[Perf] Linux/x64: 32 Regressions on 10/25/2022 7:09:53 PM

### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### Regressions in System.Collections.ContainsTrue&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Span - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Collections.ContainsTrue(String).Span(Size%3a%20512).html>) | 329.75 μs | 348.21 μs | 1.06 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.ContainsTrue(String)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.ContainsTrue(String).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.ContainsTrue&lt;String&gt;*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-12c4cbfb-641c-46b6-aa89-68e095984613bc32bc8e8414225b0/07e0f143-4113-484d-8220-c3271ae0f75b.zip?sv=2021-08-06&se=2022-11-24T13%3A56%3A09Z&sr=c&sp=rl&sig=5pEG5bmGRrsHENMm9V8qZYNifBH1oAmgcHew6YxPvGs%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0e7fed22-b504-4454-967c-a0521ab8961aac9d60a85534eadaa/e496002b-70fa-4327-8130-475f23fd159e.zip?sv=2021-08-06&se=2022-11-25T00%3A30%3A34Z&sr=c&sp=rl&sig=pvD9D%2BhOYBMWg22%2BhD%2F3C1G0jlOscSC5YAZ9%2FylOYiw%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_ubuntu 18.04/System.Collections.ContainsTrue-String-.Span(Size- 512).txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Collections.ContainsTrue&lt;String&gt;.Span(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 348.2055614087301 > 345.6457712109375.
IsChangePoint: Marked as a change because one of 8/17/2022 6:09:21 PM, 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 9/29/2022 7:42:19 AM, 10/11/2022 8:42:28 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -206.85114371288367 (T) = (0 -348224.7859634886) / Math.Sqrt((74161.45389414101 / (21)) + (150050.10647381173 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.05805811303646832 = (329116.880890536 - 348224.7859634886) / 329116.880890536 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>
### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Count - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern%3a%20%22(%3fi)Sher%5ba-z%5d%2b%7cHol%5ba-z%5d%2b%22%2c%20Options%3a%20None).html>) | 4.16 ms | 4.49 ms | 1.08 | 0.01 | False | | |
[Count - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern%3a%20%22(%3fs).*%22%2c%20Options%3a%20None).html>) | 1.30 ms | 1.55 ms | 1.19 | 0.26 | False | | |
[Count - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern%3a%20%22Sherlock%7cHolmes%22%2c%20Options%3a%20None).html>) | 190.22 μs | 209.26 μs | 1.10 | 0.01 | False | | |
[Count - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern%3a%20%22(%3fi)Sher%5ba-z%5d%2b%7cHol%5ba-z%5d%2b%22%2c%20Options%3a%20NonBacktracking).html>) | 971.93 μs | 1.03 ms | 1.06 | 0.03 | False | | |
[Count - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern%3a%20%22(%3fi)Sherlock%7cHolmes%7cWatson%22%2c%20Options%3a%20NonBacktracking).html>) | 2.67 ms | 3.19 ms | 1.19 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock_3.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock_4.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock_5.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-12c4cbfb-641c-46b6-aa89-68e095984613bc32bc8e8414225b0/07e0f143-4113-484d-8220-c3271ae0f75b.zip?sv=2021-08-06&se=2022-11-24T13%3A56%3A09Z&sr=c&sp=rl&sig=5pEG5bmGRrsHENMm9V8qZYNifBH1oAmgcHew6YxPvGs%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0e7fed22-b504-4454-967c-a0521ab8961aac9d60a85534eadaa/e496002b-70fa-4327-8130-475f23fd159e.zip?sv=2021-08-06&se=2022-11-25T00%3A30%3A34Z&sr=c&sp=rl&sig=pvD9D%2BhOYBMWg22%2BhD%2F3C1G0jlOscSC5YAZ9%2FylOYiw%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_ubuntu 18.04/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern- -(-i)Sherlock-Holmes-Watson-, Options- NonBacktracking).txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sher[a-z]+|Hol[a-z]+", Options: None)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 4.493463667132867 > 4.378656754727402.
IsChangePoint: Marked as a change because one of 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -17.066343101010023 (T) = (0 -4410648.13644602) / Math.Sqrt((827331810.7820512 / (21)) + (4424998451.8592415 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.055852433861574714 = (4177333.872608441 - 4410648.13644602) / 4177333.872608441 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?s).*", Options: None)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 1.547016403409091 > 1.361408795984456.
IsChangePoint: Marked as a change because one of 9/23/2022 1:16:35 AM, 10/6/2022 2:13:23 PM, 10/11/2022 8:42:28 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -18.310968982104516 (T) = (0 -1482803.5309941685) / Math.Sqrt((474278.6164436224 / (21)) + (3105909146.1308436 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.14372428967482215 = (1296469.3889781353 - 1482803.5309941685) / 1296469.3889781353 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Holmes", Options: None)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 209.26475935897435 > 199.8091286017693.
IsChangePoint: Marked as a change because one of 8/17/2022 1:34:50 AM, 10/26/2022 8:56:26 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -12.540616586135576 (T) = (0 -202689.58903467935) / Math.Sqrt((13179114.31792569 / (29)) + (9335908.352595696 / (22))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (29) + (22) - 2, .025) and -0.06157223396348942 = (190933.39346105244 - 202689.58903467935) / 190933.39346105244 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sher[a-z]+|Hol[a-z]+", Options: NonBacktracking)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 1.0336038518229167 > 1023.2463060107423.
IsChangePoint: Marked as a change because one of 8/15/2022 9:13:40 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -24.579952971041244 (T) = (0 -1054510.263536773) / Math.Sqrt((25627955.00179588 / (21)) + (263072765.7990181 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.07953103099040411 = (976822.55837456 - 1054510.263536773) / 976822.55837456 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock|Holmes|Watson", Options: NonBacktracking)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 3.1887315467032966 > 2.802750828446228.
IsChangePoint: Marked as a change because one of 9/9/2022 3:12:19 AM, 9/13/2022 12:23:36 PM, 9/27/2022 11:22:50 AM, 10/2/2022 4:08:26 PM, 10/27/2022 12:34:03 AM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -44.270615550995615 (T) = (0 -3192920.87465036) / Math.Sqrt((3433858303.7520585 / (29)) + (26149832.85385392 / (21))) is less than -2.010634757623041 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (29) + (21) - 2, .025) and -0.17878246986091595 = (2708659.9574449826 - 3192920.87465036) / 2708659.9574449826 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### Regressions in PerfLabTests.LowLevelPerf

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[StaticDelegate - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/PerfLabTests.LowLevelPerf.StaticDelegate.html>) | 195.82 μs | 217.66 μs | 1.11 | 0.02 | False | | |
[ForeachOverList100Elements - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/PerfLabTests.LowLevelPerf.ForeachOverList100Elements.html>) | 9.45 ms | 10.53 ms | 1.11 | 0.24 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/PerfLabTests.LowLevelPerf_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/PerfLabTests.LowLevelPerf_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/PerfLabTests.LowLevelPerf.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'PerfLabTests.LowLevelPerf*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-12c4cbfb-641c-46b6-aa89-68e095984613bc32bc8e8414225b0/07e0f143-4113-484d-8220-c3271ae0f75b.zip?sv=2021-08-06&se=2022-11-24T13%3A56%3A09Z&sr=c&sp=rl&sig=5pEG5bmGRrsHENMm9V8qZYNifBH1oAmgcHew6YxPvGs%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0e7fed22-b504-4454-967c-a0521ab8961aac9d60a85534eadaa/e496002b-70fa-4327-8130-475f23fd159e.zip?sv=2021-08-06&se=2022-11-25T00%3A30%3A34Z&sr=c&sp=rl&sig=pvD9D%2BhOYBMWg22%2BhD%2F3C1G0jlOscSC5YAZ9%2FylOYiw%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_ubuntu 18.04/PerfLabTests.LowLevelPerf.ForeachOverList100Elements.txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### PerfLabTests.LowLevelPerf.StaticDelegate

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 217.6633865451389 > 205.61560286914062.
IsChangePoint: Marked as a change because one of 10/6/2022 2:13:23 PM, 10/11/2022 8:42:28 PM, 10/17/2022 12:47:34 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -491.62062971113295 (T) = (0 -217558.02159717455) / Math.Sqrt((31145.434867629356 / (21)) + (14040.43149598162 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.11088342291765999 = (195842.351329515 - 217558.02159717455) / 195842.351329515 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### PerfLabTests.LowLevelPerf.ForeachOverList100Elements

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 10.529357680952382 > 9.902362920000002.
IsChangePoint: Marked as a change because one of 8/17/2022 6:09:21 PM, 9/3/2022 11:44:47 AM, 9/23/2022 1:16:35 AM, 10/11/2022 8:42:28 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -13.800848561364147 (T) = (0 -10508280.02758456) / Math.Sqrt((75134388575.36307 / (21)) + (55798726029.99199 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.10723183982890894 = (9490586.930022094 - 10508280.02758456) / 9490586.930022094 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### Regressions in System.Collections.ContainsFalse&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Queue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Collections.ContainsFalse(String).Queue(Size%3a%20512).html>) | 643.11 μs | 719.90 μs | 1.12 | 0.06 | False | | |
[Span - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Collections.ContainsFalse(String).Span(Size%3a%20512).html>) | 653.35 μs | 692.32 μs | 1.06 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.ContainsFalse(String)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.ContainsFalse(String)_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.ContainsFalse(String).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.ContainsFalse&lt;String&gt;*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-12c4cbfb-641c-46b6-aa89-68e095984613bc32bc8e8414225b0/07e0f143-4113-484d-8220-c3271ae0f75b.zip?sv=2021-08-06&se=2022-11-24T13%3A56%3A09Z&sr=c&sp=rl&sig=5pEG5bmGRrsHENMm9V8qZYNifBH1oAmgcHew6YxPvGs%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0e7fed22-b504-4454-967c-a0521ab8961aac9d60a85534eadaa/e496002b-70fa-4327-8130-475f23fd159e.zip?sv=2021-08-06&se=2022-11-25T00%3A30%3A34Z&sr=c&sp=rl&sig=pvD9D%2BhOYBMWg22%2BhD%2F3C1G0jlOscSC5YAZ9%2FylOYiw%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_ubuntu 18.04/System.Collections.ContainsFalse-String-.Span(Size- 512).txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Collections.ContainsFalse&lt;String&gt;.Queue(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 719.8986818181819 > 675.5438804625.
IsChangePoint: Marked as a change because one of 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 9/29/2022 7:42:19 AM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -24.991900567335207 (T) = (0 -720077.9707410646) / Math.Sqrt((174888517.99509206 / (20)) + (5003414.553383169 / (30))) is less than -2.010634757623041 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (20) + (30) - 2, .025) and -0.11558179327996818 = (645473.0393402474 - 720077.9707410646) / 645473.0393402474 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.ContainsFalse&lt;String&gt;.Span(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 692.3166888586956 > 686.176015219351.
IsChangePoint: Marked as a change because one of 8/17/2022 6:09:21 PM, 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 9/29/2022 7:42:19 AM, 10/11/2022 8:42:28 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -177.07157018193342 (T) = (0 -690190.933364472) / Math.Sqrt((530786.6195511797 / (21)) + (549137.5919525089 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.056588719573394 = (653225.7259410663 - 690190.933364472) / 653225.7259410663 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### Regressions in System.Collections.TryGetValueFalse&lt;Int32, Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ImmutableDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Collections.TryGetValueFalse(Int32%2c%20Int32).ImmutableDictionary(Size%3a%20512).html>) | 16.03 μs | 17.01 μs | 1.06 | 0.04 | False | | |
[ConcurrentDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Collections.TryGetValueFalse(Int32%2c%20Int32).ConcurrentDictionary(Size%3a%20512).html>) | 2.35 μs | 2.56 μs | 1.09 | 0.12 | False | | |
[ImmutableSortedDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Collections.TryGetValueFalse(Int32%2c%20Int32).ImmutableSortedDictionary(Size%3a%20512).html>) | 28.24 μs | 30.47 μs | 1.08 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.TryGetValueFalse(Int32,%20Int32)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.TryGetValueFalse(Int32,%20Int32)_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.TryGetValueFalse(Int32,%20Int32)_3.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.TryGetValueFalse(Int32,%20Int32).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.TryGetValueFalse&lt;Int32, Int32&gt;*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-12c4cbfb-641c-46b6-aa89-68e095984613bc32bc8e8414225b0/07e0f143-4113-484d-8220-c3271ae0f75b.zip?sv=2021-08-06&se=2022-11-24T13%3A56%3A09Z&sr=c&sp=rl&sig=5pEG5bmGRrsHENMm9V8qZYNifBH1oAmgcHew6YxPvGs%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0e7fed22-b504-4454-967c-a0521ab8961aac9d60a85534eadaa/e496002b-70fa-4327-8130-475f23fd159e.zip?sv=2021-08-06&se=2022-11-25T00%3A30%3A34Z&sr=c&sp=rl&sig=pvD9D%2BhOYBMWg22%2BhD%2F3C1G0jlOscSC5YAZ9%2FylOYiw%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_ubuntu 18.04/System.Collections.TryGetValueFalse-Int32, Int32-.ImmutableSortedDictionary(Size- 512).txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Collections.TryGetValueFalse&lt;Int32, Int32&gt;.ImmutableDictionary(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 17.012081173007246 > 16.805652585642605.
IsChangePoint: Marked as a change because one of 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 9/24/2022 1:05:07 PM, 10/2/2022 4:08:26 PM, 10/11/2022 8:42:28 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -47.50671320010254 (T) = (0 -17001.18709632753) / Math.Sqrt((6150.357983167147 / (21)) + (3779.6584697791754 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.06065784020719337 = (16028.908147236667 - 17001.18709632753) / 16028.908147236667 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.TryGetValueFalse&lt;Int32, Int32&gt;.ConcurrentDictionary(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 2.5610707569596776 > 2.4665053247981485.
IsChangePoint: Marked as a change because one of 8/15/2022 9:13:40 PM, 10/26/2022 7:11:30 AM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -8.772192313374665 (T) = (0 -2559.366384941995) / Math.Sqrt((8025.478223080907 / (25)) + (830.935643360025 / (26))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (25) + (26) - 2, .025) and -0.06882669439386868 = (2394.556945823112 - 2559.366384941995) / 2394.556945823112 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.TryGetValueFalse&lt;Int32, Int32&gt;.ImmutableSortedDictionary(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 30.465889662991117 > 29.639150447314986.
IsChangePoint: Marked as a change because one of 8/17/2022 1:34:50 AM, 10/11/2022 8:42:28 PM, 10/17/2022 12:47:34 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -26.32998319617529 (T) = (0 -30272.59817068933) / Math.Sqrt((79354.79165545886 / (21)) + (48156.74285734917 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.06817024755190104 = (28340.611658178976 - 30272.59817068933) / 28340.611658178976 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### Regressions in System.Collections.IterateFor&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ImmutableSortedSet - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Collections.IterateFor(String).ImmutableSortedSet(Size%3a%20512).html>) | 10.73 μs | 12.00 μs | 1.12 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.IterateFor(String)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.IterateFor(String).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateFor&lt;String&gt;*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-12c4cbfb-641c-46b6-aa89-68e095984613bc32bc8e8414225b0/07e0f143-4113-484d-8220-c3271ae0f75b.zip?sv=2021-08-06&se=2022-11-24T13%3A56%3A09Z&sr=c&sp=rl&sig=5pEG5bmGRrsHENMm9V8qZYNifBH1oAmgcHew6YxPvGs%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0e7fed22-b504-4454-967c-a0521ab8961aac9d60a85534eadaa/e496002b-70fa-4327-8130-475f23fd159e.zip?sv=2021-08-06&se=2022-11-25T00%3A30%3A34Z&sr=c&sp=rl&sig=pvD9D%2BhOYBMWg22%2BhD%2F3C1G0jlOscSC5YAZ9%2FylOYiw%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_ubuntu 18.04/System.Collections.IterateFor-String-.ImmutableSortedSet(Size- 512).txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Collections.IterateFor&lt;String&gt;.ImmutableSortedSet(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 11.996411522239264 > 11.228035864579732.
IsChangePoint: Marked as a change because one of 8/15/2022 9:13:40 PM, 9/23/2022 1:16:35 AM, 9/24/2022 1:05:07 PM, 10/2/2022 4:08:26 PM, 10/6/2022 2:13:23 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -130.3921189055388 (T) = (0 -12013.759514239659) / Math.Sqrt((1167.9439779562194 / (21)) + (1384.6536996364002 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.12295552849088558 = (10698.339524081312 - 12013.759514239659) / 10698.339524081312 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### Regressions in System.Collections.TryAddGiventSize&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Dictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Collections.TryAddGiventSize(Int32).Dictionary(Count%3a%20512).html>) | 3.65 μs | 4.39 μs | 1.20 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.TryAddGiventSize(Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.TryAddGiventSize(Int32).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.TryAddGiventSize&lt;Int32&gt;*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-12c4cbfb-641c-46b6-aa89-68e095984613bc32bc8e8414225b0/07e0f143-4113-484d-8220-c3271ae0f75b.zip?sv=2021-08-06&se=2022-11-24T13%3A56%3A09Z&sr=c&sp=rl&sig=5pEG5bmGRrsHENMm9V8qZYNifBH1oAmgcHew6YxPvGs%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0e7fed22-b504-4454-967c-a0521ab8961aac9d60a85534eadaa/e496002b-70fa-4327-8130-475f23fd159e.zip?sv=2021-08-06&se=2022-11-25T00%3A30%3A34Z&sr=c&sp=rl&sig=pvD9D%2BhOYBMWg22%2BhD%2F3C1G0jlOscSC5YAZ9%2FylOYiw%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_ubuntu 18.04/System.Collections.TryAddGiventSize-Int32-.Dictionary(Count- 512).txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Collections.TryAddGiventSize&lt;Int32&gt;.Dictionary(Count: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 4.385938354224699 > 3.8692905314237347.
IsChangePoint: Marked as a change because one of 8/17/2022 6:09:21 PM, 9/3/2022 11:44:47 AM, 9/26/2022 8:26:31 AM, 9/27/2022 11:22:50 AM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -106.77578734580163 (T) = (0 -4400.73025512728) / Math.Sqrt((466.81927228543293 / (21)) + (699.5872875016653 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.19581813177207344 = (3680.099956843665 - 4400.73025512728) / 3680.099956843665 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### Regressions in System.Collections.IterateForEach&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ConcurrentStack - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Collections.IterateForEach(Int32).ConcurrentStack(Size%3a%20512).html>) | 1.87 μs | 2.04 μs | 1.09 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.IterateForEach(Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Collections.IterateForEach(Int32).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateForEach&lt;Int32&gt;*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-12c4cbfb-641c-46b6-aa89-68e095984613bc32bc8e8414225b0/07e0f143-4113-484d-8220-c3271ae0f75b.zip?sv=2021-08-06&se=2022-11-24T13%3A56%3A09Z&sr=c&sp=rl&sig=5pEG5bmGRrsHENMm9V8qZYNifBH1oAmgcHew6YxPvGs%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0e7fed22-b504-4454-967c-a0521ab8961aac9d60a85534eadaa/e496002b-70fa-4327-8130-475f23fd159e.zip?sv=2021-08-06&se=2022-11-25T00%3A30%3A34Z&sr=c&sp=rl&sig=pvD9D%2BhOYBMWg22%2BhD%2F3C1G0jlOscSC5YAZ9%2FylOYiw%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_ubuntu 18.04/System.Collections.IterateForEach-Int32-.ConcurrentStack(Size- 512).txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Collections.IterateForEach&lt;Int32&gt;.ConcurrentStack(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 2.03547957090767 > 1.9664464559673966.
IsChangePoint: Marked as a change because one of 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 10/6/2022 2:13:23 PM, 10/11/2022 8:42:28 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -216.10574352854545 (T) = (0 -2032.0408076969043) / Math.Sqrt((6.494821879483919 / (21)) + (6.8336840647786 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.0845255035453215 = (1873.6680705563388 - 2032.0408076969043) / 1873.6680705563388 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [7175e861011e323295f5fcfc0a5fac648974b80d](https://github.com/dotnet/runtime/commit/7175e861011e323295f5fcfc0a5fac648974b80d)
Compare | [54b12a83a329dbc4079c254dc7071cb528e1f2f1](https://github.com/dotnet/runtime/commit/54b12a83a329dbc4079c254dc7071cb528e1f2f1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7175e861011e323295f5fcfc0a5fac648974b80d...54b12a83a329dbc4079c254dc7071cb528e1f2f1)


### Regressions in System.Text.Json.Tests.Perf_Get

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[GetDateTime - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Text.Json.Tests.Perf_Get.GetDateTime.html>) | 3.44 μs | 3.72 μs | 1.08 | 0.08 | False | | |
[GetDateTimeOffset - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Text.Json.Tests.Perf_Get.GetDateTimeOffset.html>) | 4.57 μs | 4.96 μs | 1.09 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Text.Json.Tests.Perf_Get_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Text.Json.Tests.Perf_Get_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_01_2022/refs/heads/main_x64_ubuntu%2018.04_Regression/System.Text.Json.Tests.Perf_Get.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Tests.Perf_Get*'
```

### Related Issues

#### Regressions

#### Improvements

<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-12c4cbfb-641c-46b6-aa89-68e095984613bc32bc8e8414225b0/07e0f143-4113-484d-8220-c3271ae0f75b.zip?sv=2021-08-06&se=2022-11-24T13%3A56%3A09Z&sr=c&sp=rl&sig=5pEG5bmGRrsHENMm9V8qZYNifBH1oAmgcHew6YxPvGs%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0e7fed22-b504-4454-967c-a0521ab8961aac9d60a85534eadaa/e496002b-70fa-4327-8130-475f23fd159e.zip?sv=2021-08-06&se=2022-11-25T00%3A30%3A34Z&sr=c&sp=rl&sig=pvD9D%2BhOYBMWg22%2BhD%2F3C1G0jlOscSC5YAZ9%2FylOYiw%3D>)
### Histogram

### Edge Detector Info

[Collection Data](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/reports/11_01_2022/refs/heads/main_x64_ubuntu 18.04/System.Text.Json.Tests.Perf_Get.GetDateTimeOffset.txt?sv=2018-03-28&sr=c&sig=JoytaT70%2ByX0ce090BDZwAg8TDntVqLeANIlSNxVryw%3D&se=2022-11-24T00%3A17%3A57Z&sp=racwdl>)
#### System.Text.Json.Tests.Perf_Get.GetDateTime

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 3.71621226471289 > 3.491275978957627.
IsChangePoint: Marked as a change because one of 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/23/2022 1:16:35 AM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -45.98899885496576 (T) = (0 -3762.501630236339) / Math.Sqrt((698.2971355265902 / (21)) + (1664.5884953435989 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.13012469791721704 = (3329.280067208961 - 3762.501630236339) / 3329.280067208961 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Get.GetDateTimeOffset

```log

```
### Description of detection logic
```IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 4.964670451719576 > 4.799204002144576.
IsChangePoint: Marked as a change because one of 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -13.359149183682042 (T) = (0 -4929.35426902658) / Math.Sqrt((7849.8676678818565 / (21)) + (1074.5974411057664 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.05803373507887121 = (4658.976463221299 - 4929.35426902658) / 4658.976463221299 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>




Architecture	x64
OS	ubuntu 18.04
Baseline	7175e861011e323295f5fcfc0a5fac648974b80d
Compare	54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff	Diff

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
Count - Duration of single invocation	4.16 ms	4.49 ms	1.08	0.01	False
Count - Duration of single invocation	1.30 ms	1.55 ms	1.19	0.26	False
Count - Duration of single invocation	190.22 μs	209.26 μs	1.10	0.01	False
Count - Duration of single invocation	971.93 μs	1.03 ms	1.06	0.03	False
Count - Duration of single invocation	2.67 ms	3.19 ms	1.19	0.04	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
StaticDelegate - Duration of single invocation	195.82 μs	217.66 μs	1.11	0.02	False
ForeachOverList100Elements - Duration of single invocation	9.45 ms	10.53 ms	1.11	0.24	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
Queue - Duration of single invocation	643.11 μs	719.90 μs	1.12	0.06	False
Span - Duration of single invocation	653.35 μs	692.32 μs	1.06	0.03	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
ImmutableDictionary - Duration of single invocation	16.03 μs	17.01 μs	1.06	0.04	False
ConcurrentDictionary - Duration of single invocation	2.35 μs	2.56 μs	1.09	0.12	False
ImmutableSortedDictionary - Duration of single invocation	28.24 μs	30.47 μs	1.08	0.02	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
GetDateTime - Duration of single invocation	3.44 μs	3.72 μs	1.08	0.08	False
GetDateTimeOffset - Duration of single invocation	4.57 μs	4.96 μs	1.09	0.01	False

[Perf] Linux/x64: 32 Regressions on 10/25/2022 7:09:53 PM #9302

Description

Run Information

Regressions in System.Collections.ContainsTrue<String>

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

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

Description of detection logic

Docs

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sher[a-z]+|Hol[a-z]+", Options: None)

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic

Description of detection logic

Docs

Run Information

Regressions in PerfLabTests.LowLevelPerf

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

PerfLabTests.LowLevelPerf.StaticDelegate

Description of detection logic

Description of detection logic

Docs

Run Information

Regressions in System.Collections.ContainsFalse<String>

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

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

Description of detection logic

Description of detection logic

Docs

Run Information

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

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

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

Description of detection logic

Description of detection logic

Description of detection logic

Docs

Run Information

Regressions in System.Collections.IterateFor<String>

Repro

Related Issues

Regressions

Improvements

Payloads

Histogram

Edge Detector Info

System.Collections.IterateFor<String>.ImmutableSortedSet(Size: 512)

Description of detection logic