[Perf] Linux/x64: 4 Improvements on 1/22/2025 11:09:21 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [1f93ea7763a6391a9063c5e35843253f3d666893](https://github.com/dotnet/runtime/commit/1f93ea7763a6391a9063c5e35843253f3d666893)
Compare | [c5bb5057dddf4b5834626e90e63bfd50f0cda3ff](https://github.com/dotnet/runtime/commit/c5bb5057dddf4b5834626e90e63bfd50f0cda3ff)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1f93ea7763a6391a9063c5e35843253f3d666893...c5bb5057dddf4b5834626e90e63bfd50f0cda3ff)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Json.Tests.Perf_Reader

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ReadMultiSpanSequenceEmptyLoop - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact%3a%20True%2c%20TestCase%3a%20HelloWorld).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Reader.cs#L88-#L93>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 83.54 ns | 76.83 ns | 0.92 | 0.08 | False | | |
|<ul><li>[ReadMultiSpanSequenceEmptyLoop - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact%3a%20False%2c%20TestCase%3a%20HelloWorld).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Reader.cs#L88-#L93>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 95.04 ns | 88.54 ns | 0.93 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_28_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.Text.Json.Tests.Perf_Reader_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_28_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.Text.Json.Tests.Perf_Reader_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_28_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.Text.Json.Tests.Perf_Reader.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.Tests.Perf_Reader*'
```

<details>

### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: HelloWorld)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: HelloWorld)

#### ETL Files

#### Histogram

#### 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 | ViperUbuntu
Baseline | [1f93ea7763a6391a9063c5e35843253f3d666893](https://github.com/dotnet/runtime/commit/1f93ea7763a6391a9063c5e35843253f3d666893)
Compare | [c5bb5057dddf4b5834626e90e63bfd50f0cda3ff](https://github.com/dotnet/runtime/commit/c5bb5057dddf4b5834626e90e63bfd50f0cda3ff)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1f93ea7763a6391a9063c5e35843253f3d666893...c5bb5057dddf4b5834626e90e63bfd50f0cda3ff)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Json.Tests.Utf8JsonReaderCommentsTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Utf8JsonReaderCommentParsing - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Text.Json.Tests.Utf8JsonReaderCommentsTests.Utf8JsonReaderCommentParsing(CommentHandling%3a%20Skip%2c%20SegmentSize%3a%20100%2c%20TestCase%3a%20LongSingleLine).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Utf8JsonReader.Comments.Tests.cs#L51-#L62>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 374.53 ns | 347.25 ns | 0.93 | 0.05 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_28_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.Text.Json.Tests.Utf8JsonReaderCommentsTests_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_28_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.Text.Json.Tests.Utf8JsonReaderCommentsTests.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.Tests.Utf8JsonReaderCommentsTests*'
```

<details>

### System.Text.Json.Tests.Utf8JsonReaderCommentsTests.Utf8JsonReaderCommentParsing(CommentHandling: Skip, SegmentSize: 100, TestCase: LongSingleLine)

#### ETL Files

#### Histogram

#### 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 | ViperUbuntu
Baseline | [1f93ea7763a6391a9063c5e35843253f3d666893](https://github.com/dotnet/runtime/commit/1f93ea7763a6391a9063c5e35843253f3d666893)
Compare | [c5bb5057dddf4b5834626e90e63bfd50f0cda3ff](https://github.com/dotnet/runtime/commit/c5bb5057dddf4b5834626e90e63bfd50f0cda3ff)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1f93ea7763a6391a9063c5e35843253f3d666893...c5bb5057dddf4b5834626e90e63bfd50f0cda3ff)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in Benchstone.BenchI.BubbleSort

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/ViperUbuntu/Benchstone.BenchI.BubbleSort.Test.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Benchstones/BenchI/BubbleSort.cs#L42-#L54>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 5.14 μs | 4.59 μs | 0.89 | 0.34 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_28_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/Benchstone.BenchI.BubbleSort_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_28_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/Benchstone.BenchI.BubbleSort.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.BubbleSort*'
```

<details>

### Benchstone.BenchI.BubbleSort.Test

#### ETL Files

#### Histogram

#### 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	ViperUbuntu
Baseline	1f93ea7763a6391a9063c5e35843253f3d666893
Compare	c5bb5057dddf4b5834626e90e63bfd50f0cda3ff
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	83.54 ns	76.83 ns	0.92	0.08	False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	95.04 ns	88.54 ns	0.93	0.04	False

[Perf] Linux/x64: 4 Improvements on 1/22/2025 11:09:21 PM +00:00 #48959

Description

Run Information

Improvements in System.Text.Json.Tests.Perf_Reader

Repro

System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: HelloWorld)

ETL Files

Histogram

JIT Disasms

System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: HelloWorld)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Text.Json.Tests.Utf8JsonReaderCommentsTests

Repro

System.Text.Json.Tests.Utf8JsonReaderCommentsTests.Utf8JsonReaderCommentParsing(CommentHandling: Skip, SegmentSize: 100, TestCase: LongSingleLine)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in Benchstone.BenchI.BubbleSort

Repro

Benchstone.BenchI.BubbleSort.Test

ETL Files

Histogram

JIT Disasms

Docs

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