram

#### 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 5.953102439839692 < 6.626915353075916.
IsChangePoint: Marked as a change because one of 4/25/2023 6:46:56 PM, 5/19/2023 10:30:38 AM, 7/17/2023 6:26:12 PM, 7/23/2023 4:13:29 AM, 7/27/2023 9:58:25 PM falls between 7/18/2023 9:38:16 PM and 7/27/2023 9:58:25 PM.
IsImprovementStdDev: Marked as improvement because 9.234122510916878 (T) = (0 -6.107214472951942) / Math.Sqrt((0.1555222312603314 / (299)) + (0.016720816518866675 / (18))) is greater than 1.9675235316906419 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (18) - 2, .975) and 0.05442446792345568 = (6.45872726797415 - 6.107214472951942) / 6.45872726797415 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### 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

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.19042
Queue | OwlWindows
Baseline | [d40ca00ca2fb5411ff159b2e84b800e8dfbd681e](https://github.com/dotnet/runtime/commit/d40ca00ca2fb5411ff159b2e84b800e8dfbd681e)
Compare | [65536eb2f01ebb85a54e792a2b974fe76af7e230](https://github.com/dotnet/runtime/commit/65536eb2f01ebb85a54e792a2b974fe76af7e230)
Diff | [Diff](https://github.com/dotnet/runtime/compare/d40ca00ca2fb5411ff159b2e84b800e8dfbd681e...65536eb2f01ebb85a54e792a2b974fe76af7e230)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Collections.ContainsFalse&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Array - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/System.Collections.ContainsFalse(Int32).Array(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Contains/ContainsFalse.cs#L40-#L49>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 21.25 μs | 17.50 μs | 0.82 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/System.Collections.ContainsFalse%28Int32%29_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/System.Collections.ContainsFalse%28Int32%29.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.ContainsFalse&lt;Int32&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77cfbb01-fce7-471d-88c5-58a6a774bb79622c6e4fced424cb9/1e7cd48e-f4c0-4eb7-825c-46074756ebaa.zip?sv=2021-08-06&se=2023-08-22T05%3A00%3A51Z&sr=c&sp=rl&sig=B%2Bg3WZyIsArhOBfpG1RofdFReUSu3CF6i2i6xsYCYpM%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-69eb243f-9c56-4417-a585-f44c6958a8503af1dc74ee24c1f9b/3e1717d4-4969-4e8a-8fd4-9a4004026bad.zip?sv=2021-08-06&se=2023-08-22T21%3A34%3A38Z&sr=c&sp=rl&sig=SA0bWC1OtMqXxSIAPYkWu7oyPfL%2BLXrilBw8nr6P%2F54%3D>)
### System.Collections.ContainsFalse&lt;Int32&gt;.Array(Size: 512)

#### ETL Files

#### Histogram

#### 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 17.495289196495154 < 20.185357586657283.
IsChangePoint: Marked as a change because one of 5/26/2023 6:22:05 AM, 6/30/2023 8:34:57 AM, 7/12/2023 9:48:15 PM, 7/23/2023 4:13:29 AM, 7/27/2023 9:58:25 PM falls between 7/18/2023 9:38:16 PM and 7/27/2023 9:58:25 PM.
IsImprovementStdDev: Marked as improvement because 19.77445763015441 (T) = (0 -17446.482646709967) / Math.Sqrt((3151846.2810140047 / (299)) + (6155.178766437725 / (15))) is greater than 1.9675964973877862 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (15) - 2, .975) and 0.10603663619974112 = (19515.88102284703 - 17446.482646709967) / 19515.88102284703 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### 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

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.19042
Queue | OwlWindows
Baseline | [d40ca00ca2fb5411ff159b2e84b800e8dfbd681e](https://github.com/dotnet/runtime/commit/d40ca00ca2fb5411ff159b2e84b800e8dfbd681e)
Compare | [65536eb2f01ebb85a54e792a2b974fe76af7e230](https://github.com/dotnet/runtime/commit/65536eb2f01ebb85a54e792a2b974fe76af7e230)
Diff | [Diff](https://github.com/dotnet/runtime/compare/d40ca00ca2fb5411ff159b2e84b800e8dfbd681e...65536eb2f01ebb85a54e792a2b974fe76af7e230)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Tests.Perf_Char

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Char_IsUpper - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/System.Tests.Perf_Char.Char_IsUpper(input%3a%20%22Good%20afternoon%2c%20Constable!%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Char.cs#L38-#L51>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 24.86 ns | 16.52 ns | 0.66 | 0.28 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/System.Tests.Perf_Char_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/System.Tests.Perf_Char.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Char*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77cfbb01-fce7-471d-88c5-58a6a774bb79622c6e4fced424cb9/1e7cd48e-f4c0-4eb7-825c-46074756ebaa.zip?sv=2021-08-06&se=2023-08-22T05%3A00%3A51Z&sr=c&sp=rl&sig=B%2Bg3WZyIsArhOBfpG1RofdFReUSu3CF6i2i6xsYCYpM%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-69eb243f-9c56-4417-a585-f44c6958a8503af1dc74ee24c1f9b/3e1717d4-4969-4e8a-8fd4-9a4004026bad.zip?sv=2021-08-06&se=2023-08-22T21%3A34%3A38Z&sr=c&sp=rl&sig=SA0bWC1OtMqXxSIAPYkWu7oyPfL%2BLXrilBw8nr6P%2F54%3D>)
### System.Tests.Perf_Char.Char_IsUpper(input: "Good afternoon, Constable!")

#### ETL Files

#### Histogram

#### 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 16.518166316361633 < 23.5014757046086.
IsChangePoint: Marked as a change because one of 4/25/2023 3:46:39 AM, 5/1/2023 3:42:23 PM, 5/9/2023 1:22:51 PM, 6/13/2023 11:57:38 AM, 7/23/2023 4:13:29 AM, 7/27/2023 9:58:25 PM falls between 7/18/2023 9:38:16 PM and 7/27/2023 9:58:25 PM.
IsImprovementStdDev: Marked as improvement because 6.930619831799248 (T) = (0 -17.142065332390054) / Math.Sqrt((17.26891698841828 / (299)) + (4.236725006734533 / (18))) is greater than 1.9675235316906419 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (18) - 2, .975) and 0.17958567703068168 = (20.894400368764806 - 17.142065332390054) / 20.894400368764806 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### 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

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.19042
Queue | OwlWindows
Baseline | [d40ca00ca2fb5411ff159b2e84b800e8dfbd681e](https://github.com/dotnet/runtime/commit/d40ca00ca2fb5411ff159b2e84b800e8dfbd681e)
Compare | [65536eb2f01ebb85a54e792a2b974fe76af7e230](https://github.com/dotnet/runtime/commit/65536eb2f01ebb85a54e792a2b974fe76af7e230)
Diff | [Diff](https://github.com/dotnet/runtime/compare/d40ca00ca2fb5411ff159b2e84b800e8dfbd681e...65536eb2f01ebb85a54e792a2b974fe76af7e230)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in PerfLabTests.LowLevelPerf

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ObjectStringIsString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/PerfLabTests.LowLevelPerf.ObjectStringIsString.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/LowLevelPerf.cs#L231-#L240>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 83.51 μs | 69.62 μs | 0.83 | 0.06 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/PerfLabTests.LowLevelPerf_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/07_28_2023/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/PerfLabTests.LowLevelPerf.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'PerfLabTests.LowLevelPerf*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-77cfbb01-fce7-471d-88c5-58a6a774bb79622c6e4fced424cb9/1e7cd48e-f4c0-4eb7-825c-46074756ebaa.zip?sv=2021-08-06&se=2023-08-22T05%3A00%3A51Z&sr=c&sp=rl&sig=B%2Bg3WZyIsArhOBfpG1RofdFReUSu3CF6i2i6xsYCYpM%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-69eb243f-9c56-4417-a585-f44c6958a8503af1dc74ee24c1f9b/3e1717d4-4969-4e8a-8fd4-9a4004026bad.zip?sv=2021-08-06&se=2023-08-22T21%3A34%3A38Z&sr=c&sp=rl&sig=SA0bWC1OtMqXxSIAPYkWu7oyPfL%2BLXrilBw8nr6P%2F54%3D>)
### PerfLabTests.LowLevelPerf.ObjectStringIsString

#### ETL Files

#### Histogram

#### 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 69.61505769230769 < 79.3673947726697.
IsChangePoint: Marked as a change because one of 4/19/2023 8:38:27 PM, 5/11/2023 9:15:05 PM, 6/26/2023 10:42:28 PM, 7/14/2023 2:26:40 PM, 7/23/2023 4:13:29 AM, 7/27/2023 9:58:25 PM falls between 7/18/2023 9:38:16 PM and 7/27/2023 9:58:25 PM.
IsImprovementStdDev: Marked as improvement because 19.81377176061112 (T) = (0 -69633.79349435287) / Math.Sqrt((47706114.621664554 / (299)) + (292.3679085638735 / (16))) is greater than 1.9675720194858106 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (16) - 2, .975) and 0.10206319742696121 = (77548.65742757972 - 69633.79349435287) / 77548.65742757972 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### 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>

Name	Value
Architecture	x64
OS	Windows 10.0.19042
Queue	OwlWindows
Baseline	d40ca00ca2fb5411ff159b2e84b800e8dfbd681e
Compare	65536eb2f01ebb85a54e792a2b974fe76af7e230
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ImmutableArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	17.78 μs	13.93 μs	0.78	0.07	False
Queue - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	16.69 μs	13.02 μs	0.78	0.18	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
BinarySearch - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	12.19 ns	9.82 ns	0.81	0.13	False
BinarySearch - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.04 ns	6.22 ns	0.77	0.16	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
FooObjIsFoo - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	306.35 μs	278.43 μs	0.91	0.05	False
ObjrefValueTypeObj - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	306.50 μs	278.52 μs	0.91	0.05	False
IntObj - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	306.27 μs	278.52 μs	0.91	0.05	False
ScalarValueTypeObj - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	306.47 μs	278.54 μs	0.91	0.05	False

[Perf] Windows/x64: 13 Improvements on 7/23/2023 2:51:47 PM #20166

Description

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Improvements in System.Collections.ContainsTrue<Int32>

Repro

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

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

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Improvements in System.Memory.Span<Char>

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System.Memory.Span<Char>.LastIndexOfAnyValues(Size: 512)

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Improvements in System.Memory.Span<Byte>

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System.Memory.Span<Byte>.BinarySearch(Size: 512)

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System.Memory.Span<Byte>.BinarySearch(Size: 33)

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Improvements in PerfLabTests.CastingPerf

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PerfLabTests.CastingPerf.FooObjIsFoo

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PerfLabTests.CastingPerf.ObjrefValueTypeObj

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PerfLabTests.CastingPerf.IntObj

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PerfLabTests.CastingPerf.ScalarValueTypeObj

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Improvements in System.Buffers.Tests.ReadOnlySequenceTests<Byte>

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System.Buffers.Tests.ReadOnlySequenceTests<Byte>.IterateTryGetArray

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Improvements in System.Collections.ContainsFalse<Int32>

Repro