[Perf] Linux/x64: 12 Regressions on 9/16/2023 1:27:38 AM

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [a47b51b4c2421f8e8557d1712708144fdf2ce4cb](https://github.com/dotnet/runtime/commit/a47b51b4c2421f8e8557d1712708144fdf2ce4cb)
Compare | [fd20f42f1f4fa77a0facde02e0c1527fa26e95cb](https://github.com/dotnet/runtime/commit/fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a47b51b4c2421f8e8557d1712708144fdf2ce4cb...fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro


### Regressions in System.Numerics.Tests.Perf_VectorOf&lt;UInt16&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[SubtractBenchmark - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Numerics.Tests.Perf_VectorOf(UInt16).SubtractBenchmark.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Vectors/Perf_VectorOfT.cs#L167-#L168>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 2.79 ns | 4.67 ns | 1.67 | 0.82 | False | | |
|<ul><li>[ZeroBenchmark - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Numerics.Tests.Perf_VectorOf(UInt16).ZeroBenchmark.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Vectors/Perf_VectorOfT.cs#L38-#L39>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACn1UUU/bMBB+r7T/4Le0WxqSFKrSLUiFPTBN0K0tmzSEkEmujSG2q7O9tNO0375L2kFTBspLfPd9n++7s12AZdNco73kEgxLWMYtfXcFtCdOfXXgYGgsCrXwWb2qcNtIh123vO9CZbo0QRQGI5n1D4M4PI+DcVkEXwDnns+8Uqjuqn/Y5TLz/P8QouPzKJiJBeAzilAWiop0deeUdaQdHgYjlMT6By0IyqsI6S8BYRcdV+h6j6Z88YJ8NHiZEA2alF0bjwUFU/dkYFOVoQhPYZcyBfxJ4k0f5b6P1s371gVw4oMEZU3rNytzSrBTJ4psAkvNkoR5mbYK7AGSASGJ1UCdIldpXuMQ5uYgB56ZA8mF2gOOMM2FhdTSbjWcvHpM4wvZutAniRmY+vzUuenaWJDBpZOAIjVBlTS1zdtvJKFxPP9w9UnZqH8S/ADUp0AlSo4PT3p08s60mouFQ26FVubaG41n3g1L/jDPogPvzWvYMy2XoqhXFzqDLa/kRr7Oo9BnGtEWL0WKmggNl2ea+gw408vtX7ONMxrB1NIA2Ul1kaAaSTsO41437Hej41k4GPaOhnEvOIr7vXAQvQvDYRh2SMQ4ST0Qv4BxXNxKvmrXglVXffa2w+7Wezv4j133Ky/13SSdJep76vIz8ASMK2yCVHXW3nGyiY/oPPIFKfU6DbV7LRR7oJ4kQinA3ZdCq10ggsooX/lNc46WlcLmrG3oCIBJHh8On61SXTipkv361pu4STYFEdAKW0DifaQ20v1Yb5cVhbWV6VQxsyyETfgKTOcvPRUBgsgEAAA=>)</li></ul> | 1.68 ns | 3.68 ns | 2.19 | 0.89 | False | | |
|<ul><li>[AddBenchmark - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Numerics.Tests.Perf_VectorOf(UInt16).AddBenchmark.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Vectors/Perf_VectorOfT.cs#L83-#L84>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 2.09 ns | 6.57 ns | 3.14 | 0.88 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Numerics.Tests.Perf_VectorOf%28UInt16%29_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Numerics.Tests.Perf_VectorOf%28UInt16%29_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Numerics.Tests.Perf_VectorOf%28UInt16%29_3.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Numerics.Tests.Perf_VectorOf%28UInt16%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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tests.Perf_VectorOf&lt;UInt16&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-fa4a2452-7ee8-48ac-a8d6-040331e5fd416e3669a00ca42e08b/17a8fb2c-7acd-45d1-9c08-71f20989bc01.zip?sv=2021-08-06&se=2023-10-15T16%3A05%3A32Z&sr=c&sp=rl&sig=CxTGOhOc802qmivPdiPkr1aOe%2FT%2BwJRKkJ162gaxG1g%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-336a6192-94e5-4a52-a527-f9e2ff5f69523495355af8d41a0a2/8637888d-69b2-4712-8d2f-44f7041562fa.zip?sv=2021-08-06&se=2023-10-16T07%3A18%3A06Z&sr=c&sp=rl&sig=RL7M%2B9Vy2LI2nzR0XaY%2F4ho8jeImwRw1Xqlih3evmlk%3D>)
### System.Numerics.Tests.Perf_VectorOf&lt;UInt16&gt;.SubtractBenchmark

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.669234198102709 > 3.402939480490985.
IsChangePoint: Marked as a change because one of 9/15/2023 9:01:53 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -5.763342730946194 (T) = (0 -5.322413258160948) / Math.Sqrt((0.8323894978974854 / (28)) + (0.3475826596350546 / (10))) is less than -2.028094000977961 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (10) - 2, .025) and -0.3792711191847272 = (3.8588593526898256 - 5.322413258160948) / 3.8588593526898256 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms

### System.Numerics.Tests.Perf_VectorOf&lt;UInt16&gt;.ZeroBenchmark

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.6822807725387667 > 2.0172856019578247.
IsChangePoint: Marked as a change because one of 9/16/2023 1:27:38 AM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -2.9553785010805047 (T) = (0 -4.303304971502935) / Math.Sqrt((1.5420225269625896 / (29)) + (3.119718711263362 / (8))) is less than -2.0301079282477414 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (29) + (8) - 2, .025) and -0.842207275176109 = (2.3359504815176417 - 4.303304971502935) / 2.3359504815176417 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms

### System.Numerics.Tests.Perf_VectorOf&lt;UInt16&gt;.AddBenchmark

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 6.5741852485684005 > 4.62789257697812.
IsChangePoint: Marked as a change because one of 9/16/2023 6:40:29 AM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -4.139205724924937 (T) = (0 -5.772312064468867) / Math.Sqrt((2.328372491489724 / (28)) + (0.9261954342187014 / (8))) is less than -2.0322445093148245 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (8) - 2, .025) and -0.4702187650853108 = (3.9261586109152424 - 5.772312064468867) / 3.9261586109152424 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

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

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [a47b51b4c2421f8e8557d1712708144fdf2ce4cb](https://github.com/dotnet/runtime/commit/a47b51b4c2421f8e8557d1712708144fdf2ce4cb)
Compare | [fd20f42f1f4fa77a0facde02e0c1527fa26e95cb](https://github.com/dotnet/runtime/commit/fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a47b51b4c2421f8e8557d1712708144fdf2ce4cb...fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro


### Regressions in System.Buffers.Text.Tests.Utf8ParserTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[TryParseDecimal - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Buffers.Text.Tests.Utf8ParserTests.TryParseDecimal(value%3a%20123456.789).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/Utf8ParserTests.cs#L97-#L99>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACn1U207bQBB9j9R/2DfbrWNsJ6RJKlcK8IBUUSgx6gNC1WJP4qV7ifaCk6rqt3fspBCHgixZntlzzs6Z2TUHS+aV0vYrFWBIRkpq8bnn4F87+c2Bg6mxmsllSNqowe0yAbnted+ZLFVtoiSOZqIcDaM0Pk+jy5pHV6AXXki8msn+ejTsU1F64X8IyeQ8iXK2BP2CwqQF3pBu7p20DrXjYTTTAln/oByhtMmg/go07KPTBt3u0ZXnr8gn49cJybhL2bfxVFA0d88GtlUZzNAC9ilz0I8o3vVRH/ro3X3qXQBFPgiQ1vR+k7rCBXLiGC+vYaVIlhGvVFaCPdJogAlkdVAnmsqianEaFuaoAlqaI0GZPADOdFExC4XF3Vo4evWI0q+stoU+S+Rg2vPTrs03xoKITtxiAdpEOawtvow10Y1djK+oNqC3ca43bXgGBROU+4+U42kjSToYHo+ij+NJ8LwFHsZTJRds6TS1TElz680uc++OZH+IZ7UD791b2FMlVoy30YUqYcerqRFv8zD1Bae2wwtWaIWEjvFTha1HS2q1++p2NsepzC3OlHxu7hY0U/LTOB3041E/meTxeDo4nqbjaDhK40E6+RDH0zgOUMQ4Iahmv4BQvfwh6NpvBZtGh+R9QO43BzuET4MIGy/tdUWdlVYPOLsX4GswjttMY9Wlv+dkm5/hEaVLVBoEHbUHxST5iT3JmJSg938eSu4DNcgS1xu/RUW1JTWzFfFx+gxM9vQvCcm6UNwJmR3Wt9nmTbYtCIGWWQ6Zd4ZtxCuz2YUNhfjSBE3OrDizGV2DCf4C9PAvp9sEAAA=>)</li></ul> | 84.13 ns | 89.66 ns | 1.07 | 0.26 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Buffers.Text.Tests.Utf8ParserTests_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Buffers.Text.Tests.Utf8ParserTests.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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Buffers.Text.Tests.Utf8ParserTests*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-fa4a2452-7ee8-48ac-a8d6-040331e5fd416e3669a00ca42e08b/17a8fb2c-7acd-45d1-9c08-71f20989bc01.zip?sv=2021-08-06&se=2023-10-15T16%3A05%3A32Z&sr=c&sp=rl&sig=CxTGOhOc802qmivPdiPkr1aOe%2FT%2BwJRKkJ162gaxG1g%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-336a6192-94e5-4a52-a527-f9e2ff5f69523495355af8d41a0a2/8637888d-69b2-4712-8d2f-44f7041562fa.zip?sv=2021-08-06&se=2023-10-16T07%3A18%3A06Z&sr=c&sp=rl&sig=RL7M%2B9Vy2LI2nzR0XaY%2F4ho8jeImwRw1Xqlih3evmlk%3D>)
### System.Buffers.Text.Tests.Utf8ParserTests.TryParseDecimal(value: 123456.789)

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 89.65670535014439 > 88.21670835620367.
IsChangePoint: Marked as a change because one of 9/15/2023 9:01:53 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -4.357122173332673 (T) = (0 -90.73714465033112) / Math.Sqrt((10.885536606518079 / (28)) + (7.906919509859351 / (10))) is less than -2.028094000977961 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (10) - 2, .025) and -0.05501953880850482 = (86.0051793474895 - 90.73714465033112) / 86.0051793474895 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

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

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [a47b51b4c2421f8e8557d1712708144fdf2ce4cb](https://github.com/dotnet/runtime/commit/a47b51b4c2421f8e8557d1712708144fdf2ce4cb)
Compare | [fd20f42f1f4fa77a0facde02e0c1527fa26e95cb](https://github.com/dotnet/runtime/commit/fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a47b51b4c2421f8e8557d1712708144fdf2ce4cb...fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro


### Regressions in Benchstone.BenchI.BubbleSort2

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Test - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/Benchstone.BenchI.BubbleSort2.Test.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Benchstones/BenchI/BubbleSort2.cs#L30-#L57>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACn1UTY/aMBC9I/U/+JbQhhACQlmqVAJ62KrabgupelitKpMMxNvYRv5ooKr62zsJFBK2rHKJx++9mTceuwBDlrlU5hPloElMMmrwWxXgLqz4YsHCRBvFxMYj9arCHSNd8tBxvjGRyVL7g8Cf8mw88sPgNvTvy8L/DGrteMQpmejtxqMe5Znj/YcwuLkd+AnbgHpGYcJAUZG+rqwwFrWDkT9VHFn/oAVCaRVB/S0oaKLDCl3naMsXV+QH0XXCIGpTmjZOBflLezZwqEpjhKbQpCxB/UTxto/y0kfn8W3nDijygYMwuvOblDlukJllRbaArSRxTJxMGgGmr9AA48hqoWaKijSvcQrWup8DzXSfUyYugFOV5sxAajBbDUevDpHqym5d6FkiAV3PT703A0ypjRTg178f/Jld4TwtcchCv4KeiThicynWbGMVNUwK/eBM7xPnkcR/iGOUBefVS9i55FtW1Ks7mcGRV1LNX+Zh6COexRHPWaokElp25hIbCiqR2+Nfu18J9npp8KTIu+rGQNV7NwzCYS8Y9wY3SRBNhuPJMPSDaByOouhNEEyCoIsi2nJOFfsFhKrNd053bi1Ytc8jr7tktb/I4J3a61Ve6kuIOlsln/BEnoEXoG1hYoVVZ27DySE+xcGjG1QadltqT5IJ8gN7EjMhQDWfBCmaQAUiw/3Kb5pTZUjJTE5cDYqBjk8vhEd2qSwsF/FlfftDXMeHghBomCkgdt5jG/Ei7I/LikJcobtVTG8LZmK6A939C67bG8qxBAAA>)</li></ul> | 22.71 ms | 25.07 ms | 1.10 | 0.36 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/Benchstone.BenchI.BubbleSort2_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/Benchstone.BenchI.BubbleSort2.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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'Benchstone.BenchI.BubbleSort2*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-fa4a2452-7ee8-48ac-a8d6-040331e5fd416e3669a00ca42e08b/17a8fb2c-7acd-45d1-9c08-71f20989bc01.zip?sv=2021-08-06&se=2023-10-15T16%3A05%3A32Z&sr=c&sp=rl&sig=CxTGOhOc802qmivPdiPkr1aOe%2FT%2BwJRKkJ162gaxG1g%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-336a6192-94e5-4a52-a527-f9e2ff5f69523495355af8d41a0a2/8637888d-69b2-4712-8d2f-44f7041562fa.zip?sv=2021-08-06&se=2023-10-16T07%3A18%3A06Z&sr=c&sp=rl&sig=RL7M%2B9Vy2LI2nzR0XaY%2F4ho8jeImwRw1Xqlih3evmlk%3D>)
### Benchstone.BenchI.BubbleSort2.Test

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 25.071085699999994 > 23.841809793356646.
IsChangePoint: Marked as a change because one of 9/15/2023 9:01:53 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -5.250128005257674 (T) = (0 -24760404.75256027) / Math.Sqrt((1018788786231.2522 / (27)) + (518021069673.94366 / (10))) is less than -2.0301079282477414 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (27) + (10) - 2, .025) and -0.06774482200997703 = (23189440.25029316 - 24760404.75256027) / 23189440.25029316 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

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

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [a47b51b4c2421f8e8557d1712708144fdf2ce4cb](https://github.com/dotnet/runtime/commit/a47b51b4c2421f8e8557d1712708144fdf2ce4cb)
Compare | [fd20f42f1f4fa77a0facde02e0c1527fa26e95cb](https://github.com/dotnet/runtime/commit/fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a47b51b4c2421f8e8557d1712708144fdf2ce4cb...fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro


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

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Stack - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Collections.ContainsFalse(Int32).Stack(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Contains/ContainsFalse.cs#L139-#L148>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACn1UXW/TMBR9r8R/8FsSSLMk7UpXyKRuaBpCY9AG8TBNyEtuG2/+iGyHtAjx27lJy9Z0dEoe7Otzzr3n+oODJfNCafuZCjAkITm1+N1xcGeV/FpBBRNjNZNLn7SzBreNeOSm53xnMle1CaIwmIp8NAzi8DIOrmsefAG9cHzi1Ez2V6Nhn4rc8f9DiE4uoyBlS9DPKExa4A3p210lbYXa4TCYaoGsf1COUNpEUL8EDbvouEG3Obry/IB8ND5MiMZdyq6Nx4KCefVkYFOVwQjNYJcyB/0Txbs+6n0fvdt3vSugyAcB0preb1IXuEDOKsbzGZSKJAlxcmUl2CONBphAVgd1pqnMihanYWGOCqC5ORKUyT3gVGcFs5BZzNbC0atDlD6w2hb6JJGCac9PuzZfGwsiOFecI4MpaXAsLeY0F5QbeP9R2kF8GswtzR7cOfsFE3Icxd6THB48ZCzYstK0Fbhxptepc0uSP8SxugLn1UvYcyVKxtvZlcphy6upES/zMPQJd2iLFyzTCgkdk+cK2ww6VeV21O1iijuAtkRJTpt7BM2OuHEYD/rhqB+dpOF4MhjhH4zH4+PR8O2bMJyEoYciphKCauwFoXr5Q9CV2wo2TfXJa4/crfcy+I9N9xsv7dVEnVKre+z6M/AMTMVtorHq3N1xsolP8TjSJSoNvI7avWKSPGBPEiYl6N2HQsldoAaZ43rjNyuotqRmtiCuAc3AJI/vhk9WmeKVkMl+fetN3CSbghBomeWQOB+wjXg91ttpQyGuNF4TMyVnNqErMN5fvSxguscEAAA=>)</li></ul> | 80.89 μs | 94.37 μs | 1.17 | 0.35 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Collections.ContainsFalse%28Int32%29_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Collections.ContainsFalse%28Int32%29.html>)

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

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.ContainsFalse&lt;Int32&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-fa4a2452-7ee8-48ac-a8d6-040331e5fd416e3669a00ca42e08b/17a8fb2c-7acd-45d1-9c08-71f20989bc01.zip?sv=2021-08-06&se=2023-10-15T16%3A05%3A32Z&sr=c&sp=rl&sig=CxTGOhOc802qmivPdiPkr1aOe%2FT%2BwJRKkJ162gaxG1g%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-336a6192-94e5-4a52-a527-f9e2ff5f69523495355af8d41a0a2/8637888d-69b2-4712-8d2f-44f7041562fa.zip?sv=2021-08-06&se=2023-10-16T07%3A18%3A06Z&sr=c&sp=rl&sig=RL7M%2B9Vy2LI2nzR0XaY%2F4ho8jeImwRw1Xqlih3evmlk%3D>)
### System.Collections.ContainsFalse&lt;Int32&gt;.Stack(Size: 512)

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 94.37436274907321 > 84.86444538738986.
IsChangePoint: Marked as a change because one of 9/15/2023 9:01:53 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -5.11359167622912 (T) = (0 -91473.485306812) / Math.Sqrt((33113643.323564954 / (28)) + (20665531.378724493 / (10))) is less than -2.028094000977961 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (10) - 2, .025) and -0.11205871579466303 = (82255.98523495786 - 91473.485306812) / 82255.98523495786 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

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

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [0bd362370bdd649f0f09eb5c1e58cf11d9538804](https://github.com/dotnet/runtime/commit/0bd362370bdd649f0f09eb5c1e58cf11d9538804)
Compare | [fd20f42f1f4fa77a0facde02e0c1527fa26e95cb](https://github.com/dotnet/runtime/commit/fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/0bd362370bdd649f0f09eb5c1e58cf11d9538804...fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro


### Regressions in System.Memory.MemoryMarshal&lt;Byte&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[AsBytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Memory.MemoryMarshal(Byte).AsBytes.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/MemoryMarshal.cs#L32-#L33>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACn1UTW/aQBC9I/U/7M3QGmM7iBJaRyL0EKmiaYGqhyiqFnuCN90PNLuuoar62zs2NGBSIh/WO/Pe23mzHxIcm+cG3SeuwLKEZdzRt5TQnhX6SwEFjKxDoVc+q2cVbh/psLuW903ozJQ2iMJgrLJBP4jDmzi4LWXwGfDB85lXCt3dDPpdrjLP/w8huryJgoVYAT6jCO1AVqSvy0K7grTDfjBGRax/UElQXkVIfw0Ix+i4QtdrNOXlGfloeJ4QDZuUYxtPBQXz4mBgV5WlCE/hmDIH/EniTR/lqY/W/bvWFDjxQYF2tvWblTkl2HUhZDaDtWFJwrzMOA2uh2RAKGI1UNfIdZrXOIQH28uBZ7anuNAnwDGmuXCQOlqthpNXjxk8k60LPUgswNbnp87Nt9aBCqagDG73w5Sjzbl8f711cBWMbTXaA59O2sToB7EqkDthtL3zxrcL754lf5jnsADv1UvYiVFrIevZ1GSw55Xcqpd5FPpIW7LHK5GiIULD1cRQXwEXZr3/a7ZtQS2fO9owdlVdHKi2oB2H8UU3HHSjy0U4HF0MRv04CN9G/TgevgnDURh2SMQWSnEUv4BxXH1XfNOuBasu+ux1hy23Jyv4T132Ky/1XSSdNZpH2phn4BnYQroEqeqsfeRkFx/T+eMrUrroNNQejdDsB/UkEVoDHr8MRh8DEXRG+cpvmnN0rBQuZ20LKMAmTw+FzzapkYXSyWl9213cJruCCOiEk5B4H6iNdB+2+2lFYW1tO1XMrqVwCd+A7fwF6gnf8bgEAAA=>)</li></ul> | 5.47 ns | 7.85 ns | 1.43 | 0.82 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Memory.MemoryMarshal%28Byte%29_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Memory.MemoryMarshal%28Byte%29.html>)

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

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Memory.MemoryMarshal&lt;Byte&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-96aa098c-8368-4e7a-9951-591b3102932c5097d3ff66d400582/683a175f-68b9-40c4-be8f-5b6a79add4a9.zip?sv=2021-08-06&se=2023-10-15T02%3A48%3A48Z&sr=c&sp=rl&sig=yLBOfBEY4kh%2Be2IYljDtD7ZCRJyjuwry%2FvcGWjWVBdU%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-336a6192-94e5-4a52-a527-f9e2ff5f69523495355af8d41a0a2/8637888d-69b2-4712-8d2f-44f7041562fa.zip?sv=2021-08-06&se=2023-10-16T07%3A18%3A06Z&sr=c&sp=rl&sig=RL7M%2B9Vy2LI2nzR0XaY%2F4ho8jeImwRw1Xqlih3evmlk%3D>)
### System.Memory.MemoryMarshal&lt;Byte&gt;.AsBytes

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 7.8468254215258915 > 5.196914530036157.
IsChangePoint: Marked as a change because one of 9/15/2023 9:01:53 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -4.144166757701091 (T) = (0 -7.155900210274351) / Math.Sqrt((1.3844331117415294 / (25)) + (1.6230829799427438 / (10))) is less than -2.034515297446192 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (25) + (10) - 2, .025) and -0.3702413130990484 = (5.222364952703104 - 7.155900210274351) / 5.222364952703104 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

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

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [a47b51b4c2421f8e8557d1712708144fdf2ce4cb](https://github.com/dotnet/runtime/commit/a47b51b4c2421f8e8557d1712708144fdf2ce4cb)
Compare | [fd20f42f1f4fa77a0facde02e0c1527fa26e95cb](https://github.com/dotnet/runtime/commit/fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a47b51b4c2421f8e8557d1712708144fdf2ce4cb...fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro


### Regressions in System.IO.Tests.Perf_Path

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[GetFullPathForReallyLongPath - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.IO.Tests.Perf_Path.GetFullPathForReallyLongPath.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime.Extensions/Perf.Path.cs#L65-#L66>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 2.44 μs | 2.89 μs | 1.18 | 0.37 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.IO.Tests.Perf_Path_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.IO.Tests.Perf_Path.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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.IO.Tests.Perf_Path*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-fa4a2452-7ee8-48ac-a8d6-040331e5fd416e3669a00ca42e08b/17a8fb2c-7acd-45d1-9c08-71f20989bc01.zip?sv=2021-08-06&se=2023-10-15T16%3A05%3A32Z&sr=c&sp=rl&sig=CxTGOhOc802qmivPdiPkr1aOe%2FT%2BwJRKkJ162gaxG1g%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-336a6192-94e5-4a52-a527-f9e2ff5f69523495355af8d41a0a2/8637888d-69b2-4712-8d2f-44f7041562fa.zip?sv=2021-08-06&se=2023-10-16T07%3A18%3A06Z&sr=c&sp=rl&sig=RL7M%2B9Vy2LI2nzR0XaY%2F4ho8jeImwRw1Xqlih3evmlk%3D>)
### System.IO.Tests.Perf_Path.GetFullPathForReallyLongPath

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.8878997010372616 > 2.56214480796792.
IsChangePoint: Marked as a change because one of 9/15/2023 9:01:53 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -4.874759717623636 (T) = (0 -2847.0569468067642) / Math.Sqrt((40068.64979890235 / (27)) + (22116.47122328643 / (10))) is less than -2.0301079282477414 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (27) + (10) - 2, .025) and -0.1161819666022665 = (2550.71039668684 - 2847.0569468067642) / 2550.71039668684 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

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

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [a47b51b4c2421f8e8557d1712708144fdf2ce4cb](https://github.com/dotnet/runtime/commit/a47b51b4c2421f8e8557d1712708144fdf2ce4cb)
Compare | [fd20f42f1f4fa77a0facde02e0c1527fa26e95cb](https://github.com/dotnet/runtime/commit/fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a47b51b4c2421f8e8557d1712708144fdf2ce4cb...fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro


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

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Stack - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Collections.ContainsTrue(Int32).Stack(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Contains/ContainsTrue.cs#L164-#L173>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 47.95 μs | 54.27 μs | 1.13 | 0.41 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Collections.ContainsTrue%28Int32%29_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Collections.ContainsTrue%28Int32%29.html>)

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

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.ContainsTrue&lt;Int32&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-fa4a2452-7ee8-48ac-a8d6-040331e5fd416e3669a00ca42e08b/17a8fb2c-7acd-45d1-9c08-71f20989bc01.zip?sv=2021-08-06&se=2023-10-15T16%3A05%3A32Z&sr=c&sp=rl&sig=CxTGOhOc802qmivPdiPkr1aOe%2FT%2BwJRKkJ162gaxG1g%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-336a6192-94e5-4a52-a527-f9e2ff5f69523495355af8d41a0a2/8637888d-69b2-4712-8d2f-44f7041562fa.zip?sv=2021-08-06&se=2023-10-16T07%3A18%3A06Z&sr=c&sp=rl&sig=RL7M%2B9Vy2LI2nzR0XaY%2F4ho8jeImwRw1Xqlih3evmlk%3D>)
### System.Collections.ContainsTrue&lt;Int32&gt;.Stack(Size: 512)

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 54.271282986111125 > 49.604257135460465.
IsChangePoint: Marked as a change because one of 9/15/2023 9:01:53 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -5.129591646354223 (T) = (0 -53568.161113424765) / Math.Sqrt((9402736.78854179 / (28)) + (5449414.567837811 / (10))) is less than -2.028094000977961 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (10) - 2, .025) and -0.09874126226307436 = (48754.117965034435 - 53568.161113424765) / 48754.117965034435 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

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

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [a47b51b4c2421f8e8557d1712708144fdf2ce4cb](https://github.com/dotnet/runtime/commit/a47b51b4c2421f8e8557d1712708144fdf2ce4cb)
Compare | [fd20f42f1f4fa77a0facde02e0c1527fa26e95cb](https://github.com/dotnet/runtime/commit/fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a47b51b4c2421f8e8557d1712708144fdf2ce4cb...fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro


### Regressions in System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[FixedTimeEquals_256Bit_AllBitsDifferent - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_AllBitsDifferent.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Security.Cryptography.Primitives/Perf.FixedTimeEquals.cs#L58-#L59>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 42.16 ns | 56.97 ns | 1.35 | 0.41 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-fa4a2452-7ee8-48ac-a8d6-040331e5fd416e3669a00ca42e08b/17a8fb2c-7acd-45d1-9c08-71f20989bc01.zip?sv=2021-08-06&se=2023-10-15T16%3A05%3A32Z&sr=c&sp=rl&sig=CxTGOhOc802qmivPdiPkr1aOe%2FT%2BwJRKkJ162gaxG1g%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-336a6192-94e5-4a52-a527-f9e2ff5f69523495355af8d41a0a2/8637888d-69b2-4712-8d2f-44f7041562fa.zip?sv=2021-08-06&se=2023-10-16T07%3A18%3A06Z&sr=c&sp=rl&sig=RL7M%2B9Vy2LI2nzR0XaY%2F4ho8jeImwRw1Xqlih3evmlk%3D>)
### System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_AllBitsDifferent

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 56.97260881541608 > 46.25640315140038.
IsChangePoint: Marked as a change because one of 9/15/2023 9:01:53 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -6.057561019744553 (T) = (0 -57.150327924601825) / Math.Sqrt((31.222922332085982 / (26)) + (16.797272135427963 / (10))) is less than -2.0322445093148245 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (26) + (10) - 2, .025) and -0.21935736550782886 = (46.86921942756321 - 57.150327924601825) / 46.86921942756321 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

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

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [a47b51b4c2421f8e8557d1712708144fdf2ce4cb](https://github.com/dotnet/runtime/commit/a47b51b4c2421f8e8557d1712708144fdf2ce4cb)
Compare | [fd20f42f1f4fa77a0facde02e0c1527fa26e95cb](https://github.com/dotnet/runtime/commit/fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a47b51b4c2421f8e8557d1712708144fdf2ce4cb...fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro


### Regressions in System.Text.Json.Serialization.Tests.WriteJson&lt;IndexViewModel&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[SerializeToWriter - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/System.Text.Json.Serialization.Tests.WriteJson(IndexViewModel).SerializeToWriter(Mode%3a%20SourceGen).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L81-#L87>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 28.42 μs | 30.99 μs | 1.09 | 0.30 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Text.Json.Serialization.Tests.WriteJson%28IndexViewModel%29_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/System.Text.Json.Serialization.Tests.WriteJson%28IndexViewModel%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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;IndexViewModel&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-fa4a2452-7ee8-48ac-a8d6-040331e5fd416e3669a00ca42e08b/17a8fb2c-7acd-45d1-9c08-71f20989bc01.zip?sv=2021-08-06&se=2023-10-15T16%3A05%3A32Z&sr=c&sp=rl&sig=CxTGOhOc802qmivPdiPkr1aOe%2FT%2BwJRKkJ162gaxG1g%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-336a6192-94e5-4a52-a527-f9e2ff5f69523495355af8d41a0a2/8637888d-69b2-4712-8d2f-44f7041562fa.zip?sv=2021-08-06&se=2023-10-16T07%3A18%3A06Z&sr=c&sp=rl&sig=RL7M%2B9Vy2LI2nzR0XaY%2F4ho8jeImwRw1Xqlih3evmlk%3D>)
### System.Text.Json.Serialization.Tests.WriteJson&lt;IndexViewModel&gt;.SerializeToWriter(Mode: SourceGen)

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 30.988830869709 > 29.705660825246532.
IsChangePoint: Marked as a change because one of 9/15/2023 9:01:53 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -5.190772840971554 (T) = (0 -31571.929023273482) / Math.Sqrt((1847375.5678164237 / (27)) + (1611905.3848469523 / (10))) is less than -2.0301079282477414 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (27) + (10) - 2, .025) and -0.08551961470015344 = (29084.623249294676 - 31571.929023273482) / 29084.623249294676 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

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

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [a47b51b4c2421f8e8557d1712708144fdf2ce4cb](https://github.com/dotnet/runtime/commit/a47b51b4c2421f8e8557d1712708144fdf2ce4cb)
Compare | [fd20f42f1f4fa77a0facde02e0c1527fa26e95cb](https://github.com/dotnet/runtime/commit/fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a47b51b4c2421f8e8557d1712708144fdf2ce4cb...fd20f42f1f4fa77a0facde02e0c1527fa26e95cb)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro


### Regressions in Benchstone.MDBenchI.MDPuzzle

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Test - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_AOT=true_CompilationMode=wasm_RunKind=micro/Benchstone.MDBenchI.MDPuzzle.Test.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Benchstones/MDBenchI/MDPuzzle.cs#L336-#L349>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 883.83 ms | 977.03 ms | 1.11 | 0.36 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/Benchstone.MDBenchI.MDPuzzle_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_19_2023/refs/heads/main_x64_ubuntu%2022.04_AOT%3Dtrue_CompilationMode%3Dwasm_RunKind%3Dmicro_Regression/Benchstone.MDBenchI.MDPuzzle.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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'Benchstone.MDBenchI.MDPuzzle*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-fa4a2452-7ee8-48ac-a8d6-040331e5fd416e3669a00ca42e08b/17a8fb2c-7acd-45d1-9c08-71f20989bc01.zip?sv=2021-08-06&se=2023-10-15T16%3A05%3A32Z&sr=c&sp=rl&sig=CxTGOhOc802qmivPdiPkr1aOe%2FT%2BwJRKkJ162gaxG1g%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-336a6192-94e5-4a52-a527-f9e2ff5f69523495355af8d41a0a2/8637888d-69b2-4712-8d2f-44f7041562fa.zip?sv=2021-08-06&se=2023-10-16T07%3A18%3A06Z&sr=c&sp=rl&sig=RL7M%2B9Vy2LI2nzR0XaY%2F4ho8jeImwRw1Xqlih3evmlk%3D>)
### Benchstone.MDBenchI.MDPuzzle.Test

#### ETL Files

#### Histogram

#### Description of detection logic
```
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 977.0313846153846 > 931.9303277575001.
IsChangePoint: Marked as a change because one of 9/15/2023 9:01:53 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -5.328563144942166 (T) = (0 -969516193.8227838) / Math.Sqrt((1452233374666260.5 / (27)) + (904757114137304.1 / (10))) is less than -2.0301079282477414 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (27) + (10) - 2, .025) and -0.07067901945616527 = (905515262.9358839 - 969516193.8227838) / 905515262.9358839 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### JIT Disasms



### Docs

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

</details>

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	a47b51b4c2421f8e8557d1712708144fdf2ce4cb
Compare	fd20f42f1f4fa77a0facde02e0c1527fa26e95cb
Diff	Diff
Configs	AOT:true, CompilationMode:wasm, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
SubtractBenchmark - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	2.79 ns	4.67 ns	1.67	0.82	False
ZeroBenchmark - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	1.68 ns	3.68 ns	2.19	0.89	False
AddBenchmark - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	2.09 ns	6.57 ns	3.14	0.88	False

[Perf] Linux/x64: 12 Regressions on 9/16/2023 1:27:38 AM #21885

Description

Run Information

Regressions in System.Numerics.Tests.Perf_VectorOf<UInt16>

Repro

Payloads

System.Numerics.Tests.Perf_VectorOf<UInt16>.SubtractBenchmark

ETL Files

Histogram

Description of detection logic

JIT Disasms

System.Numerics.Tests.Perf_VectorOf<UInt16>.ZeroBenchmark

ETL Files

Histogram

Description of detection logic

JIT Disasms

System.Numerics.Tests.Perf_VectorOf<UInt16>.AddBenchmark

ETL Files

Histogram

Description of detection logic

JIT Disasms

Docs

Run Information

Regressions in System.Buffers.Text.Tests.Utf8ParserTests

Repro

Payloads

System.Buffers.Text.Tests.Utf8ParserTests.TryParseDecimal(value: 123456.789)

ETL Files

Histogram

Description of detection logic

JIT Disasms

Docs

Run Information

Regressions in Benchstone.BenchI.BubbleSort2

Repro

Payloads

Benchstone.BenchI.BubbleSort2.Test

ETL Files

Histogram

Description of detection logic

JIT Disasms

Docs

Run Information

Regressions in System.Collections.ContainsFalse<Int32>

Repro

Payloads

System.Collections.ContainsFalse<Int32>.Stack(Size: 512)

ETL Files

Histogram

Description of detection logic

JIT Disasms

Docs

Run Information

Regressions in System.Memory.MemoryMarshal<Byte>

Repro

Payloads

System.Memory.MemoryMarshal<Byte>.AsBytes

ETL Files

Histogram

Description of detection logic

JIT Disasms

Docs

Run Information

Regressions in System.IO.Tests.Perf_Path

Repro

Payloads

System.IO.Tests.Perf_Path.GetFullPathForReallyLongPath

ETL Files

Histogram

Description of detection logic

JIT Disasms

Docs

Run Information

Regressions in System.Collections.ContainsTrue<Int32>

Repro

Payloads

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

ETL Files

Histogram

Description of detection logic