[Perf] Windows/arm64: 19 Improvements on 8/31/2023 1:23:15 PM

### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.19041
Queue | SurfaceWindows
Baseline | [cf3328cceecccf781afa3e1ba619cf42830ead60](https://github.com/dotnet/runtime/commit/cf3328cceecccf781afa3e1ba619cf42830ead60)
Compare | [0241bc154b2669e12201706ba95dd23e043fae3d](https://github.com/dotnet/runtime/commit/0241bc154b2669e12201706ba95dd23e043fae3d)
Diff | [Diff](https://github.com/dotnet/runtime/compare/cf3328cceecccf781afa3e1ba619cf42830ead60...0241bc154b2669e12201706ba95dd23e043fae3d)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.IO.Tests.BinaryReaderTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ReadSmallString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.IO.Tests.BinaryReaderTests.ReadSmallString.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.IO/BinaryReaderTests.cs#L81-#L86>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 52.36 ns | 47.92 ns | 0.92 | 0.01 | True | | |
|<ul><li>[ReadNonAsciiChar - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.IO.Tests.BinaryReaderTests.ReadNonAsciiChar.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.IO/BinaryReaderTests.cs#L54-#L59>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACn1Uy27bMBC8+yt4k9XKivyo4zhQAcc9pCjyqO2ih6IIGGljMRVJgVzVVtGP71JKHclpCl2o3ZnhDrnLHJDdIVhkMfPWlUWQ4cebcEMRG14IxU21Ap6CaSJufa3VwiZCLDNuvPNe7hQscoMbIYFkUo6AtOyPotF4EE0H0ekmms2j0/k4Ckez4dlk/O5tFM2jyG/Y60wbvOYSbMOm7z6H/qpUn0soYW7RCLUNWP3ncE8Rn33reV+FSvXOhsMoXMh0OglH0eUovNnl4S2YBy9g3k6owX46GXCZesE/CMOzy2G4EVswLyhCIeSO9OW+VFiSdjQJF0YS6y80Jyh3EdIvwEAbPXLoeo+ufP6K/HD2OmE461LaNg4Fhevy2UBTlaUIT6BNWYP5SeJdH7tjH73v570r4MQHCQpt7zfbZZRgF6XI0xUUmsXUM6lGBXhiyADduddFXRiukqzGGXiwJxm1jz2RXKhnIF3zUqsHsS0NR6GVpcAnqrRmSZEYfSS6MEkmEBKkymoQnYvHtHklW5v6z3ZLLQuR1+srnTYcFARNn0mu+V3juWQ9LZ3MUpN5mhBdPK0OWWFBFlj1X2x6u9WbqgC/68wN0Brp/Nn71kgRxpZSciN+AeNmeyf5vl/jXUkBe+Oz++pIIDiUHDjH9eSQTmH0Ix3NC/AKbJljbKj8tN+y1MQX1C18S0pjv6P2qIViP+iqYqEUmPYca9UGGlD0gjDXIAk9Gsh2AjPWt2AE2Pgw1gHbJzovpYqP66uauI2bggiIAnOIvQ/01lD3Vk+/9QvUV9Z3MVvkAmO+B+v/Ae3HZa3mBAAA>)</li></ul> | 94.76 ns | 80.08 ns | 0.85 | 0.01 | True | | |
|<ul><li>[ReadBool - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.IO.Tests.BinaryReaderTests.ReadBool.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.IO/BinaryReaderTests.cs#L44-#L45>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACn1Uy27bMBC8+yt4k9TKCv2AkzpQATs9pCjSpLaLHooiYKSNxZQPgaRiq+jHdymljuQ0hS7U7sxwh9ylAEduHVhHUhKsa+tAJh+vkw1GbLLkipl6BSwH00b8eqm1CM4HwjOtY8ZtuASk58yBw2U4puPJkM6G9HRDz+b0dD6hyXR0RsejyVtK55RGLXtdaOM+Mwm2ZeN3JyBcVepLBRXMrTNcbWPS/HncUyQi3wfBN65yvbPJiCYLmc+myZhejpPrnUhuwNwHMQl2XA33s+mQyTyI/0EYvbscJRu+BfOCwpUD4Ulf7yrlKtSm02RhJLL+QgVCmY+gfgkGuuixRzd79OXFK/J4Nq8SRmd9StfGoaBkXT0baKuyGGEZdClrMI8o3vexO/Yx+HE+uAKGfJCgnB38JrsCE2RZcZGvoNQkxV7JtVPgTgwawDsP+qilYSorGpyBe3tSYNvYE8m4egbiNV9odc+3lWGOa2Ux8AkrbViSZ0YfiS5MVnAHmcPKGhCeS0C0eSXbmPrPdhdallw06yudtxzHEZo/k3zT+8bzyWZKepkLjeZxMnT5tDpkuQVZujp8senNVm/qEqK+Mz9Aa4fnT953RgoxtpKSGf4LCDPbW8n2YYP3JcXkTUTu6iOB+FBy7B03k4M6pdEPeDQvwCuwlXCpwfLzsGOpjS+wW9gWlSZRT+1Bc0V+4lWlXCkw3TnWqgs0oPDlIL5BsgJdkR13BQktGA42PYx1TPaZFpVU6XF9dRu3aVsQAh13AtLgA7412L3102/zAoXKRj5mS8FdyvZgoz+oxa803gQAAA==>)</li></ul> | 2.75 ns | 1.32 ns | 0.48 | 0.09 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.IO.Tests.BinaryReaderTests_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.IO.Tests.BinaryReaderTests_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.IO.Tests.BinaryReaderTests_3.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.IO.Tests.BinaryReaderTests.html>)

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

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

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3de91287-0e09-4cac-b2f9-ba408e7f8a050e5c2d4768b4cc8a3/bc8c8dcb-ff52-4392-a897-eabbb8f50111.zip?sv=2021-08-06&se=2023-09-28T20%3A07%3A02Z&sr=c&sp=rl&sig=76ZgT1%2BEQixmTFV3af38mZeyz6REin6A21RQuz0U41Q%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3fe453ae-3e1a-4db0-8013-3debc8a496f32fdf68595ad44bbab/06adc771-9002-487c-b2b2-751708bbd808.zip?sv=2021-08-06&se=2023-10-01T01%3A05%3A40Z&sr=c&sp=rl&sig=mnqDevgZ3WQUXQVsK020GfZaVENfLdftiVt2HnHxSLQ%3D>)
### System.IO.Tests.BinaryReaderTests.ReadSmallString

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 47.917440235219075 < 49.44419698320688.
IsChangePoint: Marked as a change because one of 8/30/2023 5:24:30 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsImprovementStdDev: Marked as improvement because 17.53261530247232 (T) = (0 -46.540199465879695) / Math.Sqrt((0.41679839257158424 / (58)) + (0.5854731269450498 / (8))) is greater than 1.9977296543170047 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (58) + (8) - 2, .975) and 0.09649340650121499 = (51.51063622641098 - 46.540199465879695) / 51.51063622641098 is greater than 0.05.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

```
#### JIT Disasms

### System.IO.Tests.BinaryReaderTests.ReadNonAsciiChar

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 80.07758313650508 < 90.39422047934944.
IsChangePoint: Marked as a change because one of 8/30/2023 5:24:30 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsImprovementStdDev: Marked as improvement because 108.18737352851154 (T) = (0 -79.77457240080219) / Math.Sqrt((0.9721922457147384 / (59)) + (0.039336612983788474 / (8))) is greater than 1.9971379083914016 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (59) + (8) - 2, .975) and 0.1655304295558794 = (95.59913893366374 - 79.77457240080219) / 95.59913893366374 is greater than 0.05.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

```
#### JIT Disasms

### System.IO.Tests.BinaryReaderTests.ReadBool

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 1.317978801681393 < 2.564796952095436.
IsChangePoint: Marked as a change because one of 8/30/2023 5:24:30 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsImprovementStdDev: Marked as improvement because 26.23775471891111 (T) = (0 -1.353705798000354) / Math.Sqrt((0.0685859783423745 / (58)) + (0.0007450433818333428 / (8))) is greater than 1.9977296543170047 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (58) + (8) - 2, .975) and 0.409073390883556 = (2.2908188210113276 - 1.353705798000354) / 2.2908188210113276 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.19041
Queue | SurfaceWindows
Baseline | [cf3328cceecccf781afa3e1ba619cf42830ead60](https://github.com/dotnet/runtime/commit/cf3328cceecccf781afa3e1ba619cf42830ead60)
Compare | [0241bc154b2669e12201706ba95dd23e043fae3d](https://github.com/dotnet/runtime/commit/0241bc154b2669e12201706ba95dd23e043fae3d)
Diff | [Diff](https://github.com/dotnet/runtime/compare/cf3328cceecccf781afa3e1ba619cf42830ead60...0241bc154b2669e12201706ba95dd23e043fae3d)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Tests.Perf_String

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[TrimEnd_CharArr - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Tests.Perf_String.TrimEnd_CharArr(s%3a%20%22Test%22%2c%20c%3a%20%5b%27%20%27%2c%20%27%e2%80%85%27%5d).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.String.cs#L150-#L154>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 5.51 ns | 3.88 ns | 0.70 | 0.43 | False | | |
|<ul><li>[Trim_CharArr - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Tests.Perf_String.Trim_CharArr(s%3a%20%22Test%22%2c%20c%3a%20%5b%27%20%27%2c%20%27%e2%80%85%27%5d).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.String.cs#L136-#L142>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 7.76 ns | 6.35 ns | 0.82 | 0.12 | False | | |
|<ul><li>[Trim_CharArr - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Tests.Perf_String.Trim_CharArr(s%3a%20%22Test%20%22%2c%20c%3a%20%5b%27%20%27%2c%20%27%e2%80%85%27%5d).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.String.cs#L136-#L142>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 18.20 ns | 16.36 ns | 0.90 | 0.07 | False | | |
|<ul><li>[Trim_CharArr - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Tests.Perf_String.Trim_CharArr(s%3a%20%22%20Test%22%2c%20c%3a%20%5b%27%20%27%2c%20%27%e2%80%85%27%5d).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.String.cs#L136-#L142>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 18.53 ns | 16.67 ns | 0.90 | 0.06 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Tests.Perf_String_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Tests.Perf_String_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Tests.Perf_String_3.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Tests.Perf_String_4.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Tests.Perf_String.html>)

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

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

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3de91287-0e09-4cac-b2f9-ba408e7f8a050e5c2d4768b4cc8a3/bc8c8dcb-ff52-4392-a897-eabbb8f50111.zip?sv=2021-08-06&se=2023-09-28T20%3A07%3A02Z&sr=c&sp=rl&sig=76ZgT1%2BEQixmTFV3af38mZeyz6REin6A21RQuz0U41Q%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3fe453ae-3e1a-4db0-8013-3debc8a496f32fdf68595ad44bbab/06adc771-9002-487c-b2b2-751708bbd808.zip?sv=2021-08-06&se=2023-10-01T01%3A05%3A40Z&sr=c&sp=rl&sig=mnqDevgZ3WQUXQVsK020GfZaVENfLdftiVt2HnHxSLQ%3D>)
### System.Tests.Perf_String.TrimEnd_CharArr(s: "Test", c: [' ', ' '])

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 3.876685214166383 < 5.192230605909357.
IsChangePoint: Marked as a change because one of 4/25/2023 6:46:56 PM, 5/2/2023 12:51:17 PM, 5/19/2023 4:22:12 AM, 5/26/2023 9:55:14 AM, 6/8/2023 5:31:08 AM, 6/22/2023 12:06:43 AM, 8/30/2023 5:24:30 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsImprovementStdDev: Marked as improvement because 29.421095099575346 (T) = (0 -3.892628931424457) / Math.Sqrt((0.35717610709238573 / (299)) + (0.013015461567799565 / (8))) is greater than 1.967772354556772 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (8) - 2, .975) and 0.2864648551512167 = (5.4554130368020015 - 3.892628931424457) / 5.4554130368020015 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms

### System.Tests.Perf_String.Trim_CharArr(s: "Test", c: [' ', ' '])

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 6.345169231921776 < 7.526853522769098.
IsChangePoint: Marked as a change because one of 4/25/2023 6:46:56 PM, 5/2/2023 12:51:17 PM, 6/22/2023 12:06:43 AM, 8/29/2023 4:36:45 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsImprovementStdDev: Marked as improvement because 13.258702170627613 (T) = (0 -6.374285081702449) / Math.Sqrt((0.32981399505924913 / (299)) + (0.08345447387707801 / (9))) is greater than 1.9677467375895035 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (9) - 2, .975) and 0.17483242563009802 = (7.724837087266612 - 6.374285081702449) / 7.724837087266612 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms

### System.Tests.Perf_String.Trim_CharArr(s: "Test ", c: [' ', ' '])

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 16.355646154412554 < 17.271431109666487.
IsChangePoint: Marked as a change because one of 5/2/2023 12:51:17 PM, 5/26/2023 9:55:14 AM, 6/8/2023 5:31:08 AM, 6/22/2023 12:06:43 AM, 8/28/2023 2:57:38 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsImprovementStdDev: Marked as improvement because 7.596737157659804 (T) = (0 -16.392763059076877) / Math.Sqrt((0.9868712296858162 / (299)) + (0.20732982394079288 / (11))) is greater than 1.9676960046166507 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (11) - 2, .975) and 0.06451855251982867 = (17.52334383886789 - 16.392763059076877) / 17.52334383886789 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms

### System.Tests.Perf_String.Trim_CharArr(s: " Test", c: [' ', ' '])

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 16.665162904178864 < 17.444206404528067.
IsChangePoint: Marked as a change because one of 5/2/2023 12:51:17 PM, 5/26/2023 9:55:14 AM, 6/8/2023 5:31:08 AM, 6/22/2023 12:06:43 AM, 8/30/2023 5:24:30 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsImprovementStdDev: Marked as improvement because 10.631096571251883 (T) = (0 -16.15242782952352) / Math.Sqrt((1.2378542224395621 / (299)) + (0.09380157367339113 / (8))) is greater than 1.967772354556772 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (8) - 2, .975) and 0.07655503148580001 = (17.4914893472346 - 16.15242782952352) / 17.4914893472346 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.19041
Queue | SurfaceWindows
Baseline | [cf3328cceecccf781afa3e1ba619cf42830ead60](https://github.com/dotnet/runtime/commit/cf3328cceecccf781afa3e1ba619cf42830ead60)
Compare | [0241bc154b2669e12201706ba95dd23e043fae3d](https://github.com/dotnet/runtime/commit/0241bc154b2669e12201706ba95dd23e043fae3d)
Diff | [Diff](https://github.com/dotnet/runtime/compare/cf3328cceecccf781afa3e1ba619cf42830ead60...0241bc154b2669e12201706ba95dd23e043fae3d)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Memory.Span&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[BinarySearch - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Memory.Span(Int32).BinarySearch(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Span.cs#L107-#L108>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 24.04 ns | 18.99 ns | 0.79 | 0.07 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Memory.Span%28Int32%29_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Memory.Span%28Int32%29.html>)

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

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

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3de91287-0e09-4cac-b2f9-ba408e7f8a050e5c2d4768b4cc8a3/bc8c8dcb-ff52-4392-a897-eabbb8f50111.zip?sv=2021-08-06&se=2023-09-28T20%3A07%3A02Z&sr=c&sp=rl&sig=76ZgT1%2BEQixmTFV3af38mZeyz6REin6A21RQuz0U41Q%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3fe453ae-3e1a-4db0-8013-3debc8a496f32fdf68595ad44bbab/06adc771-9002-487c-b2b2-751708bbd808.zip?sv=2021-08-06&se=2023-10-01T01%3A05%3A40Z&sr=c&sp=rl&sig=mnqDevgZ3WQUXQVsK020GfZaVENfLdftiVt2HnHxSLQ%3D>)
### System.Memory.Span&lt;Int32&gt;.BinarySearch(Size: 512)

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 18.989617648365464 < 22.59586061677242.
IsChangePoint: Marked as a change because one of 4/25/2023 6:46:56 PM, 7/29/2023 11:09:12 AM, 8/30/2023 5:24:30 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsImprovementStdDev: Marked as improvement because 34.16010066727141 (T) = (0 -18.98701012581365) / Math.Sqrt((1.1379233805861557 / (299)) + (0.0030577973708013893 / (8))) is greater than 1.967772354556772 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (8) - 2, .975) and 0.10428786086638417 = (21.197669760486864 - 18.98701012581365) / 21.197669760486864 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.19041
Queue | SurfaceWindows
Baseline | [cf3328cceecccf781afa3e1ba619cf42830ead60](https://github.com/dotnet/runtime/commit/cf3328cceecccf781afa3e1ba619cf42830ead60)
Compare | [0241bc154b2669e12201706ba95dd23e043fae3d](https://github.com/dotnet/runtime/commit/0241bc154b2669e12201706ba95dd23e043fae3d)
Diff | [Diff](https://github.com/dotnet/runtime/compare/cf3328cceecccf781afa3e1ba619cf42830ead60...0241bc154b2669e12201706ba95dd23e043fae3d)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Tests.Perf_Double

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ToStringWithFormat - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Tests.Perf_Double.ToStringWithFormat(value%3a%201.7976931348623157E%2b308%2c%20format%3a%20%22E%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Double.cs#L63-#L66>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 131.43 ns | 118.49 ns | 0.90 | 0.02 | False | | |
|<ul><li>[ToStringWithFormat - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Tests.Perf_Double.ToStringWithFormat(value%3a%2012345%2c%20format%3a%20%22G%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Double.cs#L63-#L66>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 119.17 ns | 111.79 ns | 0.94 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Tests.Perf_Double_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Tests.Perf_Double_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Tests.Perf_Double.html>)

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

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

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3de91287-0e09-4cac-b2f9-ba408e7f8a050e5c2d4768b4cc8a3/bc8c8dcb-ff52-4392-a897-eabbb8f50111.zip?sv=2021-08-06&se=2023-09-28T20%3A07%3A02Z&sr=c&sp=rl&sig=76ZgT1%2BEQixmTFV3af38mZeyz6REin6A21RQuz0U41Q%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3fe453ae-3e1a-4db0-8013-3debc8a496f32fdf68595ad44bbab/06adc771-9002-487c-b2b2-751708bbd808.zip?sv=2021-08-06&se=2023-10-01T01%3A05%3A40Z&sr=c&sp=rl&sig=mnqDevgZ3WQUXQVsK020GfZaVENfLdftiVt2HnHxSLQ%3D>)
### System.Tests.Perf_Double.ToStringWithFormat(value: 1.7976931348623157E+308, format: "E")

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 118.48698066859966 < 124.58952036480166.
IsChangePoint: Marked as a change because one of 4/12/2023 8:39:35 PM, 5/19/2023 4:22:12 AM, 5/26/2023 9:55:14 AM, 6/8/2023 5:31:08 AM, 8/30/2023 5:24:30 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsImprovementStdDev: Marked as improvement because 27.718178642636772 (T) = (0 -118.1442230043765) / Math.Sqrt((72.0845169696637 / (299)) + (0.7899097181050145 / (8))) is greater than 1.967772354556772 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (8) - 2, .975) and 0.12031175139132523 = (134.30237722424368 - 118.1442230043765) / 134.30237722424368 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms

### System.Tests.Perf_Double.ToStringWithFormat(value: 12345, format: "G")

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 111.79447267812297 < 113.47710247876476.
IsChangePoint: Marked as a change because one of 5/12/2023 9:12:45 PM, 5/26/2023 9:55:14 AM, 6/8/2023 5:31:08 AM, 8/30/2023 5:24:30 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsImprovementStdDev: Marked as improvement because 23.610834147947866 (T) = (0 -111.84777797200366) / Math.Sqrt((22.09274326788706 / (299)) + (0.7202434645574094 / (8))) is greater than 1.967772354556772 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (8) - 2, .975) and 0.07873761086321734 = (121.40708151214591 - 111.84777797200366) / 121.40708151214591 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.19041
Queue | SurfaceWindows
Baseline | [cf3328cceecccf781afa3e1ba619cf42830ead60](https://github.com/dotnet/runtime/commit/cf3328cceecccf781afa3e1ba619cf42830ead60)
Compare | [0241bc154b2669e12201706ba95dd23e043fae3d](https://github.com/dotnet/runtime/commit/0241bc154b2669e12201706ba95dd23e043fae3d)
Diff | [Diff](https://github.com/dotnet/runtime/compare/cf3328cceecccf781afa3e1ba619cf42830ead60...0241bc154b2669e12201706ba95dd23e043fae3d)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Tests.Perf_StringBuilder

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Insert_Primitives - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Text.Tests.Perf_StringBuilder.Insert_Primitives.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text/Perf.StringBuilder.cs#L234-#L256>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 29.82 μs | 20.35 μs | 0.68 | 0.07 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Text.Tests.Perf_StringBuilder_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Text.Tests.Perf_StringBuilder.html>)

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

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

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3de91287-0e09-4cac-b2f9-ba408e7f8a050e5c2d4768b4cc8a3/bc8c8dcb-ff52-4392-a897-eabbb8f50111.zip?sv=2021-08-06&se=2023-09-28T20%3A07%3A02Z&sr=c&sp=rl&sig=76ZgT1%2BEQixmTFV3af38mZeyz6REin6A21RQuz0U41Q%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3fe453ae-3e1a-4db0-8013-3debc8a496f32fdf68595ad44bbab/06adc771-9002-487c-b2b2-751708bbd808.zip?sv=2021-08-06&se=2023-10-01T01%3A05%3A40Z&sr=c&sp=rl&sig=mnqDevgZ3WQUXQVsK020GfZaVENfLdftiVt2HnHxSLQ%3D>)
### System.Text.Tests.Perf_StringBuilder.Insert_Primitives

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 20.34625309770972 < 28.28657254704417.
IsChangePoint: Marked as a change because one of 5/26/2023 9:55:14 AM, 6/8/2023 5:31:08 AM, 8/30/2023 5:24:30 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsImprovementStdDev: Marked as improvement because 85.45700277304354 (T) = (0 -20414.861689320518) / Math.Sqrt((3395401.698000846 / (299)) + (7075.153330866126 / (8))) is greater than 1.967772354556772 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (8) - 2, .975) and 0.3165304908572268 = (29869.454915297414 - 20414.861689320518) / 29869.454915297414 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.19041
Queue | SurfaceWindows
Baseline | [cf3328cceecccf781afa3e1ba619cf42830ead60](https://github.com/dotnet/runtime/commit/cf3328cceecccf781afa3e1ba619cf42830ead60)
Compare | [0241bc154b2669e12201706ba95dd23e043fae3d](https://github.com/dotnet/runtime/commit/0241bc154b2669e12201706ba95dd23e043fae3d)
Diff | [Diff](https://github.com/dotnet/runtime/compare/cf3328cceecccf781afa3e1ba619cf42830ead60...0241bc154b2669e12201706ba95dd23e043fae3d)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Tests.Perf_Enum

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[TryParseGeneric_Flags - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Tests.Perf_Enum.TryParseGeneric_Flags(text%3a%20%22Red%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Enum.cs#L80-#L83>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 21.18 ns | 16.42 ns | 0.78 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Tests.Perf_Enum_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Tests.Perf_Enum.html>)

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

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

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3de91287-0e09-4cac-b2f9-ba408e7f8a050e5c2d4768b4cc8a3/bc8c8dcb-ff52-4392-a897-eabbb8f50111.zip?sv=2021-08-06&se=2023-09-28T20%3A07%3A02Z&sr=c&sp=rl&sig=76ZgT1%2BEQixmTFV3af38mZeyz6REin6A21RQuz0U41Q%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3fe453ae-3e1a-4db0-8013-3debc8a496f32fdf68595ad44bbab/06adc771-9002-487c-b2b2-751708bbd808.zip?sv=2021-08-06&se=2023-10-01T01%3A05%3A40Z&sr=c&sp=rl&sig=mnqDevgZ3WQUXQVsK020GfZaVENfLdftiVt2HnHxSLQ%3D>)
### System.Tests.Perf_Enum.TryParseGeneric_Flags(text: "Red")

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 16.42054639184891 < 20.038784270296155.
IsChangePoint: Marked as a change because one of 5/26/2023 9:55:14 AM, 6/8/2023 5:31:08 AM, 7/29/2023 11:09:12 AM, 8/30/2023 5:24:30 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsImprovementStdDev: Marked as improvement because 5.5051872336831424 (T) = (0 -17.038583603462033) / Math.Sqrt((3.9224549287005863 / (299)) + (0.13854657340954973 / (8))) is greater than 1.967772354556772 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (8) - 2, .975) and 0.05336091235090976 = (17.999028167932643 - 17.038583603462033) / 17.999028167932643 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.19041
Queue | SurfaceWindows
Baseline | [cf3328cceecccf781afa3e1ba619cf42830ead60](https://github.com/dotnet/runtime/commit/cf3328cceecccf781afa3e1ba619cf42830ead60)
Compare | [0241bc154b2669e12201706ba95dd23e043fae3d](https://github.com/dotnet/runtime/commit/0241bc154b2669e12201706ba95dd23e043fae3d)
Diff | [Diff](https://github.com/dotnet/runtime/compare/cf3328cceecccf781afa3e1ba619cf42830ead60...0241bc154b2669e12201706ba95dd23e043fae3d)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Numerics.Tests.Perf_Matrix4x4

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[CreateShadowBenchmark - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Numerics.Tests.Perf_Matrix4x4.CreateShadowBenchmark.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Vectors/Perf_Matrix4x4.cs#L129-#L130>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 16.11 ns | 14.97 ns | 0.93 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Numerics.Tests.Perf_Matrix4x4_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Numerics.Tests.Perf_Matrix4x4.html>)

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

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tests.Perf_Matrix4x4*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3de91287-0e09-4cac-b2f9-ba408e7f8a050e5c2d4768b4cc8a3/bc8c8dcb-ff52-4392-a897-eabbb8f50111.zip?sv=2021-08-06&se=2023-09-28T20%3A07%3A02Z&sr=c&sp=rl&sig=76ZgT1%2BEQixmTFV3af38mZeyz6REin6A21RQuz0U41Q%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3fe453ae-3e1a-4db0-8013-3debc8a496f32fdf68595ad44bbab/06adc771-9002-487c-b2b2-751708bbd808.zip?sv=2021-08-06&se=2023-10-01T01%3A05%3A40Z&sr=c&sp=rl&sig=mnqDevgZ3WQUXQVsK020GfZaVENfLdftiVt2HnHxSLQ%3D>)
### System.Numerics.Tests.Perf_Matrix4x4.CreateShadowBenchmark

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 14.967080413853978 < 15.31080670590344.
IsChangePoint: Marked as a change because one of 6/28/2023 11:43:34 AM, 8/30/2023 5:24:30 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsImprovementStdDev: Marked as improvement because 14.421913340356534 (T) = (0 -14.842733977257405) / Math.Sqrt((0.1682468844134552 / (299)) + (0.022498809960510544 / (8))) is greater than 1.967772354556772 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (8) - 2, .975) and 0.05343193735660336 = (15.680577618272286 - 14.842733977257405) / 15.680577618272286 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.19041
Queue | SurfaceWindows
Baseline | [cf3328cceecccf781afa3e1ba619cf42830ead60](https://github.com/dotnet/runtime/commit/cf3328cceecccf781afa3e1ba619cf42830ead60)
Compare | [0241bc154b2669e12201706ba95dd23e043fae3d](https://github.com/dotnet/runtime/commit/0241bc154b2669e12201706ba95dd23e043fae3d)
Diff | [Diff](https://github.com/dotnet/runtime/compare/cf3328cceecccf781afa3e1ba619cf42830ead60...0241bc154b2669e12201706ba95dd23e043fae3d)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in IfStatements.IfStatements

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[AndOr - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/IfStatements.IfStatements.AndOr.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Statements/If.cs#L135-#L140>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 87.98 μs | 75.91 μs | 0.86 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/IfStatements.IfStatements_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_07_2023/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/IfStatements.IfStatements.html>)

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

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

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3de91287-0e09-4cac-b2f9-ba408e7f8a050e5c2d4768b4cc8a3/bc8c8dcb-ff52-4392-a897-eabbb8f50111.zip?sv=2021-08-06&se=2023-09-28T20%3A07%3A02Z&sr=c&sp=rl&sig=76ZgT1%2BEQixmTFV3af38mZeyz6REin6A21RQuz0U41Q%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-3fe453ae-3e1a-4db0-8013-3debc8a496f32fdf68595ad44bbab/06adc771-9002-487c-b2b2-751708bbd808.zip?sv=2021-08-06&se=2023-10-01T01%3A05%3A40Z&sr=c&sp=rl&sig=mnqDevgZ3WQUXQVsK020GfZaVENfLdftiVt2HnHxSLQ%3D>)
### IfStatements.IfStatements.AndOr

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 75.91105935127673 < 83.5356585110816.
IsChangePoint: Marked as a change because one of 5/22/2023 10:35:01 AM, 6/22/2023 12:06:43 AM, 7/14/2023 7:13:27 PM, 8/30/2023 5:24:30 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsImprovementStdDev: Marked as improvement because 14.60813312011734 (T) = (0 -75848.95044762327) / Math.Sqrt((47670756.2934858 / (299)) + (1414.3990465020984 / (8))) is greater than 1.967772354556772 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (8) - 2, .975) and 0.07144683725729083 = (81685.09191609969 - 75848.95044762327) / 81685.09191609969 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>

Name	Value
Architecture	arm64
OS	Windows 10.0.19041
Queue	SurfaceWindows
Baseline	cf3328cceecccf781afa3e1ba619cf42830ead60
Compare	0241bc154b2669e12201706ba95dd23e043fae3d
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
ReadSmallString - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	52.36 ns	47.92 ns	0.92	0.01	True
ReadNonAsciiChar - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	94.76 ns	80.08 ns	0.85	0.01	True
ReadBool - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	2.75 ns	1.32 ns	0.48	0.09	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
TrimEnd_CharArr - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	5.51 ns	3.88 ns	0.70	0.43	False
Trim_CharArr - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	7.76 ns	6.35 ns	0.82	0.12	False
Trim_CharArr - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	18.20 ns	16.36 ns	0.90	0.07	False
Trim_CharArr - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	18.53 ns	16.67 ns	0.90	0.06	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ToStringWithFormat - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	131.43 ns	118.49 ns	0.90	0.02	False
ToStringWithFormat - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	119.17 ns	111.79 ns	0.94	0.01	False

[Perf] Windows/arm64: 19 Improvements on 8/31/2023 1:23:15 PM #21401

Description

Run Information

Improvements in System.IO.Tests.BinaryReaderTests

Repro

Payloads

System.IO.Tests.BinaryReaderTests.ReadSmallString

ETL Files

Histogram

Description of detection logic

JIT Disasms

System.IO.Tests.BinaryReaderTests.ReadNonAsciiChar

ETL Files

Histogram

Description of detection logic

JIT Disasms

System.IO.Tests.BinaryReaderTests.ReadBool

ETL Files

Histogram

Description of detection logic

JIT Disasms

Docs

Run Information

Improvements in System.Tests.Perf_String

Repro

Payloads

System.Tests.Perf_String.TrimEnd_CharArr(s: "Test", c: [' ', ' '])

ETL Files

Histogram

Description of detection logic

JIT Disasms

System.Tests.Perf_String.Trim_CharArr(s: "Test", c: [' ', ' '])

ETL Files

Histogram

Description of detection logic

JIT Disasms

System.Tests.Perf_String.Trim_CharArr(s: "Test ", c: [' ', ' '])

ETL Files

Histogram

Description of detection logic

JIT Disasms

System.Tests.Perf_String.Trim_CharArr(s: " Test", c: [' ', ' '])

ETL Files

Histogram

Description of detection logic

JIT Disasms

Docs

Run Information

Improvements in System.Memory.Span<Int32>

Repro

Payloads

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

ETL Files

Histogram

Description of detection logic

JIT Disasms

Docs

Run Information

Improvements in System.Tests.Perf_Double

Repro

Payloads

System.Tests.Perf_Double.ToStringWithFormat(value: 1.7976931348623157E+308, format: "E")

ETL Files

Histogram

Description of detection logic

JIT Disasms

System.Tests.Perf_Double.ToStringWithFormat(value: 12345, format: "G")

ETL Files

Histogram

Description of detection logic

JIT Disasms

Docs

Run Information

Improvements in System.Text.Tests.Perf_StringBuilder

Repro

Payloads

System.Text.Tests.Perf_StringBuilder.Insert_Primitives

ETL Files

Histogram

Description of detection logic