[Perf] Changes at 7/10/2021 10:24:00 AM

### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [c90aa4d8ab36bd454e5937abd903924fe7e859fe](https://github.com/dotnet/runtime/commit/c90aa4d8ab36bd454e5937abd903924fe7e859fe)
Compare | [21c251623d45e2a753cd687c0551ec327f837d51](https://github.com/dotnet/runtime/commit/21c251623d45e2a753cd687c0551ec327f837d51)
Diff | [Diff](https://github.com/dotnet/runtime/compare/c90aa4d8ab36bd454e5937abd903924fe7e859fe...21c251623d45e2a753cd687c0551ec327f837d51)


### Improvemnts in System.Buffers.Text.Tests.Utf8ParserTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[TryParseDecimal - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Buffers.Text.Tests.Utf8ParserTests.TryParseDecimal(value%3a%20123456.789).html>) | 43.91 ns | 39.79 ns | 0.91 | 0.00 | False | | |
[TryParseInt64 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt64(value%3a%2012345).html>) | 6.89 ns | 5.37 ns | 0.78 | 0.06 | False | | |
[TryParseDouble - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Buffers.Text.Tests.Utf8ParserTests.TryParseDouble(value%3a%2012345).html>) | 26.89 ns | 25.39 ns | 0.94 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_06_2021/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Buffers.Text.Tests.Utf8ParserTests_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_06_2021/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Buffers.Text.Tests.Utf8ParserTests_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_06_2021/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Buffers.Text.Tests.Utf8ParserTests_3.png>)
[Historical Data in Reporting System](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_06_2021/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Buffers.Text.Tests.Utf8ParserTests.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f netcoreapp5.0 --filter 'System.Buffers.Text.Tests.Utf8ParserTests*'
```
<details>

### Payloads

[Baseline](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-9b9ddce8-8f72-4f26-8818-449bf8d914cb699e9c0a5904f9fa9/508355eb-0925-4528-a0ba-60ecdc13ff5c.zip?sv=2019-07-07&se=2021-08-28T17%3A28%3A15Z&sr=c&sp=rl&sig=Z2zXSxbD0FR7o%2F2D4FKSDVZUnpsDFbRDZ90eE4aIoJM%3D>)
[Compare](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-920c694e-1c07-4618-9373-46a229f8d99cec6116dc4874425aa/f5acb10c-ff52-450e-b0a0-66c24f0b2f57.zip?sv=2019-07-07&se=2021-09-01T21%3A44%3A16Z&sr=c&sp=rl&sig=atenJPNr5xaZU3Dh57yelmtspOFfUukloU5rFJRIfHU%3D>)

### Histogram
#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseDecimal(value: 123456.789)

```log

```
#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt64(value: 12345)

```log

```
#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseDouble(value: 12345)

```log

```


### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>
### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [c90aa4d8ab36bd454e5937abd903924fe7e859fe](https://github.com/dotnet/runtime/commit/c90aa4d8ab36bd454e5937abd903924fe7e859fe)
Compare | [21c251623d45e2a753cd687c0551ec327f837d51](https://github.com/dotnet/runtime/commit/21c251623d45e2a753cd687c0551ec327f837d51)
Diff | [Diff](https://github.com/dotnet/runtime/compare/c90aa4d8ab36bd454e5937abd903924fe7e859fe...21c251623d45e2a753cd687c0551ec327f837d51)


### Improvemnts in System.Collections.IndexerSet&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Dictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Collections.IndexerSet(String).Dictionary(Size%3a%20512).html>) | 12.87 μs | 10.71 μs | 0.83 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_06_2021/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Collections.IndexerSet(String)_1.png>)
[Historical Data in Reporting System](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_06_2021/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Collections.IndexerSet(String).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f netcoreapp5.0 --filter 'System.Collections.IndexerSet&lt;String&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-9b9ddce8-8f72-4f26-8818-449bf8d914cb699e9c0a5904f9fa9/508355eb-0925-4528-a0ba-60ecdc13ff5c.zip?sv=2019-07-07&se=2021-08-28T17%3A28%3A15Z&sr=c&sp=rl&sig=Z2zXSxbD0FR7o%2F2D4FKSDVZUnpsDFbRDZ90eE4aIoJM%3D>)
[Compare](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-920c694e-1c07-4618-9373-46a229f8d99cec6116dc4874425aa/f5acb10c-ff52-450e-b0a0-66c24f0b2f57.zip?sv=2019-07-07&se=2021-09-01T21%3A44%3A16Z&sr=c&sp=rl&sig=atenJPNr5xaZU3Dh57yelmtspOFfUukloU5rFJRIfHU%3D>)

### Histogram
#### System.Collections.IndexerSet&lt;String&gt;.Dictionary(Size: 512)

```log

```


### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [c90aa4d8ab36bd454e5937abd903924fe7e859fe](https://github.com/dotnet/runtime/commit/c90aa4d8ab36bd454e5937abd903924fe7e859fe)
Compare | [21c251623d45e2a753cd687c0551ec327f837d51](https://github.com/dotnet/runtime/commit/21c251623d45e2a753cd687c0551ec327f837d51)
Diff | [Diff](https://github.com/dotnet/runtime/compare/c90aa4d8ab36bd454e5937abd903924fe7e859fe...21c251623d45e2a753cd687c0551ec327f837d51)


### Improvemnts in System.Globalization.Tests.StringSearch

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[IsPrefix_FirstHalf - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options%3a%20(%2c%20IgnoreCase%2c%20False)).html>) | 207.19 ns | 182.39 ns | 0.88 | 0.02 | False | | |
[IsPrefix_DifferentFirstChar - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options%3a%20(en-US%2c%20Ordinal%2c%20False)).html>) | 7.39 ns | 6.33 ns | 0.86 | 0.06 | False | | |
[IsPrefix_FirstHalf - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options%3a%20(en-US%2c%20IgnoreCase%2c%20False)).html>) | 207.09 ns | 181.76 ns | 0.88 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_06_2021/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Globalization.Tests.StringSearch_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_06_2021/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Globalization.Tests.StringSearch_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_06_2021/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Globalization.Tests.StringSearch_3.png>)
[Historical Data in Reporting System](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_06_2021/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Globalization.Tests.StringSearch.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f netcoreapp5.0 --filter 'System.Globalization.Tests.StringSearch*'
```
<details>

### Payloads

[Baseline](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-9b9ddce8-8f72-4f26-8818-449bf8d914cb699e9c0a5904f9fa9/508355eb-0925-4528-a0ba-60ecdc13ff5c.zip?sv=2019-07-07&se=2021-08-28T17%3A28%3A15Z&sr=c&sp=rl&sig=Z2zXSxbD0FR7o%2F2D4FKSDVZUnpsDFbRDZ90eE4aIoJM%3D>)
[Compare](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-920c694e-1c07-4618-9373-46a229f8d99cec6116dc4874425aa/f5acb10c-ff52-450e-b0a0-66c24f0b2f57.zip?sv=2019-07-07&se=2021-09-01T21%3A44%3A16Z&sr=c&sp=rl&sig=atenJPNr5xaZU3Dh57yelmtspOFfUukloU5rFJRIfHU%3D>)

### Histogram
#### System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (, IgnoreCase, False))

```log

```
#### System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, Ordinal, False))

```log

```
#### System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (en-US, IgnoreCase, False))

```log

```


### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


### Run Information

Architecture | x64
-- | --
OS | ubuntu 18.04
Baseline | [c90aa4d8ab36bd454e5937abd903924fe7e859fe](https://github.com/dotnet/runtime/commit/c90aa4d8ab36bd454e5937abd903924fe7e859fe)
Compare | [21c251623d45e2a753cd687c0551ec327f837d51](https://github.com/dotnet/runtime/commit/21c251623d45e2a753cd687c0551ec327f837d51)
Diff | [Diff](https://github.com/dotnet/runtime/compare/c90aa4d8ab36bd454e5937abd903924fe7e859fe...21c251623d45e2a753cd687c0551ec327f837d51)


### Improvemnts in System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[SliceArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 18.04/System.Buffers.Tests.ReadOnlySequenceTests(Byte).SliceArray.html>) | 7.05 ns | 6.05 ns | 0.86 | 0.09 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_06_2021/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests(Byte)_1.png>)
[Historical Data in Reporting System](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_06_2021/refs/heads/main_x64_ubuntu%2018.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests(Byte).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f netcoreapp5.0 --filter 'System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-9b9ddce8-8f72-4f26-8818-449bf8d914cb699e9c0a5904f9fa9/508355eb-0925-4528-a0ba-60ecdc13ff5c.zip?sv=2019-07-07&se=2021-08-28T17%3A28%3A15Z&sr=c&sp=rl&sig=Z2zXSxbD0FR7o%2F2D4FKSDVZUnpsDFbRDZ90eE4aIoJM%3D>)
[Compare](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-920c694e-1c07-4618-9373-46a229f8d99cec6116dc4874425aa/f5acb10c-ff52-450e-b0a0-66c24f0b2f57.zip?sv=2019-07-07&se=2021-09-01T21%3A44%3A16Z&sr=c&sp=rl&sig=atenJPNr5xaZU3Dh57yelmtspOFfUukloU5rFJRIfHU%3D>)

### Histogram
#### System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;.SliceArray

```log

```


### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>




Architecture	x64
OS	ubuntu 18.04
Baseline	c90aa4d8ab36bd454e5937abd903924fe7e859fe
Compare	21c251623d45e2a753cd687c0551ec327f837d51
Diff	Diff

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
TryParseDecimal - Duration of single invocation	43.91 ns	39.79 ns	0.91	0.00	False
TryParseInt64 - Duration of single invocation	6.89 ns	5.37 ns	0.78	0.06	False
TryParseDouble - Duration of single invocation	26.89 ns	25.39 ns	0.94	0.01	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
IsPrefix_FirstHalf - Duration of single invocation	207.19 ns	182.39 ns	0.88	0.02	False
IsPrefix_DifferentFirstChar - Duration of single invocation	7.39 ns	6.33 ns	0.86	0.06	False
IsPrefix_FirstHalf - Duration of single invocation	207.09 ns	181.76 ns	0.88	0.03	False

[Perf] Changes at 7/10/2021 10:24:00 AM #299

Description

Run Information

Improvemnts in System.Buffers.Text.Tests.Utf8ParserTests

Repro

Payloads

Histogram

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

System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt64(value: 12345)

System.Buffers.Text.Tests.Utf8ParserTests.TryParseDouble(value: 12345)

Docs

Improvemnts in System.Collections.IndexerSet<String>

Repro

Payloads

Histogram

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

Docs

Run Information

Improvemnts in System.Globalization.Tests.StringSearch

Repro

Payloads

Histogram

System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (, IgnoreCase, False))

System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, Ordinal, False))

System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (en-US, IgnoreCase, False))

Docs

Run Information

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

Repro

Payloads

Histogram

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

Docs

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