[Perf] Windows/x86: 21 Improvements on 11/7/2022 8:57:30 PM

### Run Information

Architecture | x86
-- | --
OS | Windows 10.0.18362
Baseline | [bfa4812aec806f09f1e2927939ba98118e5e5bf7](https://github.com/dotnet/runtime/commit/bfa4812aec806f09f1e2927939ba98118e5e5bf7)
Compare | [2aebbf75167b3aa21cae23e6fd702688dd724663](https://github.com/dotnet/runtime/commit/2aebbf75167b3aa21cae23e6fd702688dd724663)
Diff | [Diff](https://github.com/dotnet/runtime/compare/bfa4812aec806f09f1e2927939ba98118e5e5bf7...2aebbf75167b3aa21cae23e6fd702688dd724663)


### Improvements in System.IO.Tests.StreamReaderReadLineTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ReadLine - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/System.IO.Tests.StreamReaderReadLineTests.ReadLine(LineLengthRange%3a%20%5b1025%2c%202048%5d).html>) | 23.01 μs | 7.45 μs | 0.32 | 0.00 | False | | |
[ReadLineAsync - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/System.IO.Tests.StreamReaderReadLineTests.ReadLineAsync(LineLengthRange%3a%20%5b%20129%2c%201024%5d).html>) | 25.23 μs | 8.90 μs | 0.35 | 0.00 | False | | |
[ReadLine - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/System.IO.Tests.StreamReaderReadLineTests.ReadLine(LineLengthRange%3a%20%5b%20%20%201%2c%20%20%20%208%5d).html>) | 83.84 μs | 76.79 μs | 0.92 | 0.01 | False | | |
[ReadLine - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/System.IO.Tests.StreamReaderReadLineTests.ReadLine(LineLengthRange%3a%20%5b%20%20%200%2c%201024%5d).html>) | 20.81 μs | 6.51 μs | 0.31 | 0.00 | False | | |
[ReadLineAsync - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/System.IO.Tests.StreamReaderReadLineTests.ReadLineAsync(LineLengthRange%3a%20%5b%20%20%200%2c%201024%5d).html>) | 25.63 μs | 9.04 μs | 0.35 | 0.01 | False | | |
[ReadLineAsync - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/System.IO.Tests.StreamReaderReadLineTests.ReadLineAsync(LineLengthRange%3a%20%5b1025%2c%202048%5d).html>) | 27.40 μs | 8.70 μs | 0.32 | 0.00 | False | | |
[ReadLine - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/System.IO.Tests.StreamReaderReadLineTests.ReadLine(LineLengthRange%3a%20%5b%20129%2c%201024%5d).html>) | 20.38 μs | 6.80 μs | 0.33 | 0.00 | False | | |
[ReadLine - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/System.IO.Tests.StreamReaderReadLineTests.ReadLine(LineLengthRange%3a%20%5b%20%2033%2c%20%20128%5d).html>) | 23.18 μs | 9.52 μs | 0.41 | 0.00 | False | | |
[ReadLineAsync - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/System.IO.Tests.StreamReaderReadLineTests.ReadLineAsync(LineLengthRange%3a%20%5b%20%2033%2c%20%20128%5d).html>) | 33.93 μs | 19.88 μs | 0.59 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.IO.Tests.StreamReaderReadLineTests_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.IO.Tests.StreamReaderReadLineTests_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.IO.Tests.StreamReaderReadLineTests_3.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.IO.Tests.StreamReaderReadLineTests_4.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.IO.Tests.StreamReaderReadLineTests_5.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.IO.Tests.StreamReaderReadLineTests_6.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.IO.Tests.StreamReaderReadLineTests_7.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.IO.Tests.StreamReaderReadLineTests_8.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.IO.Tests.StreamReaderReadLineTests_9.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.IO.Tests.StreamReaderReadLineTests.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.IO.Tests.StreamReaderReadLineTests*'
```

### Related Issues

#### Regressions

* [[Perf] Windows/x86: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9746>)
* [[Perf] Windows/x64: 29 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9729>)
* [[Perf] Alpine/x64: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9724>)
* [[Perf] Linux/x64: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/runtime/issues/78401>)
#### Improvements
* [[Perf] Alpine/x64: 16 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9744>)
* [[Perf] Windows/x64: 15 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9740>)
* [[Perf] Linux/x64: 10 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9735>)

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-d8093d92-4694-402f-b88d-d22fbf857e593c65e572384417489/d9bb54c3-6622-42aa-a52f-953b46248d2a.zip?sv=2021-08-06&se=2022-12-07T11%3A27%3A53Z&sr=c&sp=rl&sig=oaesleG6FQNdnhRXI1VjGKTmud0EyhBM2W32tcCIPd8%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-e43c08ba-20a6-4bac-91dd-6ce79f33af318fe055bff994b79a8/f12531bd-5e65-41fa-afc3-e944f3b428a7.zip?sv=2021-08-06&se=2022-12-08T04%3A55%3A38Z&sr=c&sp=rl&sig=pkSJoSRvPkcal0p8%2FaMzL1Jg%2FGYeVR57MDMw8IllZP0%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_15_2022/refs/heads/main_x86_Windows 10.0.18362/System.IO.Tests.StreamReaderReadLineTests.ReadLineAsync(LineLengthRange- [  33,  128]).txt?sv=2018-03-28&sr=c&sig=XY91HfJ33gUz%2F6reRXA6dLc1DMCMz2Jx1g9tAdCYuJo%3D&se=2022-12-08T12%3A14%3A05Z&sp=racwdl>)
#### System.IO.Tests.StreamReaderReadLineTests.ReadLine(LineLengthRange: [1025, 2048])

```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 7.445477762061919 < 21.80098969940932.
IsChangePoint: Marked as a change because one of 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 882.1080330900106 (T) = (0 -7193.22839951223) / Math.Sqrt((44999.9470137481 / (299)) + (6360.1481099859775 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.686164066493567 = (22920.346689251193 - 7193.22839951223) / 22920.346689251193 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.StreamReaderReadLineTests.ReadLineAsync(LineLengthRange: [ 129, 1024])

```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 8.895889177739265 < 23.99421431904007.
IsChangePoint: Marked as a change because one of 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 814.1828465738296 (T) = (0 -8928.705313564273) / Math.Sqrt((56614.56791990252 / (299)) + (8025.352194929241 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.6460142558111429 = (25223.347154908774 - 8928.705313564273) / 25223.347154908774 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.StreamReaderReadLineTests.ReadLine(LineLengthRange: [   1,    8])

```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 76.79131313131312 < 80.05180639560932.
IsChangePoint: Marked as a change because one of 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 29.384842840235038 (T) = (0 -77555.50303130291) / Math.Sqrt((298381.27843771264 / (299)) + (1571150.765716717 / (37))) is greater than 1.9670919629190173 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (37) - 2, .975) and 0.07320591712727444 = (83681.48272042154 - 77555.50303130291) / 83681.48272042154 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.StreamReaderReadLineTests.ReadLine(LineLengthRange: [   0, 1024])

```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 6.511961573299889 < 19.726919493874824.
IsChangePoint: Marked as a change because one of 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 1053.204824107287 (T) = (0 -6534.269194185134) / Math.Sqrt((38981.313510121 / (299)) + (1935.4067166965506 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.6845723334421 = (20715.58676348925 - 6534.269194185134) / 20715.58676348925 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.StreamReaderReadLineTests.ReadLineAsync(LineLengthRange: [   0, 1024])

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 9.04193593779813 < 24.226849563273817.
IsChangePoint: Marked as a change because one of 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 636.4756886330647 (T) = (0 -9010.351762379138) / Math.Sqrt((55778.21595234887 / (299)) + (18163.831339204065 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.6455116926395796 = (25417.909632821837 - 9010.351762379138) / 25417.909632821837 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.StreamReaderReadLineTests.ReadLineAsync(LineLengthRange: [1025, 2048])

```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 8.702845231532523 < 26.007270072068486.
IsChangePoint: Marked as a change because one of 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 845.4570582299016 (T) = (0 -8735.353132675475) / Math.Sqrt((57626.90419813487 / (299)) + (10941.071699568747 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.6796837159058946 = (27271.024192167275 - 8735.353132675475) / 27271.024192167275 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.StreamReaderReadLineTests.ReadLine(LineLengthRange: [ 129, 1024])

```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 6.79854347983754 < 19.4188316827132.
IsChangePoint: Marked as a change because one of 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 942.4114578595236 (T) = (0 -6726.764024640064) / Math.Sqrt((47354.310046352635 / (299)) + (2106.919796537565 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.6719817228740118 = (20507.28417812032 - 6726.764024640064) / 20507.28417812032 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.StreamReaderReadLineTests.ReadLine(LineLengthRange: [  33,  128])

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 9.518761665652262 < 22.145409944734226.
IsChangePoint: Marked as a change because one of 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 659.4358372655649 (T) = (0 -9505.146024518564) / Math.Sqrt((45036.536648399975 / (299)) + (10749.435147263008 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.5909142863317022 = (23235.0964771791 - 9505.146024518564) / 23235.0964771791 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.StreamReaderReadLineTests.ReadLineAsync(LineLengthRange: [  33,  128])

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 19.879951513213978 < 32.241516570612355.
IsChangePoint: Marked as a change because one of 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 329.447871651957 (T) = (0 -19977.491392482916) / Math.Sqrt((264737.88035006105 / (299)) + (33119.94392474706 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.40871861216742505 = (33786.77530458589 - 19977.491392482916) / 33786.77530458589 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>
### Run Information

Architecture | x86
-- | --
OS | Windows 10.0.18362
Baseline | [bfa4812aec806f09f1e2927939ba98118e5e5bf7](https://github.com/dotnet/runtime/commit/bfa4812aec806f09f1e2927939ba98118e5e5bf7)
Compare | [2aebbf75167b3aa21cae23e6fd702688dd724663](https://github.com/dotnet/runtime/commit/2aebbf75167b3aa21cae23e6fd702688dd724663)
Diff | [Diff](https://github.com/dotnet/runtime/compare/bfa4812aec806f09f1e2927939ba98118e5e5bf7...2aebbf75167b3aa21cae23e6fd702688dd724663)


### Improvements in PerfLabTests.CastingPerf2.CastingPerf

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[FooObjIsNull - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/PerfLabTests.CastingPerf2.CastingPerf.FooObjIsNull.html>) | 463.33 μs | 313.12 μs | 0.68 | 0.17 | False | | |
[IFooFooIsIFoo - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/PerfLabTests.CastingPerf2.CastingPerf.IFooFooIsIFoo.html>) | 439.11 μs | 311.84 μs | 0.71 | 0.17 | False | | |
[ObjFooIsObj - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/PerfLabTests.CastingPerf2.CastingPerf.ObjFooIsObj.html>) | 438.55 μs | 311.83 μs | 0.71 | 0.14 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/PerfLabTests.CastingPerf2.CastingPerf_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/PerfLabTests.CastingPerf2.CastingPerf_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/PerfLabTests.CastingPerf2.CastingPerf_3.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/PerfLabTests.CastingPerf2.CastingPerf.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'PerfLabTests.CastingPerf2.CastingPerf*'
```

### Related Issues

#### Regressions

* [[Perf] Windows/x86: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9746>)
* [[Perf] Windows/x64: 29 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9729>)
* [[Perf] Alpine/x64: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9724>)
* [[Perf] Linux/x64: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/runtime/issues/78401>)
#### Improvements
* [[Perf] Alpine/x64: 16 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9744>)
* [[Perf] Windows/x64: 15 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9740>)
* [[Perf] Linux/x64: 10 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9735>)

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-d8093d92-4694-402f-b88d-d22fbf857e593c65e572384417489/d9bb54c3-6622-42aa-a52f-953b46248d2a.zip?sv=2021-08-06&se=2022-12-07T11%3A27%3A53Z&sr=c&sp=rl&sig=oaesleG6FQNdnhRXI1VjGKTmud0EyhBM2W32tcCIPd8%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-e43c08ba-20a6-4bac-91dd-6ce79f33af318fe055bff994b79a8/f12531bd-5e65-41fa-afc3-e944f3b428a7.zip?sv=2021-08-06&se=2022-12-08T04%3A55%3A38Z&sr=c&sp=rl&sig=pkSJoSRvPkcal0p8%2FaMzL1Jg%2FGYeVR57MDMw8IllZP0%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_15_2022/refs/heads/main_x86_Windows 10.0.18362/PerfLabTests.CastingPerf2.CastingPerf.ObjFooIsObj.txt?sv=2018-03-28&sr=c&sig=XY91HfJ33gUz%2F6reRXA6dLc1DMCMz2Jx1g9tAdCYuJo%3D&se=2022-12-08T12%3A14%3A05Z&sp=racwdl>)
#### PerfLabTests.CastingPerf2.CastingPerf.FooObjIsNull

```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 313.11810833333334 < 417.5232737268518.
IsChangePoint: Marked as a change because one of 9/9/2022 3:12:19 AM, 9/26/2022 8:26:31 AM, 10/25/2022 12:27:43 PM, 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 12.136835014881553 (T) = (0 -318842.10390821984) / Math.Sqrt((4387302581.879595 / (299)) + (851503944.1731608 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.18817762731291224 = (392748.60441806976 - 318842.10390821984) / 392748.60441806976 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### PerfLabTests.CastingPerf2.CastingPerf.IFooFooIsIFoo

```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 311.83663340336136 < 417.5122846395502.
IsChangePoint: Marked as a change because one of 9/9/2022 3:12:19 AM, 9/26/2022 8:26:31 AM, 10/25/2022 12:27:43 PM, 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 10.813120836862696 (T) = (0 -319864.4189349136) / Math.Sqrt((4330050055.041819 / (299)) + (1130340197.6059084 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.1835523653317579 = (391775.79228934663 - 319864.4189349136) / 391775.79228934663 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### PerfLabTests.CastingPerf2.CastingPerf.ObjFooIsObj

```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 311.8302601809954 < 417.7277271412037.
IsChangePoint: Marked as a change because one of 9/9/2022 3:12:19 AM, 9/29/2022 7:42:19 AM, 10/25/2022 12:27:43 PM, 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 12.091661514021425 (T) = (0 -318983.73235065734) / Math.Sqrt((4317936624.216113 / (299)) + (848006204.0634981 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.18687319386664203 = (392292.7272162049 - 318983.73235065734) / 392292.7272162049 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x86
-- | --
OS | Windows 10.0.18362
Baseline | [bfa4812aec806f09f1e2927939ba98118e5e5bf7](https://github.com/dotnet/runtime/commit/bfa4812aec806f09f1e2927939ba98118e5e5bf7)
Compare | [2aebbf75167b3aa21cae23e6fd702688dd724663](https://github.com/dotnet/runtime/commit/2aebbf75167b3aa21cae23e6fd702688dd724663)
Diff | [Diff](https://github.com/dotnet/runtime/compare/bfa4812aec806f09f1e2927939ba98118e5e5bf7...2aebbf75167b3aa21cae23e6fd702688dd724663)


### Improvements in System.Collections.IterateForEach&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ImmutableQueue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/System.Collections.IterateForEach(Int32).ImmutableQueue(Size%3a%20512).html>) | 4.98 μs | 4.35 μs | 0.87 | 0.05 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.Collections.IterateForEach(Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.Collections.IterateForEach(Int32).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateForEach&lt;Int32&gt;*'
```

### Related Issues

#### Regressions

* [[Perf] Windows/x86: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9746>)
* [[Perf] Windows/x64: 29 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9729>)
* [[Perf] Alpine/x64: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9724>)
* [[Perf] Linux/x64: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/runtime/issues/78401>)
#### Improvements
* [[Perf] Alpine/x64: 16 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9744>)
* [[Perf] Windows/x64: 15 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9740>)
* [[Perf] Linux/x64: 10 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9735>)

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-d8093d92-4694-402f-b88d-d22fbf857e593c65e572384417489/d9bb54c3-6622-42aa-a52f-953b46248d2a.zip?sv=2021-08-06&se=2022-12-07T11%3A27%3A53Z&sr=c&sp=rl&sig=oaesleG6FQNdnhRXI1VjGKTmud0EyhBM2W32tcCIPd8%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-e43c08ba-20a6-4bac-91dd-6ce79f33af318fe055bff994b79a8/f12531bd-5e65-41fa-afc3-e944f3b428a7.zip?sv=2021-08-06&se=2022-12-08T04%3A55%3A38Z&sr=c&sp=rl&sig=pkSJoSRvPkcal0p8%2FaMzL1Jg%2FGYeVR57MDMw8IllZP0%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_15_2022/refs/heads/main_x86_Windows 10.0.18362/System.Collections.IterateForEach-Int32-.ImmutableQueue(Size- 512).txt?sv=2018-03-28&sr=c&sig=XY91HfJ33gUz%2F6reRXA6dLc1DMCMz2Jx1g9tAdCYuJo%3D&se=2022-12-08T12%3A14%3A05Z&sp=racwdl>)
#### System.Collections.IterateForEach&lt;Int32&gt;.ImmutableQueue(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 4.347126892033654 < 4.729494789545359.
IsChangePoint: Marked as a change because one of 10/6/2022 2:13:23 PM, 10/25/2022 12:27:43 PM, 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 23.02868803193849 (T) = (0 -4252.402324869367) / Math.Sqrt((84271.77090035546 / (299)) + (5737.265227989097 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.10125742131774589 = (4731.502018191109 - 4252.402324869367) / 4731.502018191109 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x86
-- | --
OS | Windows 10.0.18362
Baseline | [bfa4812aec806f09f1e2927939ba98118e5e5bf7](https://github.com/dotnet/runtime/commit/bfa4812aec806f09f1e2927939ba98118e5e5bf7)
Compare | [2aebbf75167b3aa21cae23e6fd702688dd724663](https://github.com/dotnet/runtime/commit/2aebbf75167b3aa21cae23e6fd702688dd724663)
Diff | [Diff](https://github.com/dotnet/runtime/compare/bfa4812aec806f09f1e2927939ba98118e5e5bf7...2aebbf75167b3aa21cae23e6fd702688dd724663)


### Improvements in System.Tests.Perf_Char

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Char_ToLowerInvariant - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/System.Tests.Perf_Char.Char_ToLowerInvariant(input%3a%20%22Hello%20World!%22).html>) | 25.90 ns | 22.54 ns | 0.87 | 0.05 | False | | |
[Char_ToUpperInvariant - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/System.Tests.Perf_Char.Char_ToUpperInvariant(input%3a%20%22Hello%20World!%22).html>) | 25.72 ns | 23.37 ns | 0.91 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.Tests.Perf_Char_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.Tests.Perf_Char_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.Tests.Perf_Char.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_Char*'
```

### Related Issues

#### Regressions

* [[Perf] Windows/x86: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9746>)
* [[Perf] Windows/x64: 29 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9729>)
* [[Perf] Alpine/x64: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9724>)
* [[Perf] Linux/x64: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/runtime/issues/78401>)
#### Improvements
* [[Perf] Alpine/x64: 16 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9744>)
* [[Perf] Windows/x64: 15 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9740>)
* [[Perf] Linux/x64: 10 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9735>)

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-d8093d92-4694-402f-b88d-d22fbf857e593c65e572384417489/d9bb54c3-6622-42aa-a52f-953b46248d2a.zip?sv=2021-08-06&se=2022-12-07T11%3A27%3A53Z&sr=c&sp=rl&sig=oaesleG6FQNdnhRXI1VjGKTmud0EyhBM2W32tcCIPd8%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-e43c08ba-20a6-4bac-91dd-6ce79f33af318fe055bff994b79a8/f12531bd-5e65-41fa-afc3-e944f3b428a7.zip?sv=2021-08-06&se=2022-12-08T04%3A55%3A38Z&sr=c&sp=rl&sig=pkSJoSRvPkcal0p8%2FaMzL1Jg%2FGYeVR57MDMw8IllZP0%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_15_2022/refs/heads/main_x86_Windows 10.0.18362/System.Tests.Perf_Char.Char_ToUpperInvariant(input- -Hello World!-).txt?sv=2018-03-28&sr=c&sig=XY91HfJ33gUz%2F6reRXA6dLc1DMCMz2Jx1g9tAdCYuJo%3D&se=2022-12-08T12%3A14%3A05Z&sp=racwdl>)
#### System.Tests.Perf_Char.Char_ToLowerInvariant(input: "Hello World!")

```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 22.543953958356237 < 23.954193560096844.
IsChangePoint: Marked as a change because one of 9/29/2022 7:42:19 AM, 10/2/2022 4:08:26 PM, 10/19/2022 7:27:15 PM, 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 12.767923592935151 (T) = (0 -22.814252804408365) / Math.Sqrt((3.935287104289727 / (299)) + (0.48067143356077 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.08249414538967591 = (24.865511963515324 - 22.814252804408365) / 24.865511963515324 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Char.Char_ToUpperInvariant(input: "Hello World!")

```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 23.369998878534965 < 24.060584966912742.
IsChangePoint: Marked as a change because one of 9/29/2022 7:42:19 AM, 10/2/2022 4:08:26 PM, 10/19/2022 7:27:15 PM, 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 12.166460734533102 (T) = (0 -23.518718879977364) / Math.Sqrt((3.125201651584426 / (299)) + (0.2479265356294659 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.06314620968134702 = (25.103937373171025 - 23.518718879977364) / 25.103937373171025 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x86
-- | --
OS | Windows 10.0.18362
Baseline | [bfa4812aec806f09f1e2927939ba98118e5e5bf7](https://github.com/dotnet/runtime/commit/bfa4812aec806f09f1e2927939ba98118e5e5bf7)
Compare | [2aebbf75167b3aa21cae23e6fd702688dd724663](https://github.com/dotnet/runtime/commit/2aebbf75167b3aa21cae23e6fd702688dd724663)
Diff | [Diff](https://github.com/dotnet/runtime/compare/bfa4812aec806f09f1e2927939ba98118e5e5bf7...2aebbf75167b3aa21cae23e6fd702688dd724663)


### Improvements in System.Collections.IndexerSet&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Span - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/System.Collections.IndexerSet(String).Span(Size%3a%20512).html>) | 332.56 ns | 255.54 ns | 0.77 | 0.10 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.Collections.IndexerSet(String)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.Collections.IndexerSet(String).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IndexerSet&lt;String&gt;*'
```

### Related Issues

#### Regressions

* [[Perf] Windows/x86: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9746>)
* [[Perf] Windows/x64: 29 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9729>)
* [[Perf] Alpine/x64: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9724>)
* [[Perf] Linux/x64: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/runtime/issues/78401>)
#### Improvements
* [[Perf] Alpine/x64: 16 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9744>)
* [[Perf] Windows/x64: 15 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9740>)
* [[Perf] Linux/x64: 10 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9735>)

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-d8093d92-4694-402f-b88d-d22fbf857e593c65e572384417489/d9bb54c3-6622-42aa-a52f-953b46248d2a.zip?sv=2021-08-06&se=2022-12-07T11%3A27%3A53Z&sr=c&sp=rl&sig=oaesleG6FQNdnhRXI1VjGKTmud0EyhBM2W32tcCIPd8%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-e43c08ba-20a6-4bac-91dd-6ce79f33af318fe055bff994b79a8/f12531bd-5e65-41fa-afc3-e944f3b428a7.zip?sv=2021-08-06&se=2022-12-08T04%3A55%3A38Z&sr=c&sp=rl&sig=pkSJoSRvPkcal0p8%2FaMzL1Jg%2FGYeVR57MDMw8IllZP0%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_15_2022/refs/heads/main_x86_Windows 10.0.18362/System.Collections.IndexerSet-String-.Span(Size- 512).txt?sv=2018-03-28&sr=c&sig=XY91HfJ33gUz%2F6reRXA6dLc1DMCMz2Jx1g9tAdCYuJo%3D&se=2022-12-08T12%3A14%3A05Z&sp=racwdl>)
#### System.Collections.IndexerSet&lt;String&gt;.Span(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 255.53951051281192 < 315.95549830913336.
IsChangePoint: Marked as a change because one of 9/1/2022 8:04:48 PM, 9/13/2022 12:23:36 PM, 9/26/2022 8:26:31 AM, 10/11/2022 6:23:40 AM, 10/25/2022 12:27:43 PM, 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 9.815363627490084 (T) = (0 -260.39566675028703) / Math.Sqrt((1589.4752250768363 / (299)) + (297.83428368462256 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.12026730677888776 = (295.994077242778 - 260.39566675028703) / 295.994077242778 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x86
-- | --
OS | Windows 10.0.18362
Baseline | [bfa4812aec806f09f1e2927939ba98118e5e5bf7](https://github.com/dotnet/runtime/commit/bfa4812aec806f09f1e2927939ba98118e5e5bf7)
Compare | [2aebbf75167b3aa21cae23e6fd702688dd724663](https://github.com/dotnet/runtime/commit/2aebbf75167b3aa21cae23e6fd702688dd724663)
Diff | [Diff](https://github.com/dotnet/runtime/compare/bfa4812aec806f09f1e2927939ba98118e5e5bf7...2aebbf75167b3aa21cae23e6fd702688dd724663)


### Improvements in System.Numerics.Tests.Perf_BitOperations

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[LeadingZeroCount_ulong - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/System.Numerics.Tests.Perf_BitOperations.LeadingZeroCount_ulong.html>) | 1.23 μs | 942.92 ns | 0.77 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.Numerics.Tests.Perf_BitOperations_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.Numerics.Tests.Perf_BitOperations.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Numerics.Tests.Perf_BitOperations*'
```

### Related Issues

#### Regressions

* [[Perf] Windows/x86: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9746>)
* [[Perf] Windows/x64: 29 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9729>)
* [[Perf] Alpine/x64: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9724>)
* [[Perf] Linux/x64: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/runtime/issues/78401>)
#### Improvements
* [[Perf] Alpine/x64: 16 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9744>)
* [[Perf] Windows/x64: 15 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9740>)
* [[Perf] Linux/x64: 10 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9735>)

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-d8093d92-4694-402f-b88d-d22fbf857e593c65e572384417489/d9bb54c3-6622-42aa-a52f-953b46248d2a.zip?sv=2021-08-06&se=2022-12-07T11%3A27%3A53Z&sr=c&sp=rl&sig=oaesleG6FQNdnhRXI1VjGKTmud0EyhBM2W32tcCIPd8%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-e43c08ba-20a6-4bac-91dd-6ce79f33af318fe055bff994b79a8/f12531bd-5e65-41fa-afc3-e944f3b428a7.zip?sv=2021-08-06&se=2022-12-08T04%3A55%3A38Z&sr=c&sp=rl&sig=pkSJoSRvPkcal0p8%2FaMzL1Jg%2FGYeVR57MDMw8IllZP0%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_15_2022/refs/heads/main_x86_Windows 10.0.18362/System.Numerics.Tests.Perf_BitOperations.LeadingZeroCount_ulong.txt?sv=2018-03-28&sr=c&sig=XY91HfJ33gUz%2F6reRXA6dLc1DMCMz2Jx1g9tAdCYuJo%3D&se=2022-12-08T12%3A14%3A05Z&sp=racwdl>)
#### System.Numerics.Tests.Perf_BitOperations.LeadingZeroCount_ulong

```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 942.9160111736351 < 1.168888398888405.
IsChangePoint: Marked as a change because one of 9/9/2022 3:12:19 AM, 9/29/2022 7:42:19 AM, 10/2/2022 11:57:04 PM, 10/19/2022 7:27:15 PM, 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 16.06041921122691 (T) = (0 -943.2657118279471) / Math.Sqrt((20743.003630061005 / (299)) + (2.1012316717558557 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.12424494283285667 = (1077.0885124879376 - 943.2657118279471) / 1077.0885124879376 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x86
-- | --
OS | Windows 10.0.18362
Baseline | [bfa4812aec806f09f1e2927939ba98118e5e5bf7](https://github.com/dotnet/runtime/commit/bfa4812aec806f09f1e2927939ba98118e5e5bf7)
Compare | [2aebbf75167b3aa21cae23e6fd702688dd724663](https://github.com/dotnet/runtime/commit/2aebbf75167b3aa21cae23e6fd702688dd724663)
Diff | [Diff](https://github.com/dotnet/runtime/compare/bfa4812aec806f09f1e2927939ba98118e5e5bf7...2aebbf75167b3aa21cae23e6fd702688dd724663)


### Improvements in System.Collections.Tests.Perf_BitArray

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[BitArrayNot - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x86_Windows 10.0.18362/System.Collections.Tests.Perf_BitArray.BitArrayNot(Size%3a%20512).html>) | 13.47 ns | 11.19 ns | 0.83 | 0.28 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.Collections.Tests.Perf_BitArray_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_15_2022/refs/heads/main_x86_Windows%2010.0.18362_Improvement/System.Collections.Tests.Perf_BitArray.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.Tests.Perf_BitArray*'
```

### Related Issues

#### Regressions

* [[Perf] Windows/x86: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9746>)
* [[Perf] Windows/x64: 29 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9729>)
* [[Perf] Alpine/x64: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9724>)
* [[Perf] Linux/x64: 22 Regressions on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/runtime/issues/78401>)
#### Improvements
* [[Perf] Alpine/x64: 16 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9744>)
* [[Perf] Windows/x64: 15 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9740>)
* [[Perf] Linux/x64: 10 Improvements on 11/7/2022 8:57:30 PM](<https://github.com/dotnet/perf-autofiling-issues/issues/9735>)

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-d8093d92-4694-402f-b88d-d22fbf857e593c65e572384417489/d9bb54c3-6622-42aa-a52f-953b46248d2a.zip?sv=2021-08-06&se=2022-12-07T11%3A27%3A53Z&sr=c&sp=rl&sig=oaesleG6FQNdnhRXI1VjGKTmud0EyhBM2W32tcCIPd8%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-e43c08ba-20a6-4bac-91dd-6ce79f33af318fe055bff994b79a8/f12531bd-5e65-41fa-afc3-e944f3b428a7.zip?sv=2021-08-06&se=2022-12-08T04%3A55%3A38Z&sr=c&sp=rl&sig=pkSJoSRvPkcal0p8%2FaMzL1Jg%2FGYeVR57MDMw8IllZP0%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_15_2022/refs/heads/main_x86_Windows 10.0.18362/System.Collections.Tests.Perf_BitArray.BitArrayNot(Size- 512).txt?sv=2018-03-28&sr=c&sig=XY91HfJ33gUz%2F6reRXA6dLc1DMCMz2Jx1g9tAdCYuJo%3D&se=2022-12-08T12%3A14%3A05Z&sp=racwdl>)
#### System.Collections.Tests.Perf_BitArray.BitArrayNot(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 11.191963393520957 < 12.810523893695366.
IsChangePoint: Marked as a change because one of 9/2/2022 11:09:40 AM, 9/13/2022 6:36:50 PM, 10/11/2022 5:13:36 PM, 10/25/2022 12:27:43 PM, 11/7/2022 4:10:19 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsImprovementStdDev: Marked as improvement because 9.588722567223813 (T) = (0 -11.31547546089085) / Math.Sqrt((2.2657565747820687 / (299)) + (1.2313483521282258 / (38))) is greater than 1.967070609662329 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (38) - 2, .975) and 0.14489058957148943 = (13.232780884986944 - 11.31547546089085) / 13.232780884986944 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>




Architecture	x86
OS	Windows 10.0.18362
Baseline	bfa4812aec806f09f1e2927939ba98118e5e5bf7
Compare	2aebbf75167b3aa21cae23e6fd702688dd724663
Diff	Diff

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
ReadLine - Duration of single invocation	23.01 μs	7.45 μs	0.32	0.00	False
ReadLineAsync - Duration of single invocation	25.23 μs	8.90 μs	0.35	0.00	False
ReadLine - Duration of single invocation	83.84 μs	76.79 μs	0.92	0.01	False
ReadLine - Duration of single invocation	20.81 μs	6.51 μs	0.31	0.00	False
ReadLineAsync - Duration of single invocation	25.63 μs	9.04 μs	0.35	0.01	False
ReadLineAsync - Duration of single invocation	27.40 μs	8.70 μs	0.32	0.00	False
ReadLine - Duration of single invocation	20.38 μs	6.80 μs	0.33	0.00	False
ReadLine - Duration of single invocation	23.18 μs	9.52 μs	0.41	0.00	False
ReadLineAsync - Duration of single invocation	33.93 μs	19.88 μs	0.59	0.01	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
FooObjIsNull - Duration of single invocation	463.33 μs	313.12 μs	0.68	0.17	False
IFooFooIsIFoo - Duration of single invocation	439.11 μs	311.84 μs	0.71	0.17	False
ObjFooIsObj - Duration of single invocation	438.55 μs	311.83 μs	0.71	0.14	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
Char_ToLowerInvariant - Duration of single invocation	25.90 ns	22.54 ns	0.87	0.05	False
Char_ToUpperInvariant - Duration of single invocation	25.72 ns	23.37 ns	0.91	0.04	False

[Perf] Windows/x86: 21 Improvements on 11/7/2022 8:57:30 PM #9754

Description

Run Information

Improvements in System.IO.Tests.StreamReaderReadLineTests

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

System.IO.Tests.StreamReaderReadLineTests.ReadLine(LineLengthRange: [1025, 2048])

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic

Docs

Improvements in PerfLabTests.CastingPerf2.CastingPerf

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

PerfLabTests.CastingPerf2.CastingPerf.FooObjIsNull

Description of detection logic

Description of detection logic

Description of detection logic

Docs

Run Information

Improvements in System.Collections.IterateForEach<Int32>

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

System.Collections.IterateForEach<Int32>.ImmutableQueue(Size: 512)

Description of detection logic

Docs

Run Information

Improvements in System.Tests.Perf_Char

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

System.Tests.Perf_Char.Char_ToLowerInvariant(input: "Hello World!")

Description of detection logic

Description of detection logic

Docs

Run Information

Improvements in System.Collections.IndexerSet<String>

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

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

Description of detection logic

Docs

Run Information

Improvements in System.Numerics.Tests.Perf_BitOperations

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram