[Perf] Linux/arm64: 7 Improvements on 4/4/2023 10:11:10 PM

### Run Information

Name | Value
-- | --
Architecture | arm64
OS | ubuntu 20.04
Queue | AmpereUbuntu
Baseline | [b1812ef9914225879dfd5bb1d6e1a57802abdd46](https://github.com/dotnet/runtime/commit/b1812ef9914225879dfd5bb1d6e1a57802abdd46)
Compare | [e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1](https://github.com/dotnet/runtime/commit/e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/b1812ef9914225879dfd5bb1d6e1a57802abdd46...e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in MicroBenchmarks.Serializers.Xml_ToStream&lt;SimpleStructWithProperties&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[DataContractSerializer_BinaryXml_ - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/MicroBenchmarks.Serializers.Xml_ToStream(SimpleStructWithProperties).DataContractSerializer_BinaryXml_.html>) | 756.56 ns | 662.26 ns | 0.88 | 0.13 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_06_2023/refs/heads/main_arm64_ubuntu%2020.04_Improvement/MicroBenchmarks.Serializers.Xml_ToStream(SimpleStructWithProperties)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_06_2023/refs/heads/main_arm64_ubuntu%2020.04_Improvement/MicroBenchmarks.Serializers.Xml_ToStream(SimpleStructWithProperties).html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-baa58237-424a-4410-ad3d-aaded96b68c44671b5cc1e04e0ea1/cd8b7173-858d-43ef-b3d4-0c30a3b95f02.zip?sv=2021-08-06&se=2023-05-04T01%3A20%3A06Z&sr=c&sp=rl&sig=pwDoxUHEnfbf3OuYS%2Bb%2B1Za4wpM4delclwRa0gtlDqc%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-81f2223c-571c-4cb5-934b-85f79d107c9e2dcfd6432394ca79d/f4a2eb98-f055-499f-8bf4-7ac995af796e.zip?sv=2021-08-06&se=2023-05-05T04%3A39%3A43Z&sr=c&sp=rl&sig=wm7hRBSKGdM%2B%2F%2FD%2B2bIAEU9O7NVwJVLVSPGDi9RXvZA%3D>)

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'MicroBenchmarks.Serializers.Xml_ToStream&lt;SimpleStructWithProperties&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-baa58237-424a-4410-ad3d-aaded96b68c44671b5cc1e04e0ea1/cd8b7173-858d-43ef-b3d4-0c30a3b95f02.zip?sv=2021-08-06&se=2023-05-04T01%3A20%3A06Z&sr=c&sp=rl&sig=pwDoxUHEnfbf3OuYS%2Bb%2B1Za4wpM4delclwRa0gtlDqc%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-81f2223c-571c-4cb5-934b-85f79d107c9e2dcfd6432394ca79d/f4a2eb98-f055-499f-8bf4-7ac995af796e.zip?sv=2021-08-06&se=2023-05-05T04%3A39%3A43Z&sr=c&sp=rl&sig=wm7hRBSKGdM%2B%2F%2FD%2B2bIAEU9O7NVwJVLVSPGDi9RXvZA%3D>)
### Histogram

#### MicroBenchmarks.Serializers.Xml_ToStream&lt;SimpleStructWithProperties&gt;.DataContractSerializer_BinaryXml_

```log

```
### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 662.2640287421183 < 690.1972288398578.
IsChangePoint: Marked as a change because one of 4/4/2023 3:37:20 PM, 4/5/2023 11:58:06 PM falls between 3/28/2023 10:24:48 AM and 4/5/2023 11:58:06 PM.
IsImprovementStdDev: Marked as improvement because 8.20181254693008 (T) = (0 -654.0684257873504) / Math.Sqrt((291.06531057258206 / (86)) + (247.20390140467347 / (3))) is greater than 1.987608281588541 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (86) + (3) - 2, .975) and 0.1040577274304756 = (730.0341169431708 - 654.0684257873504) / 730.0341169431708 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```


### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | ubuntu 20.04
Queue | AmpereUbuntu
Baseline | [b1812ef9914225879dfd5bb1d6e1a57802abdd46](https://github.com/dotnet/runtime/commit/b1812ef9914225879dfd5bb1d6e1a57802abdd46)
Compare | [e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1](https://github.com/dotnet/runtime/commit/e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/b1812ef9914225879dfd5bb1d6e1a57802abdd46...e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in MicroBenchmarks.Serializers.Xml_ToStream&lt;IndexViewModel&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[DataContractSerializer_BinaryXml_ - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/MicroBenchmarks.Serializers.Xml_ToStream(IndexViewModel).DataContractSerializer_BinaryXml_.html>) | 53.51 μs | 41.60 μs | 0.78 | 0.01 | False | | |
[DataContractSerializer_ - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/MicroBenchmarks.Serializers.Xml_ToStream(IndexViewModel).DataContractSerializer_.html>) | 81.99 μs | 72.33 μs | 0.88 | 0.00 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_06_2023/refs/heads/main_arm64_ubuntu%2020.04_Improvement/MicroBenchmarks.Serializers.Xml_ToStream(IndexViewModel)_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_06_2023/refs/heads/main_arm64_ubuntu%2020.04_Improvement/MicroBenchmarks.Serializers.Xml_ToStream(IndexViewModel)_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_06_2023/refs/heads/main_arm64_ubuntu%2020.04_Improvement/MicroBenchmarks.Serializers.Xml_ToStream(IndexViewModel).html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-baa58237-424a-4410-ad3d-aaded96b68c44671b5cc1e04e0ea1/cd8b7173-858d-43ef-b3d4-0c30a3b95f02.zip?sv=2021-08-06&se=2023-05-04T01%3A20%3A06Z&sr=c&sp=rl&sig=pwDoxUHEnfbf3OuYS%2Bb%2B1Za4wpM4delclwRa0gtlDqc%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-81f2223c-571c-4cb5-934b-85f79d107c9e2dcfd6432394ca79d/f4a2eb98-f055-499f-8bf4-7ac995af796e.zip?sv=2021-08-06&se=2023-05-05T04%3A39%3A43Z&sr=c&sp=rl&sig=wm7hRBSKGdM%2B%2F%2FD%2B2bIAEU9O7NVwJVLVSPGDi9RXvZA%3D>)

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'MicroBenchmarks.Serializers.Xml_ToStream&lt;IndexViewModel&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-baa58237-424a-4410-ad3d-aaded96b68c44671b5cc1e04e0ea1/cd8b7173-858d-43ef-b3d4-0c30a3b95f02.zip?sv=2021-08-06&se=2023-05-04T01%3A20%3A06Z&sr=c&sp=rl&sig=pwDoxUHEnfbf3OuYS%2Bb%2B1Za4wpM4delclwRa0gtlDqc%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-81f2223c-571c-4cb5-934b-85f79d107c9e2dcfd6432394ca79d/f4a2eb98-f055-499f-8bf4-7ac995af796e.zip?sv=2021-08-06&se=2023-05-05T04%3A39%3A43Z&sr=c&sp=rl&sig=wm7hRBSKGdM%2B%2F%2FD%2B2bIAEU9O7NVwJVLVSPGDi9RXvZA%3D>)
### Histogram

#### MicroBenchmarks.Serializers.Xml_ToStream&lt;IndexViewModel&gt;.DataContractSerializer_BinaryXml_

```log

```
### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 41.599338342713445 < 50.49369534559238.
IsChangePoint: Marked as a change because one of 4/4/2023 3:37:20 PM, 4/5/2023 11:58:06 PM falls between 3/28/2023 10:24:48 AM and 4/5/2023 11:58:06 PM.
IsImprovementStdDev: Marked as improvement because 228.06920363829482 (T) = (0 -41552.40328897428) / Math.Sqrt((90112.56084362185 / (86)) + (4329.618264105631 / (3))) is greater than 1.987608281588541 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (86) + (3) - 2, .975) and 0.21503531779765175 = (52935.379426743304 - 41552.40328897428) / 52935.379426743304 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```
#### MicroBenchmarks.Serializers.Xml_ToStream&lt;IndexViewModel&gt;.DataContractSerializer_

```log

```
### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 72.32784028139153 < 76.76475367769712.
IsChangePoint: Marked as a change because one of 4/4/2023 3:37:20 PM, 4/5/2023 11:58:06 PM falls between 3/28/2023 10:24:48 AM and 4/5/2023 11:58:06 PM.
IsImprovementStdDev: Marked as improvement because 113.34509549467592 (T) = (0 -72269.19686603226) / Math.Sqrt((222430.2383308484 / (299)) + (13683.596501515833 / (3))) is greater than 1.9679030112610798 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (3) - 2, .975) and 0.10252275255962114 = (80524.82341156313 - 72269.19686603226) / 80524.82341156313 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```


### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | ubuntu 20.04
Queue | AmpereUbuntu
Baseline | [b1812ef9914225879dfd5bb1d6e1a57802abdd46](https://github.com/dotnet/runtime/commit/b1812ef9914225879dfd5bb1d6e1a57802abdd46)
Compare | [e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1](https://github.com/dotnet/runtime/commit/e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/b1812ef9914225879dfd5bb1d6e1a57802abdd46...e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in MicroBenchmarks.Serializers.Xml_ToStream&lt;Location&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[DataContractSerializer_BinaryXml_ - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/MicroBenchmarks.Serializers.Xml_ToStream(Location).DataContractSerializer_BinaryXml_.html>) | 1.66 μs | 1.51 μs | 0.91 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_06_2023/refs/heads/main_arm64_ubuntu%2020.04_Improvement/MicroBenchmarks.Serializers.Xml_ToStream(Location)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_06_2023/refs/heads/main_arm64_ubuntu%2020.04_Improvement/MicroBenchmarks.Serializers.Xml_ToStream(Location).html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-baa58237-424a-4410-ad3d-aaded96b68c44671b5cc1e04e0ea1/cd8b7173-858d-43ef-b3d4-0c30a3b95f02.zip?sv=2021-08-06&se=2023-05-04T01%3A20%3A06Z&sr=c&sp=rl&sig=pwDoxUHEnfbf3OuYS%2Bb%2B1Za4wpM4delclwRa0gtlDqc%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-81f2223c-571c-4cb5-934b-85f79d107c9e2dcfd6432394ca79d/f4a2eb98-f055-499f-8bf4-7ac995af796e.zip?sv=2021-08-06&se=2023-05-05T04%3A39%3A43Z&sr=c&sp=rl&sig=wm7hRBSKGdM%2B%2F%2FD%2B2bIAEU9O7NVwJVLVSPGDi9RXvZA%3D>)

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'MicroBenchmarks.Serializers.Xml_ToStream&lt;Location&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-baa58237-424a-4410-ad3d-aaded96b68c44671b5cc1e04e0ea1/cd8b7173-858d-43ef-b3d4-0c30a3b95f02.zip?sv=2021-08-06&se=2023-05-04T01%3A20%3A06Z&sr=c&sp=rl&sig=pwDoxUHEnfbf3OuYS%2Bb%2B1Za4wpM4delclwRa0gtlDqc%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-81f2223c-571c-4cb5-934b-85f79d107c9e2dcfd6432394ca79d/f4a2eb98-f055-499f-8bf4-7ac995af796e.zip?sv=2021-08-06&se=2023-05-05T04%3A39%3A43Z&sr=c&sp=rl&sig=wm7hRBSKGdM%2B%2F%2FD%2B2bIAEU9O7NVwJVLVSPGDi9RXvZA%3D>)
### Histogram

#### MicroBenchmarks.Serializers.Xml_ToStream&lt;Location&gt;.DataContractSerializer_BinaryXml_

```log

```
### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 1.5136300267821792 < 1.6202667981941805.
IsChangePoint: Marked as a change because one of 4/4/2023 3:37:20 PM, 4/5/2023 11:58:06 PM falls between 3/28/2023 10:24:48 AM and 4/5/2023 11:58:06 PM.
IsImprovementStdDev: Marked as improvement because 21.156677604221127 (T) = (0 -1503.2951506495956) / Math.Sqrt((756.5109955533361 / (86)) + (229.05007078186873 / (3))) is greater than 1.987608281588541 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (86) + (3) - 2, .975) and 0.11493731762557202 = (1698.5182864298224 - 1503.2951506495956) / 1698.5182864298224 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```


### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | ubuntu 20.04
Queue | AmpereUbuntu
Baseline | [b1812ef9914225879dfd5bb1d6e1a57802abdd46](https://github.com/dotnet/runtime/commit/b1812ef9914225879dfd5bb1d6e1a57802abdd46)
Compare | [e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1](https://github.com/dotnet/runtime/commit/e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/b1812ef9914225879dfd5bb1d6e1a57802abdd46...e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in MicroBenchmarks.Serializers.Xml_ToStream&lt;ClassImplementingIXmlSerialiable&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[DataContractSerializer_BinaryXml_ - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/MicroBenchmarks.Serializers.Xml_ToStream(ClassImplementingIXmlSerialiable).DataContractSerializer_BinaryXml_.html>) | 537.21 ns | 451.50 ns | 0.84 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_06_2023/refs/heads/main_arm64_ubuntu%2020.04_Improvement/MicroBenchmarks.Serializers.Xml_ToStream(ClassImplementingIXmlSerialiable)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_06_2023/refs/heads/main_arm64_ubuntu%2020.04_Improvement/MicroBenchmarks.Serializers.Xml_ToStream(ClassImplementingIXmlSerialiable).html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-baa58237-424a-4410-ad3d-aaded96b68c44671b5cc1e04e0ea1/cd8b7173-858d-43ef-b3d4-0c30a3b95f02.zip?sv=2021-08-06&se=2023-05-04T01%3A20%3A06Z&sr=c&sp=rl&sig=pwDoxUHEnfbf3OuYS%2Bb%2B1Za4wpM4delclwRa0gtlDqc%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-81f2223c-571c-4cb5-934b-85f79d107c9e2dcfd6432394ca79d/f4a2eb98-f055-499f-8bf4-7ac995af796e.zip?sv=2021-08-06&se=2023-05-05T04%3A39%3A43Z&sr=c&sp=rl&sig=wm7hRBSKGdM%2B%2F%2FD%2B2bIAEU9O7NVwJVLVSPGDi9RXvZA%3D>)

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'MicroBenchmarks.Serializers.Xml_ToStream&lt;ClassImplementingIXmlSerialiable&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-baa58237-424a-4410-ad3d-aaded96b68c44671b5cc1e04e0ea1/cd8b7173-858d-43ef-b3d4-0c30a3b95f02.zip?sv=2021-08-06&se=2023-05-04T01%3A20%3A06Z&sr=c&sp=rl&sig=pwDoxUHEnfbf3OuYS%2Bb%2B1Za4wpM4delclwRa0gtlDqc%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-81f2223c-571c-4cb5-934b-85f79d107c9e2dcfd6432394ca79d/f4a2eb98-f055-499f-8bf4-7ac995af796e.zip?sv=2021-08-06&se=2023-05-05T04%3A39%3A43Z&sr=c&sp=rl&sig=wm7hRBSKGdM%2B%2F%2FD%2B2bIAEU9O7NVwJVLVSPGDi9RXvZA%3D>)
### Histogram

#### MicroBenchmarks.Serializers.Xml_ToStream&lt;ClassImplementingIXmlSerialiable&gt;.DataContractSerializer_BinaryXml_

```log

```
### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 451.50039411801873 < 510.7218478590783.
IsChangePoint: Marked as a change because one of 4/4/2023 3:37:20 PM, 4/5/2023 11:58:06 PM falls between 3/28/2023 10:24:48 AM and 4/5/2023 11:58:06 PM.
IsImprovementStdDev: Marked as improvement because 91.65941319257998 (T) = (0 -451.76133815602634) / Math.Sqrt((50.3456366071258 / (86)) + (0.4719870249752097 / (3))) is greater than 1.987608281588541 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (86) + (3) - 2, .975) and 0.14883386054110279 = (530.7557681314952 - 451.76133815602634) / 530.7557681314952 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```


### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | ubuntu 20.04
Queue | AmpereUbuntu
Baseline | [b1812ef9914225879dfd5bb1d6e1a57802abdd46](https://github.com/dotnet/runtime/commit/b1812ef9914225879dfd5bb1d6e1a57802abdd46)
Compare | [e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1](https://github.com/dotnet/runtime/commit/e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/b1812ef9914225879dfd5bb1d6e1a57802abdd46...e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1)
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 | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Trim - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/System.Tests.Perf_String.Trim(s%3a%20%22Test%22).html>) | 4.36 ns | 2.14 ns | 0.49 | 0.68 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_06_2023/refs/heads/main_arm64_ubuntu%2020.04_Improvement/System.Tests.Perf_String_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_06_2023/refs/heads/main_arm64_ubuntu%2020.04_Improvement/System.Tests.Perf_String.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-baa58237-424a-4410-ad3d-aaded96b68c44671b5cc1e04e0ea1/cd8b7173-858d-43ef-b3d4-0c30a3b95f02.zip?sv=2021-08-06&se=2023-05-04T01%3A20%3A06Z&sr=c&sp=rl&sig=pwDoxUHEnfbf3OuYS%2Bb%2B1Za4wpM4delclwRa0gtlDqc%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-81f2223c-571c-4cb5-934b-85f79d107c9e2dcfd6432394ca79d/f4a2eb98-f055-499f-8bf4-7ac995af796e.zip?sv=2021-08-06&se=2023-05-05T04%3A39%3A43Z&sr=c&sp=rl&sig=wm7hRBSKGdM%2B%2F%2FD%2B2bIAEU9O7NVwJVLVSPGDi9RXvZA%3D>)

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_String*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-baa58237-424a-4410-ad3d-aaded96b68c44671b5cc1e04e0ea1/cd8b7173-858d-43ef-b3d4-0c30a3b95f02.zip?sv=2021-08-06&se=2023-05-04T01%3A20%3A06Z&sr=c&sp=rl&sig=pwDoxUHEnfbf3OuYS%2Bb%2B1Za4wpM4delclwRa0gtlDqc%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-81f2223c-571c-4cb5-934b-85f79d107c9e2dcfd6432394ca79d/f4a2eb98-f055-499f-8bf4-7ac995af796e.zip?sv=2021-08-06&se=2023-05-05T04%3A39%3A43Z&sr=c&sp=rl&sig=wm7hRBSKGdM%2B%2F%2FD%2B2bIAEU9O7NVwJVLVSPGDi9RXvZA%3D>)
### Histogram

#### System.Tests.Perf_String.Trim(s: "Test")

```log

```
### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 2.141320119432795 < 3.5261738528066227.
IsChangePoint: Marked as a change because one of 4/4/2023 3:37:20 PM, 4/5/2023 11:58:06 PM falls between 3/28/2023 10:24:48 AM and 4/5/2023 11:58:06 PM.
IsImprovementStdDev: Marked as improvement because 15.252475202863131 (T) = (0 -2.159340414111512) / Math.Sqrt((0.26699960403525036 / (299)) + (0.028074797591557815 / (3))) is greater than 1.9679030112610798 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (3) - 2, .975) and 0.4169663791235243 = (3.7036293222085046 - 2.159340414111512) / 3.7036293222085046 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```


### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | ubuntu 20.04
Queue | AmpereUbuntu
Baseline | [b1812ef9914225879dfd5bb1d6e1a57802abdd46](https://github.com/dotnet/runtime/commit/b1812ef9914225879dfd5bb1d6e1a57802abdd46)
Compare | [e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1](https://github.com/dotnet/runtime/commit/e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/b1812ef9914225879dfd5bb1d6e1a57802abdd46...e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in MicroBenchmarks.Serializers.Xml_ToStream&lt;LoginViewModel&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[DataContractSerializer_BinaryXml_ - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/MicroBenchmarks.Serializers.Xml_ToStream(LoginViewModel).DataContractSerializer_BinaryXml_.html>) | 894.36 ns | 784.33 ns | 0.88 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_06_2023/refs/heads/main_arm64_ubuntu%2020.04_Improvement/MicroBenchmarks.Serializers.Xml_ToStream(LoginViewModel)_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_06_2023/refs/heads/main_arm64_ubuntu%2020.04_Improvement/MicroBenchmarks.Serializers.Xml_ToStream(LoginViewModel).html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-baa58237-424a-4410-ad3d-aaded96b68c44671b5cc1e04e0ea1/cd8b7173-858d-43ef-b3d4-0c30a3b95f02.zip?sv=2021-08-06&se=2023-05-04T01%3A20%3A06Z&sr=c&sp=rl&sig=pwDoxUHEnfbf3OuYS%2Bb%2B1Za4wpM4delclwRa0gtlDqc%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-81f2223c-571c-4cb5-934b-85f79d107c9e2dcfd6432394ca79d/f4a2eb98-f055-499f-8bf4-7ac995af796e.zip?sv=2021-08-06&se=2023-05-05T04%3A39%3A43Z&sr=c&sp=rl&sig=wm7hRBSKGdM%2B%2F%2FD%2B2bIAEU9O7NVwJVLVSPGDi9RXvZA%3D>)

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'MicroBenchmarks.Serializers.Xml_ToStream&lt;LoginViewModel&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-baa58237-424a-4410-ad3d-aaded96b68c44671b5cc1e04e0ea1/cd8b7173-858d-43ef-b3d4-0c30a3b95f02.zip?sv=2021-08-06&se=2023-05-04T01%3A20%3A06Z&sr=c&sp=rl&sig=pwDoxUHEnfbf3OuYS%2Bb%2B1Za4wpM4delclwRa0gtlDqc%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-81f2223c-571c-4cb5-934b-85f79d107c9e2dcfd6432394ca79d/f4a2eb98-f055-499f-8bf4-7ac995af796e.zip?sv=2021-08-06&se=2023-05-05T04%3A39%3A43Z&sr=c&sp=rl&sig=wm7hRBSKGdM%2B%2F%2FD%2B2bIAEU9O7NVwJVLVSPGDi9RXvZA%3D>)
### Histogram

#### MicroBenchmarks.Serializers.Xml_ToStream&lt;LoginViewModel&gt;.DataContractSerializer_BinaryXml_

```log

```
### Description of detection logic
```
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 784.3279561197305 < 841.0860574073891.
IsChangePoint: Marked as a change because one of 4/4/2023 3:37:20 PM, 4/5/2023 11:58:06 PM falls between 3/28/2023 10:24:48 AM and 4/5/2023 11:58:06 PM.
IsImprovementStdDev: Marked as improvement because 86.71890276894288 (T) = (0 -783.9225782460086) / Math.Sqrt((122.43705445851622 / (86)) + (0.23732992090066096 / (3))) is greater than 1.987608281588541 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (86) + (3) - 2, .975) and 0.11941575331469115 = (890.2300730416724 - 783.9225782460086) / 890.2300730416724 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```


### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>

Name	Value
Architecture	arm64
OS	ubuntu 20.04
Queue	AmpereUbuntu
Baseline	b1812ef9914225879dfd5bb1d6e1a57802abdd46
Compare	e13f0dc1e0327b5d0cd0602b55ee257ef554f0a1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
DataContractSerializer_BinaryXml_ - Duration of single invocation	53.51 μs	41.60 μs	0.78	0.01	False
DataContractSerializer_ - Duration of single invocation	81.99 μs	72.33 μs	0.88	0.00	False

[Perf] Linux/arm64: 7 Improvements on 4/4/2023 10:11:10 PM #15404

Description

Run Information

Improvements in MicroBenchmarks.Serializers.Xml_ToStream<SimpleStructWithProperties>

Repro

Payloads

Payloads

Histogram

MicroBenchmarks.Serializers.Xml_ToStream<SimpleStructWithProperties>.DataContractSerializer_BinaryXml_

Description of detection logic

Docs

Run Information

Improvements in MicroBenchmarks.Serializers.Xml_ToStream<IndexViewModel>

Repro

Payloads

Payloads

Histogram

MicroBenchmarks.Serializers.Xml_ToStream<IndexViewModel>.DataContractSerializer_BinaryXml_

Description of detection logic

MicroBenchmarks.Serializers.Xml_ToStream<IndexViewModel>.DataContractSerializer_

Description of detection logic

Docs

Run Information

Improvements in MicroBenchmarks.Serializers.Xml_ToStream<Location>

Repro

Payloads

Payloads

Histogram

MicroBenchmarks.Serializers.Xml_ToStream<Location>.DataContractSerializer_BinaryXml_

Description of detection logic

Docs

Run Information

Improvements in MicroBenchmarks.Serializers.Xml_ToStream<ClassImplementingIXmlSerialiable>

Repro

Payloads

Payloads

Histogram

MicroBenchmarks.Serializers.Xml_ToStream<ClassImplementingIXmlSerialiable>.DataContractSerializer_BinaryXml_

Description of detection logic

Docs

Run Information

Improvements in System.Tests.Perf_String

Repro

Payloads

Payloads

Histogram

System.Tests.Perf_String.Trim(s: "Test")

Description of detection logic

Docs

Run Information

Improvements in MicroBenchmarks.Serializers.Xml_ToStream<LoginViewModel>

Repro

Payloads

Payloads

Histogram

MicroBenchmarks.Serializers.Xml_ToStream<LoginViewModel>.DataContractSerializer_BinaryXml_

Description of detection logic

Docs

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