[Perf] Windows/x64: 2 Improvements on 11/21/2022 12:41:05 AM

### Run Information

Architecture | x64
-- | --
OS | Windows 10.0.19042
Baseline | [de005e5ea950f852df5befac7c06ae2f717bfc29](https://github.com/dotnet/runtime/commit/de005e5ea950f852df5befac7c06ae2f717bfc29)
Compare | [9129083c2fc6ef32479168f0555875b54aee4dfb](https://github.com/dotnet/runtime/commit/9129083c2fc6ef32479168f0555875b54aee4dfb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/de005e5ea950f852df5befac7c06ae2f717bfc29...9129083c2fc6ef32479168f0555875b54aee4dfb)


### Improvements in System.Tests.Perf_Char

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Char_ToLowerInvariant - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/System.Tests.Perf_Char.Char_ToLowerInvariant(input%3a%20%22Hello%20World!%22).html>) | 25.96 ns | 14.45 ns | 0.56 | 0.05 | False | | |
[Char_ToUpperInvariant - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/System.Tests.Perf_Char.Char_ToUpperInvariant(input%3a%20%22Hello%20World!%22).html>) | 25.46 ns | 15.56 ns | 0.61 | 0.09 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_29_2022/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/System.Tests.Perf_Char_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_29_2022/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/System.Tests.Perf_Char_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/11_29_2022/refs/heads/main_x64_Windows%2010.0.19042/amd_Improvement/System.Tests.Perf_Char.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Char*'
```
<details>

### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-16887e07-c4f6-4f1a-98d8-c2a79b80506d965108361904da382/0704e2b7-8ee8-4f68-9d83-da7ad1d0b5c1.zip?sv=2021-08-06&se=2022-12-20T16%3A49%3A26Z&sr=c&sp=rl&sig=ikP4PgSmADXR9myRGKsMcX%2BgfwLm5C3nqR2Qitv2iis%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-487fe739-8c41-4bbe-96e4-0faaf3255f650528fbae54041aead/423c4fcf-8226-4457-bd88-d3bb749337ca.zip?sv=2021-08-06&se=2022-12-21T07%3A07%3A27Z&sr=c&sp=rl&sig=qGWUleRMeG2fhmgcV6Skus9wDTEtnqPQnEP8Y4%2FHhR0%3D>)
### Histogram

#### System.Tests.Perf_Char.Char_ToLowerInvariant(input: "Hello World!")

```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 14.445182528946763 < 24.771657485529055.
IsChangePoint: Marked as a change because one of 9/23/2022 1:16:35 AM, 9/29/2022 7:42:19 AM, 11/20/2022 11:32:49 PM, 11/29/2022 1:43:29 AM falls between 11/20/2022 12:28:28 PM and 11/29/2022 1:43:29 AM.
IsImprovementStdDev: Marked as improvement because 72.9526269125995 (T) = (0 -14.437185278113796) / Math.Sqrt((5.787574724991158 / (299)) + (0.00010064312500756905 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.41282591048990874 = (24.587572129007707 - 14.437185278113796) / 24.587572129007707 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Char.Char_ToUpperInvariant(input: "Hello World!")

```log

```
### Description of detection logic
```IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 15.557193374676734 < 25.014576154682786.
IsChangePoint: Marked as a change because one of 9/23/2022 1:16:35 AM, 9/29/2022 7:42:19 AM, 11/20/2022 11:32:49 PM, 11/29/2022 1:43:29 AM falls between 11/20/2022 12:28:28 PM and 11/29/2022 1:43:29 AM.
IsImprovementStdDev: Marked as improvement because 63.8499256692738 (T) = (0 -15.364639172592005) / Math.Sqrt((6.2487302751688825 / (299)) + (0.06747607442082487 / (39))) is greater than 1.9670493839589689 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (39) - 2, .975) and 0.3846643908307335 = (24.969527106248616 - 15.364639172592005) / 24.969527106248616 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>


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[Perf] Windows/x64: 2 Improvements on 11/21/2022 12:41:05 AM #10221

Run Information

Improvements in System.Tests.Perf_Char

Repro

Payloads

Histogram

System.Tests.Perf_Char.Char_ToLowerInvariant(input: "Hello World!")

Description of detection logic

Description of detection logic

Docs

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Architecture	x64
OS	Windows 10.0.19042
Baseline	de005e5ea950f852df5befac7c06ae2f717bfc29
Compare	9129083c2fc6ef32479168f0555875b54aee4dfb
Diff	Diff

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
Char_ToLowerInvariant - Duration of single invocation	25.96 ns	14.45 ns	0.56	0.05	False
Char_ToUpperInvariant - Duration of single invocation	25.46 ns	15.56 ns	0.61	0.09	False

[Perf] Windows/x64: 2 Improvements on 11/21/2022 12:41:05 AM #10221

Description

Run Information

Improvements in System.Tests.Perf_Char

Repro

Payloads

Histogram

System.Tests.Perf_Char.Char_ToLowerInvariant(input: "Hello World!")

Description of detection logic

Description of detection logic

Docs

Metadata

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Issue actions