[Perf] Windows/x64: 8 Improvements on 1/17/2025 9:24:15 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22631
Queue | ViperWindows
Baseline | [9aa8cbf2d27fae34c0eb46f6049d2f244998e841](https://github.com/dotnet/runtime/commit/9aa8cbf2d27fae34c0eb46f6049d2f244998e841)
Compare | [3998f4aaa3623d2b6e4d74e71842f7dfb7a19445](https://github.com/dotnet/runtime/commit/3998f4aaa3623d2b6e4d74e71842f7dfb7a19445)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9aa8cbf2d27fae34c0eb46f6049d2f244998e841...3998f4aaa3623d2b6e4d74e71842f7dfb7a19445)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Json.Serialization.Tests.WriteJson&lt;HashSet&lt;String&gt;&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_Windows 10.0.22631/ViperWindows/System.Text.Json.Serialization.Tests.WriteJson(HashSet(String)).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> | 2.99 μs | 2.48 μs | 0.83 | 0.05 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_Windows%2010.0.22631/ViperWindows_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28HashSet%28String%29%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_Windows%2010.0.22631/ViperWindows_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28HashSet%28String%29%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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;HashSet&lt;String&gt;&gt;*'
```

<details>

### System.Text.Json.Serialization.Tests.WriteJson&lt;HashSet&lt;String&gt;&gt;.SerializeToWriter(Mode: SourceGen)

#### 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 | Windows 10.0.22631
Queue | ViperWindows
Baseline | [9aa8cbf2d27fae34c0eb46f6049d2f244998e841](https://github.com/dotnet/runtime/commit/9aa8cbf2d27fae34c0eb46f6049d2f244998e841)
Compare | [3998f4aaa3623d2b6e4d74e71842f7dfb7a19445](https://github.com/dotnet/runtime/commit/3998f4aaa3623d2b6e4d74e71842f7dfb7a19445)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9aa8cbf2d27fae34c0eb46f6049d2f244998e841...3998f4aaa3623d2b6e4d74e71842f7dfb7a19445)
Configs | CompilationMode:tiered, RunKind:micro


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

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[WriteBasicUtf16 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22631/ViperWindows/System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted%3a%20True%2c%20SkipValidation%3a%20False%2c%20DataSize%3a%20100000).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonWriter/Perf.Basic.cs#L94-#L126>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.91 ms | 1.76 ms | 0.92 | 0.01 | False | | |
|<ul><li>[WriteBasicUtf8 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22631/ViperWindows/System.Text.Json.Tests.Perf_Basic.WriteBasicUtf8(Formatted%3a%20False%2c%20SkipValidation%3a%20False%2c%20DataSize%3a%20100000).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonWriter/Perf.Basic.cs#L60-#L92>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.54 ms | 1.13 ms | 0.73 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_Windows%2010.0.22631/ViperWindows_Improvement/System.Text.Json.Tests.Perf_Basic_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_Windows%2010.0.22631/ViperWindows_Improvement/System.Text.Json.Tests.Perf_Basic_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_Windows%2010.0.22631/ViperWindows_Improvement/System.Text.Json.Tests.Perf_Basic.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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Tests.Perf_Basic*'
```

<details>

### System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted: True, SkipValidation: False, DataSize: 100000)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Basic.WriteBasicUtf8(Formatted: False, SkipValidation: False, DataSize: 100000)

#### 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 | Windows 10.0.22631
Queue | ViperWindows
Baseline | [9aa8cbf2d27fae34c0eb46f6049d2f244998e841](https://github.com/dotnet/runtime/commit/9aa8cbf2d27fae34c0eb46f6049d2f244998e841)
Compare | [3998f4aaa3623d2b6e4d74e71842f7dfb7a19445](https://github.com/dotnet/runtime/commit/3998f4aaa3623d2b6e4d74e71842f7dfb7a19445)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9aa8cbf2d27fae34c0eb46f6049d2f244998e841...3998f4aaa3623d2b6e4d74e71842f7dfb7a19445)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Json.Serialization.Tests.WriteJson&lt;ImmutableSortedDictionary&lt;String, String&gt;&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_Windows 10.0.22631/ViperWindows/System.Text.Json.Serialization.Tests.WriteJson(ImmutableSortedDictionary(String%2c%20String)).SerializeToWriter(Mode%3a%20Reflection).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> | 8.89 μs | 7.99 μs | 0.90 | 0.12 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_Windows%2010.0.22631/ViperWindows_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ImmutableSortedDictionary%28String%2C%20String%29%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_Windows%2010.0.22631/ViperWindows_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ImmutableSortedDictionary%28String%2C%20String%29%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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;ImmutableSortedDictionary&lt;String, String&gt;&gt;*'
```

<details>

### System.Text.Json.Serialization.Tests.WriteJson&lt;ImmutableSortedDictionary&lt;String, String&gt;&gt;.SerializeToWriter(Mode: Reflection)

#### 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 | Windows 10.0.22631
Queue | ViperWindows
Baseline | [9aa8cbf2d27fae34c0eb46f6049d2f244998e841](https://github.com/dotnet/runtime/commit/9aa8cbf2d27fae34c0eb46f6049d2f244998e841)
Compare | [3998f4aaa3623d2b6e4d74e71842f7dfb7a19445](https://github.com/dotnet/runtime/commit/3998f4aaa3623d2b6e4d74e71842f7dfb7a19445)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9aa8cbf2d27fae34c0eb46f6049d2f244998e841...3998f4aaa3623d2b6e4d74e71842f7dfb7a19445)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Json.Serialization.Tests.WriteJson&lt;ImmutableDictionary&lt;String, String&gt;&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_Windows 10.0.22631/ViperWindows/System.Text.Json.Serialization.Tests.WriteJson(ImmutableDictionary(String%2c%20String)).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> | 10.27 μs | 7.85 μs | 0.76 | 0.08 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_Windows%2010.0.22631/ViperWindows_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ImmutableDictionary%28String%2C%20String%29%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_Windows%2010.0.22631/ViperWindows_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ImmutableDictionary%28String%2C%20String%29%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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;ImmutableDictionary&lt;String, String&gt;&gt;*'
```

<details>

### System.Text.Json.Serialization.Tests.WriteJson&lt;ImmutableDictionary&lt;String, String&gt;&gt;.SerializeToWriter(Mode: SourceGen)

#### 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 | Windows 10.0.22631
Queue | ViperWindows
Baseline | [9aa8cbf2d27fae34c0eb46f6049d2f244998e841](https://github.com/dotnet/runtime/commit/9aa8cbf2d27fae34c0eb46f6049d2f244998e841)
Compare | [3998f4aaa3623d2b6e4d74e71842f7dfb7a19445](https://github.com/dotnet/runtime/commit/3998f4aaa3623d2b6e4d74e71842f7dfb7a19445)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9aa8cbf2d27fae34c0eb46f6049d2f244998e841...3998f4aaa3623d2b6e4d74e71842f7dfb7a19445)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Json.Document.Tests.Perf_ParseThenWrite

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ParseThenWrite - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22631/ViperWindows/System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented%3a%20False%2c%20TestCase%3a%20LotsOfStrings).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Document/ParseThenWrite.cs#L60-#L69>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 2.29 μs | 2.06 μs | 0.90 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_Windows%2010.0.22631/ViperWindows_Improvement/System.Text.Json.Document.Tests.Perf_ParseThenWrite_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_Windows%2010.0.22631/ViperWindows_Improvement/System.Text.Json.Document.Tests.Perf_ParseThenWrite.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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Document.Tests.Perf_ParseThenWrite*'
```

<details>

### System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: LotsOfStrings)

#### 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 | Windows 10.0.22631
Queue | ViperWindows
Baseline | [9aa8cbf2d27fae34c0eb46f6049d2f244998e841](https://github.com/dotnet/runtime/commit/9aa8cbf2d27fae34c0eb46f6049d2f244998e841)
Compare | [3998f4aaa3623d2b6e4d74e71842f7dfb7a19445](https://github.com/dotnet/runtime/commit/3998f4aaa3623d2b6e4d74e71842f7dfb7a19445)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9aa8cbf2d27fae34c0eb46f6049d2f244998e841...3998f4aaa3623d2b6e4d74e71842f7dfb7a19445)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Json.Serialization.Tests.WriteJson&lt;LoginViewModel&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_Windows 10.0.22631/ViperWindows/System.Text.Json.Serialization.Tests.WriteJson(LoginViewModel).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> | 108.43 ns | 95.80 ns | 0.88 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_Windows%2010.0.22631/ViperWindows_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28LoginViewModel%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_Windows%2010.0.22631/ViperWindows_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28LoginViewModel%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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;LoginViewModel&gt;*'
```

<details>

### System.Text.Json.Serialization.Tests.WriteJson&lt;LoginViewModel&gt;.SerializeToWriter(Mode: SourceGen)

#### 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 | Windows 10.0.22631
Queue | ViperWindows
Baseline | [9aa8cbf2d27fae34c0eb46f6049d2f244998e841](https://github.com/dotnet/runtime/commit/9aa8cbf2d27fae34c0eb46f6049d2f244998e841)
Compare | [3998f4aaa3623d2b6e4d74e71842f7dfb7a19445](https://github.com/dotnet/runtime/commit/3998f4aaa3623d2b6e4d74e71842f7dfb7a19445)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9aa8cbf2d27fae34c0eb46f6049d2f244998e841...3998f4aaa3623d2b6e4d74e71842f7dfb7a19445)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Json.Node.Tests.Perf_ParseThenWrite

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ParseThenWrite - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22631/ViperWindows/System.Text.Json.Node.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented%3a%20False%2c%20TestCase%3a%20LotsOfStrings).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Node/ParseThenWrite.cs#L59-#L88>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 4.14 μs | 3.86 μs | 0.93 | 0.06 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_Windows%2010.0.22631/ViperWindows_Improvement/System.Text.Json.Node.Tests.Perf_ParseThenWrite_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_Windows%2010.0.22631/ViperWindows_Improvement/System.Text.Json.Node.Tests.Perf_ParseThenWrite.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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Node.Tests.Perf_ParseThenWrite*'
```

<details>

### System.Text.Json.Node.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: LotsOfStrings)

#### 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	Windows 10.0.22631
Queue	ViperWindows
Baseline	9aa8cbf2d27fae34c0eb46f6049d2f244998e841
Compare	3998f4aaa3623d2b6e4d74e71842f7dfb7a19445
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
WriteBasicUtf16 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.91 ms	1.76 ms	0.92	0.01	False
WriteBasicUtf8 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.54 ms	1.13 ms	0.73	0.01	False

[Perf] Windows/x64: 8 Improvements on 1/17/2025 9:24:15 PM +00:00 #48568

Description

Run Information

Improvements in System.Text.Json.Serialization.Tests.WriteJson<HashSet<String>>

Repro

System.Text.Json.Serialization.Tests.WriteJson<HashSet<String>>.SerializeToWriter(Mode: SourceGen)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Text.Json.Tests.Perf_Basic

Repro

System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted: True, SkipValidation: False, DataSize: 100000)

ETL Files

Histogram

JIT Disasms

System.Text.Json.Tests.Perf_Basic.WriteBasicUtf8(Formatted: False, SkipValidation: False, DataSize: 100000)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Text.Json.Serialization.Tests.WriteJson<ImmutableSortedDictionary<String, String>>

Repro

System.Text.Json.Serialization.Tests.WriteJson<ImmutableSortedDictionary<String, String>>.SerializeToWriter(Mode: Reflection)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Text.Json.Serialization.Tests.WriteJson<ImmutableDictionary<String, String>>

Repro

System.Text.Json.Serialization.Tests.WriteJson<ImmutableDictionary<String, String>>.SerializeToWriter(Mode: SourceGen)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Text.Json.Document.Tests.Perf_ParseThenWrite

Repro

System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: LotsOfStrings)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Text.Json.Serialization.Tests.WriteJson<LoginViewModel>

Repro

System.Text.Json.Serialization.Tests.WriteJson<LoginViewModel>.SerializeToWriter(Mode: SourceGen)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Text.Json.Node.Tests.Perf_ParseThenWrite

Repro

System.Text.Json.Node.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: LotsOfStrings)

ETL Files

Histogram

JIT Disasms

Docs

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