[Perf] Changes at 5/30/2022 5:18:40 PM

### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Memory.Span&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[BinarySearch - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Memory.Span(Int32).BinarySearch(Size%3a%20512).html>) | 17.23 ns | 15.59 ns | 0.90 | 0.04 | False | | |
[Fill - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Memory.Span(Int32).Fill(Size%3a%20512).html>) | 29.63 ns | 17.23 ns | 0.58 | 0.37 | False | | |
[LastIndexOfValue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Memory.Span(Int32).LastIndexOfValue(Size%3a%20512).html>) | 77.13 ns | 64.06 ns | 0.83 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Memory.Span(Int32)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Memory.Span(Int32)_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Memory.Span(Int32)_3.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Memory.Span(Int32).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Memory.Span&lt;Int32&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0969fae4-807a-4869-b071-1216a79b3d6dd2c3a319bca463ab5/58ba92e6-6470-4bff-961e-bd08bba3d216.zip?sv=2019-07-07&se=2022-06-29T13%3A54%3A26Z&sr=c&sp=rl&sig=K9no%2FIi%2Bxcxsg4E8UKhKuJTXKBjl%2FCQE%2B9ddHAvxdmw%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-7079ac85-9426-439a-a724-daab1382b66c1924634b4f24f66ad/8aef9569-687e-412c-9c81-e053e949dd43.zip?sv=2019-07-07&se=2022-06-29T22%3A57%3A34Z&sr=c&sp=rl&sig=JdDYdXOj3zVW8fISdvtX%2BwRS%2FcmpGxw7TRD2leZHGsE%3D>)
### Histogram

#### System.Memory.Span&lt;Int32&gt;.BinarySearch(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 15.592494787000959 < 16.5511516757645.
IsChangePoint: Marked as a change because one of 3/30/2022 1:01:49 AM, 5/9/2022 3:10:19 PM, 5/11/2022 11:37:12 AM, 5/30/2022 12:57:05 PM, 5/31/2022 8:51:40 AM falls between 5/22/2022 6:37:49 PM and 5/31/2022 8:51:40 AM.
IsImprovementStdDev: Marked as improvement because 16.450047805874036 (T) = (0 -15.367748842685288) / Math.Sqrt((0.1319640915624287 / (299)) + (0.039329367201663024 / (3))) is greater than 1.9679030112610798 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (3) - 2, .975) and 0.11080102736192335 = (17.28268848207531 - 15.367748842685288) / 17.28268848207531 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Int32&gt;.Fill(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 17.226804705926018 < 28.01300286070892.
IsChangePoint: Marked as a change because one of 4/8/2022 7:02:49 PM, 4/22/2022 6:17:37 AM, 5/9/2022 11:56:12 AM, 5/15/2022 3:27:46 PM, 5/20/2022 9:09:19 PM, 5/23/2022 1:47:22 PM, 5/31/2022 8:51:40 AM falls between 5/22/2022 6:37:49 PM and 5/31/2022 8:51:40 AM.
IsImprovementStdDev: Marked as improvement because 12.200056374464477 (T) = (0 -18.085486504894273) / Math.Sqrt((24.081831887748898 / (299)) + (2.878359364240584 / (46))) is greater than 1.9669042814877102 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (46) - 2, .975) and 0.20331139570438556 = (22.70082238829612 - 18.085486504894273) / 22.70082238829612 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Int32&gt;.LastIndexOfValue(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 64.05797035756451 < 72.4237735161685.
IsChangePoint: Marked as a change because one of 4/7/2022 3:14:09 PM, 5/9/2022 11:56:12 AM, 5/11/2022 7:02:26 PM, 5/20/2022 10:18:01 PM, 5/25/2022 1:42:32 AM, 5/31/2022 8:51:40 AM falls between 5/22/2022 6:37:49 PM and 5/31/2022 8:51:40 AM.
IsImprovementStdDev: Marked as improvement because 11.751334052507293 (T) = (0 -63.73403223289633) / Math.Sqrt((41.93920278583885 / (299)) + (0.21416482772262305 / (35))) is greater than 1.9671350567190904 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (35) - 2, .975) and 0.0658958006112446 = (68.23010995411606 - 63.73403223289633) / 68.23010995411606 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>
### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[IterateTryGetTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Buffers.Tests.ReadOnlySequenceTests(Byte).IterateTryGetTenSegments.html>) | 38.19 ns | 32.77 ns | 0.86 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests(Byte)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests(Byte).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0969fae4-807a-4869-b071-1216a79b3d6dd2c3a319bca463ab5/58ba92e6-6470-4bff-961e-bd08bba3d216.zip?sv=2019-07-07&se=2022-06-29T13%3A54%3A26Z&sr=c&sp=rl&sig=K9no%2FIi%2Bxcxsg4E8UKhKuJTXKBjl%2FCQE%2B9ddHAvxdmw%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-7079ac85-9426-439a-a724-daab1382b66c1924634b4f24f66ad/8aef9569-687e-412c-9c81-e053e949dd43.zip?sv=2019-07-07&se=2022-06-29T22%3A57%3A34Z&sr=c&sp=rl&sig=JdDYdXOj3zVW8fISdvtX%2BwRS%2FcmpGxw7TRD2leZHGsE%3D>)
### Histogram

#### System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;.IterateTryGetTenSegments

```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 32.772523607777195 < 36.28027208273568.
IsChangePoint: Marked as a change because one of 3/29/2022 3:04:55 PM, 5/15/2022 3:27:46 PM, 5/30/2022 12:57:05 PM, 5/31/2022 8:51:40 AM falls between 5/22/2022 6:37:49 PM and 5/31/2022 8:51:40 AM.
IsImprovementStdDev: Marked as improvement because 92.88034521139106 (T) = (0 -32.71509195136455) / Math.Sqrt((0.8173863600975602 / (299)) + (0.0024745036713131902 / (3))) is greater than 1.9679030112610798 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (3) - 2, .975) and 0.14483206730056658 = (38.25575153186076 - 32.71509195136455) / 38.25575153186076 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Tests.Perf_String

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Replace_Char - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Tests.Perf_String.Replace_Char(text%3a%20%22This%20is%20a%20very%20nice%20sentence%22%2c%20oldChar%3a%20%27i%27%2c%20newChar%3a%20%27I%27).html>) | 22.08 ns | 20.40 ns | 0.92 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Tests.Perf_String_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Tests.Perf_String.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_String*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0969fae4-807a-4869-b071-1216a79b3d6dd2c3a319bca463ab5/58ba92e6-6470-4bff-961e-bd08bba3d216.zip?sv=2019-07-07&se=2022-06-29T13%3A54%3A26Z&sr=c&sp=rl&sig=K9no%2FIi%2Bxcxsg4E8UKhKuJTXKBjl%2FCQE%2B9ddHAvxdmw%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-7079ac85-9426-439a-a724-daab1382b66c1924634b4f24f66ad/8aef9569-687e-412c-9c81-e053e949dd43.zip?sv=2019-07-07&se=2022-06-29T22%3A57%3A34Z&sr=c&sp=rl&sig=JdDYdXOj3zVW8fISdvtX%2BwRS%2FcmpGxw7TRD2leZHGsE%3D>)
### Histogram

#### System.Tests.Perf_String.Replace_Char(text: "This is a very nice sentence", oldChar: 'i', newChar: 'I')

```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 20.398996796312794 < 20.99832831230606.
IsChangePoint: Marked as a change because one of 3/30/2022 6:37:35 PM, 4/8/2022 10:19:59 AM, 5/21/2022 3:14:39 PM, 5/30/2022 12:57:05 PM, 5/31/2022 8:51:40 AM falls between 5/22/2022 6:37:49 PM and 5/31/2022 8:51:40 AM.
IsImprovementStdDev: Marked as improvement because 24.388580846029974 (T) = (0 -20.38978728865784) / Math.Sqrt((0.5469089002260612 / (299)) + (0.00222479792610978 / (3))) is greater than 1.9679030112610798 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (3) - 2, .975) and 0.057178308176395735 = (21.626345114334338 - 20.38978728865784) / 21.626345114334338 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Tests.Perf_Int32

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[TryFormat - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Tests.Perf_Int32.TryFormat(value%3a%20-2147483648).html>) | 20.68 ns | 17.38 ns | 0.84 | 0.07 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Tests.Perf_Int32_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Tests.Perf_Int32.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_Int32*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0969fae4-807a-4869-b071-1216a79b3d6dd2c3a319bca463ab5/58ba92e6-6470-4bff-961e-bd08bba3d216.zip?sv=2019-07-07&se=2022-06-29T13%3A54%3A26Z&sr=c&sp=rl&sig=K9no%2FIi%2Bxcxsg4E8UKhKuJTXKBjl%2FCQE%2B9ddHAvxdmw%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-7079ac85-9426-439a-a724-daab1382b66c1924634b4f24f66ad/8aef9569-687e-412c-9c81-e053e949dd43.zip?sv=2019-07-07&se=2022-06-29T22%3A57%3A34Z&sr=c&sp=rl&sig=JdDYdXOj3zVW8fISdvtX%2BwRS%2FcmpGxw7TRD2leZHGsE%3D>)
### Histogram

#### System.Tests.Perf_Int32.TryFormat(value: -2147483648)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 17.382611474049334 < 19.183153500177347.
IsChangePoint: Marked as a change because one of 5/5/2022 12:13:02 AM, 5/30/2022 12:57:05 PM, 5/31/2022 8:51:40 AM falls between 5/22/2022 6:37:49 PM and 5/31/2022 8:51:40 AM.
IsImprovementStdDev: Marked as improvement because 17.395674120564507 (T) = (0 -17.304572516816087) / Math.Sqrt((1.3888560576632258 / (299)) + (0.006110892822634792 / (3))) is greater than 1.9679030112610798 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (3) - 2, .975) and 0.07593388543252357 = (18.726552401410977 - 17.304572516816087) / 18.726552401410977 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Collections.CtorFromCollection&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[HashSet - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Collections.CtorFromCollection(Int32).HashSet(Size%3a%20512).html>) | 6.21 μs | 5.64 μs | 0.91 | 0.11 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Collections.CtorFromCollection(Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Collections.CtorFromCollection(Int32).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.CtorFromCollection&lt;Int32&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0969fae4-807a-4869-b071-1216a79b3d6dd2c3a319bca463ab5/58ba92e6-6470-4bff-961e-bd08bba3d216.zip?sv=2019-07-07&se=2022-06-29T13%3A54%3A26Z&sr=c&sp=rl&sig=K9no%2FIi%2Bxcxsg4E8UKhKuJTXKBjl%2FCQE%2B9ddHAvxdmw%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-7079ac85-9426-439a-a724-daab1382b66c1924634b4f24f66ad/8aef9569-687e-412c-9c81-e053e949dd43.zip?sv=2019-07-07&se=2022-06-29T22%3A57%3A34Z&sr=c&sp=rl&sig=JdDYdXOj3zVW8fISdvtX%2BwRS%2FcmpGxw7TRD2leZHGsE%3D>)
### Histogram

#### System.Collections.CtorFromCollection&lt;Int32&gt;.HashSet(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 5.636342828310011 < 6.05340762928391.
IsChangePoint: Marked as a change because one of 4/22/2022 6:17:37 AM, 5/18/2022 10:04:15 AM, 5/30/2022 12:57:05 PM, 5/31/2022 8:51:40 AM falls between 5/22/2022 6:37:49 PM and 5/31/2022 8:51:40 AM.
IsImprovementStdDev: Marked as improvement because 56.890555107946795 (T) = (0 -5623.267042946328) / Math.Sqrt((38588.832681968954 / (299)) + (305.25232493934925 / (3))) is greater than 1.9679030112610798 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (3) - 2, .975) and 0.13322495025266448 = (6487.573730445411 - 5623.267042946328) / 6487.573730445411 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Collections.IndexerSet&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.IndexerSet(Int32).Dictionary(Size%3a%20512).html>) | 2.64 μs | 2.26 μs | 0.86 | 0.14 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Collections.IndexerSet(Int32)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Collections.IndexerSet(Int32).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IndexerSet&lt;Int32&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0969fae4-807a-4869-b071-1216a79b3d6dd2c3a319bca463ab5/58ba92e6-6470-4bff-961e-bd08bba3d216.zip?sv=2019-07-07&se=2022-06-29T13%3A54%3A26Z&sr=c&sp=rl&sig=K9no%2FIi%2Bxcxsg4E8UKhKuJTXKBjl%2FCQE%2B9ddHAvxdmw%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-7079ac85-9426-439a-a724-daab1382b66c1924634b4f24f66ad/8aef9569-687e-412c-9c81-e053e949dd43.zip?sv=2019-07-07&se=2022-06-29T22%3A57%3A34Z&sr=c&sp=rl&sig=JdDYdXOj3zVW8fISdvtX%2BwRS%2FcmpGxw7TRD2leZHGsE%3D>)
### Histogram

#### System.Collections.IndexerSet&lt;Int32&gt;.Dictionary(Size: 512)

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.263304990386926 < 2.41860216043624.
IsChangePoint: Marked as a change because one of 4/7/2022 3:14:09 PM, 4/29/2022 2:44:30 PM, 5/11/2022 11:37:12 AM, 5/15/2022 3:27:46 PM, 5/20/2022 10:18:01 PM, 5/23/2022 3:43:39 PM, 5/30/2022 12:57:05 PM, 5/31/2022 8:51:40 AM falls between 5/22/2022 6:37:49 PM and 5/31/2022 8:51:40 AM.
IsImprovementStdDev: Marked as improvement because 23.140410069971562 (T) = (0 -2331.7518375007517) / Math.Sqrt((226575.8518280943 / (299)) + (3562.631976025099 / (3))) is greater than 1.9679030112610798 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (3) - 2, .975) and 0.3044485049145594 = (3352.3784421084774 - 2331.7518375007517) / 3352.3784421084774 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Memory.ReadOnlySequence

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Slice_StartPosition_And_EndPosition - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Memory.ReadOnlySequence.Slice_StartPosition_And_EndPosition(Segment%3a%20Multiple).html>) | 11.87 ns | 10.07 ns | 0.85 | 0.07 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Memory.ReadOnlySequence_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Memory.ReadOnlySequence.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Memory.ReadOnlySequence*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0969fae4-807a-4869-b071-1216a79b3d6dd2c3a319bca463ab5/58ba92e6-6470-4bff-961e-bd08bba3d216.zip?sv=2019-07-07&se=2022-06-29T13%3A54%3A26Z&sr=c&sp=rl&sig=K9no%2FIi%2Bxcxsg4E8UKhKuJTXKBjl%2FCQE%2B9ddHAvxdmw%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-7079ac85-9426-439a-a724-daab1382b66c1924634b4f24f66ad/8aef9569-687e-412c-9c81-e053e949dd43.zip?sv=2019-07-07&se=2022-06-29T22%3A57%3A34Z&sr=c&sp=rl&sig=JdDYdXOj3zVW8fISdvtX%2BwRS%2FcmpGxw7TRD2leZHGsE%3D>)
### Histogram

#### System.Memory.ReadOnlySequence.Slice_StartPosition_And_EndPosition(Segment: Multiple)

```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 10.067931684443458 < 10.25507808570023.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 5/31/2022 8:51:40 AM falls between 5/22/2022 6:37:49 PM and 5/31/2022 8:51:40 AM.
IsImprovementStdDev: Marked as improvement because 43.56473943643673 (T) = (0 -10.077825009840252) / Math.Sqrt((0.09677702783390753 / (299)) + (7.397773068722148E-05 / (3))) is greater than 1.9679030112610798 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (3) - 2, .975) and 0.07465618170630421 = (10.890897859374515 - 10.077825009840252) / 10.890897859374515 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Net.Tests.Perf_WebUtility

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Decode_NoDecodingRequired - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Net.Tests.Perf_WebUtility.Decode_NoDecodingRequired.html>) | 62.58 ns | 57.35 ns | 0.92 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Net.Tests.Perf_WebUtility_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Net.Tests.Perf_WebUtility.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Net.Tests.Perf_WebUtility*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0969fae4-807a-4869-b071-1216a79b3d6dd2c3a319bca463ab5/58ba92e6-6470-4bff-961e-bd08bba3d216.zip?sv=2019-07-07&se=2022-06-29T13%3A54%3A26Z&sr=c&sp=rl&sig=K9no%2FIi%2Bxcxsg4E8UKhKuJTXKBjl%2FCQE%2B9ddHAvxdmw%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-7079ac85-9426-439a-a724-daab1382b66c1924634b4f24f66ad/8aef9569-687e-412c-9c81-e053e949dd43.zip?sv=2019-07-07&se=2022-06-29T22%3A57%3A34Z&sr=c&sp=rl&sig=JdDYdXOj3zVW8fISdvtX%2BwRS%2FcmpGxw7TRD2leZHGsE%3D>)
### Histogram

#### System.Net.Tests.Perf_WebUtility.Decode_NoDecodingRequired

```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 57.35437116856663 < 59.28344583868849.
IsChangePoint: Marked as a change because one of 3/31/2022 1:45:25 PM, 4/16/2022 5:36:25 PM, 5/17/2022 3:30:02 AM, 5/20/2022 10:18:01 PM, 5/23/2022 7:50:08 PM, 5/25/2022 1:42:32 AM, 5/30/2022 12:57:05 PM, 5/31/2022 8:51:40 AM falls between 5/22/2022 6:37:49 PM and 5/31/2022 8:51:40 AM.
IsImprovementStdDev: Marked as improvement because 22.012925563706325 (T) = (0 -57.49059088199018) / Math.Sqrt((3.836912366990774 / (299)) + (0.08166843702357789 / (3))) is greater than 1.9679030112610798 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (3) - 2, .975) and 0.07117764587270291 = (61.89621796517504 - 57.49059088199018) / 61.89621796517504 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [9380113a892ec86d147e6e7506a10eda407a82be](https://github.com/dotnet/runtime/commit/9380113a892ec86d147e6e7506a10eda407a82be)
Compare | [842b6a87aaa6b6f25555541f541d5ee202d3972a](https://github.com/dotnet/runtime/commit/842b6a87aaa6b6f25555541f541d5ee202d3972a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9380113a892ec86d147e6e7506a10eda407a82be...842b6a87aaa6b6f25555541f541d5ee202d3972a)


### Improvements in System.Collections.ContainsTrueComparer&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[HashSet - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Collections.ContainsTrueComparer(String).HashSet(Size%3a%20512).html>) | 21.97 μs | 19.45 μs | 0.89 | 0.21 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Collections.ContainsTrueComparer(String)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_31_2022/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Collections.ContainsTrueComparer(String).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.ContainsTrueComparer&lt;String&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-0969fae4-807a-4869-b071-1216a79b3d6dd2c3a319bca463ab5/58ba92e6-6470-4bff-961e-bd08bba3d216.zip?sv=2019-07-07&se=2022-06-29T13%3A54%3A26Z&sr=c&sp=rl&sig=K9no%2FIi%2Bxcxsg4E8UKhKuJTXKBjl%2FCQE%2B9ddHAvxdmw%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-7079ac85-9426-439a-a724-daab1382b66c1924634b4f24f66ad/8aef9569-687e-412c-9c81-e053e949dd43.zip?sv=2019-07-07&se=2022-06-29T22%3A57%3A34Z&sr=c&sp=rl&sig=JdDYdXOj3zVW8fISdvtX%2BwRS%2FcmpGxw7TRD2leZHGsE%3D>)
### Histogram

#### System.Collections.ContainsTrueComparer&lt;String&gt;.HashSet(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 19.45384858723726 < 20.863947111155625.
IsChangePoint: Marked as a change because one of 3/30/2022 1:01:49 AM, 4/15/2022 5:54:04 PM, 5/30/2022 12:57:05 PM, 5/31/2022 8:51:40 AM falls between 5/22/2022 6:37:49 PM and 5/31/2022 8:51:40 AM.
IsImprovementStdDev: Marked as improvement because 6.963854210926844 (T) = (0 -20019.899877202486) / Math.Sqrt((489142.2370955361 / (299)) + (243805.17059802084 / (3))) is greater than 1.9679030112610798 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (3) - 2, .975) and 0.09103787855768512 = (22025.010069105505 - 20019.899877202486) / 22025.010069105505 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>




Architecture	x64
OS	ubuntu 18.04
Baseline	9380113a892ec86d147e6e7506a10eda407a82be
Compare	842b6a87aaa6b6f25555541f541d5ee202d3972a
Diff	Diff

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
BinarySearch - Duration of single invocation	17.23 ns	15.59 ns	0.90	0.04	False
Fill - Duration of single invocation	29.63 ns	17.23 ns	0.58	0.37	False
LastIndexOfValue - Duration of single invocation	77.13 ns	64.06 ns	0.83	0.02	False

[Perf] Changes at 5/30/2022 5:18:40 PM #5679

Description

Run Information

Improvements in System.Memory.Span<Int32>

Repro

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System.Memory.Span<Int32>.BinarySearch(Size: 512)

Description of detection logic

Description of detection logic

Description of detection logic

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

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

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Improvements in System.Tests.Perf_String

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System.Tests.Perf_String.Replace_Char(text: "This is a very nice sentence", oldChar: 'i', newChar: 'I')

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Improvements in System.Tests.Perf_Int32

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System.Tests.Perf_Int32.TryFormat(value: -2147483648)

Description of detection logic

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Improvements in System.Collections.CtorFromCollection<Int32>

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System.Collections.CtorFromCollection<Int32>.HashSet(Size: 512)

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Improvements in System.Collections.IndexerSet<Int32>

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

Description of detection logic

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Improvements in System.Memory.ReadOnlySequence

Repro

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System.Memory.ReadOnlySequence.Slice_StartPosition_And_EndPosition(Segment: Multiple)

Description of detection logic

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Improvements in System.Net.Tests.Perf_WebUtility

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System.Net.Tests.Perf_WebUtility.Decode_NoDecodingRequired

Description of detection logic

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Improvements in System.Collections.ContainsTrueComparer<String>

Repro

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Histogram

System.Collections.ContainsTrueComparer<String>.HashSet(Size: 512)

Description of detection logic

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Metadata

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