[Perf] Linux/x64: 281 Regressions on 3/16/2026 11:49:53 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [2c7ee1937a8bd2f17a8f54d3b54bcaa0956f37f2](https://github.com/dotnet/runtime/commit/2c7ee1937a8bd2f17a8f54d3b54bcaa0956f37f2)
Compare | [fc529276b042443bd335adc6b5a26526e7ac9905](https://github.com/dotnet/runtime/commit/fc529276b042443bd335adc6b5a26526e7ac9905)
Diff | [Diff](https://github.com/dotnet/runtime/compare/2c7ee1937a8bd2f17a8f54d3b54bcaa0956f37f2...fc529276b042443bd335adc6b5a26526e7ac9905)
Configs | CompilationMode:wasm, RunKind:micro, RuntimeType:coreclr


### Regressions in System.Text.Json.Tests.Perf_Strings

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[WriteStringsUtf8 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted%3a%20False%2c%20SkipValidation%3a%20True%2c%20Escaped%3a%20OneEscaped).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonWriter/Perf.Strings.cs#L82-#L98>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.59 secs | 2.37 secs | 1.49 | 0.17 | False | | |
|<ul><li>[WriteStringsUtf8 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted%3a%20True%2c%20SkipValidation%3a%20False%2c%20Escaped%3a%20OneEscaped).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonWriter/Perf.Strings.cs#L82-#L98>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.66 secs | 2.64 secs | 1.59 | 0.14 | False | | |
|<ul><li>[WriteStringsUtf8 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted%3a%20True%2c%20SkipValidation%3a%20False%2c%20Escaped%3a%20NoneEscaped).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonWriter/Perf.Strings.cs#L82-#L98>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.23 secs | 2.29 secs | 1.87 | 0.28 | False | | |
|<ul><li>[WriteStringsUtf8 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted%3a%20True%2c%20SkipValidation%3a%20True%2c%20Escaped%3a%20OneEscaped).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonWriter/Perf.Strings.cs#L82-#L98>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.95 secs | 2.42 secs | 1.24 | 0.20 | False | | |
|<ul><li>[WriteStringsUtf8 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted%3a%20False%2c%20SkipValidation%3a%20True%2c%20Escaped%3a%20NoneEscaped).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonWriter/Perf.Strings.cs#L82-#L98>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.17 secs | 2.23 secs | 1.90 | 0.18 | False | | |
|<ul><li>[WriteStringsUtf8 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted%3a%20False%2c%20SkipValidation%3a%20False%2c%20Escaped%3a%20OneEscaped).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonWriter/Perf.Strings.cs#L82-#L98>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.83 secs | 2.75 secs | 1.50 | 0.29 | False | | |
|<ul><li>[WriteStringsUtf8 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted%3a%20False%2c%20SkipValidation%3a%20False%2c%20Escaped%3a%20NoneEscaped).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonWriter/Perf.Strings.cs#L82-#L98>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1SUW/TMBB+r9T/cPTFrciatJs2KLIEjA7ENITWwh6RcS6twbGj82VtxfbfsdOUB17OufN3n7/7LhYZGAODhLdidQiM9XSNe55+Dt7Fr8Bh+hWp+rFiMm4Tpg9kGPvkG1evxjeeasWM5QJulA2Yweq3ab4ra0rFxrt/5WXQqkmwL95hn0zEm+HARg2qYqQoIvYgmxrH82J+eVbMzuYX61mxmF0uivPpxeur4qo4f1kUi6KY9J2EjY+NovTskHNqXeo/8f4k5fQ23RNWId+iKkNeK+NOAO1dZTbp5YNTtdHjP+La142xnfg7X6JYgNipUIsMxH3rbo0rUyliyfe19OL60HRQ7Qm1JfGcBH5E/mQCezJa2Q+K1YPhbeJXZKLBYZy8lylkRwtkF7NuKplC1o8gj0fWC5bHYzIcPEFD/hdqhhWSwZDB+9bYch0lrVjVTQZxFy3KtMtrH7Ui3WNoLb97RFIbHA7y/Al2WyTsGeBFJOfoUYDRiP1yr21b4mgEeQ7LfaS0CL6CytjIFf8D8G1cIISuOQkidGXcZnJFbxUx7OLUMD4C5EnmXnvb1k7+L/dwrAfZ6Y44NmxRimgfRr8PfXqHKrSENToWk7+hH1oExwIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 1.29 secs | 2.24 secs | 1.74 | 0.17 | False | | |
|<ul><li>[WriteStringsUtf8 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted%3a%20True%2c%20SkipValidation%3a%20True%2c%20Escaped%3a%20NoneEscaped).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonWriter/Perf.Strings.cs#L82-#L98>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.25 secs | 2.31 secs | 1.84 | 0.33 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Strings_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Strings_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Strings_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Strings_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Strings_005.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Strings_006.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Strings_007.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Strings_008.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Strings.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_Strings*'
```

<details>

### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: False, SkipValidation: True, Escaped: OneEscaped)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: True, SkipValidation: False, Escaped: OneEscaped)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: True, SkipValidation: False, Escaped: NoneEscaped)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: True, SkipValidation: True, Escaped: OneEscaped)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: False, SkipValidation: True, Escaped: NoneEscaped)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: False, SkipValidation: False, Escaped: OneEscaped)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: False, SkipValidation: False, Escaped: NoneEscaped)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: True, SkipValidation: True, Escaped: NoneEscaped)

#### 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 | [2c7ee1937a8bd2f17a8f54d3b54bcaa0956f37f2](https://github.com/dotnet/runtime/commit/2c7ee1937a8bd2f17a8f54d3b54bcaa0956f37f2)
Compare | [fc529276b042443bd335adc6b5a26526e7ac9905](https://github.com/dotnet/runtime/commit/fc529276b042443bd335adc6b5a26526e7ac9905)
Diff | [Diff](https://github.com/dotnet/runtime/compare/2c7ee1937a8bd2f17a8f54d3b54bcaa0956f37f2...fc529276b042443bd335adc6b5a26526e7ac9905)
Configs | CompilationMode:wasm, RunKind:micro, RuntimeType:coreclr


### Regressions in MicroBenchmarks.Serializers.Json_FromString&lt;MyEventsListerViewModel&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[SystemTextJson_Reflection_ - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/MicroBenchmarks.Serializers.Json_FromString(MyEventsListerViewModel).SystemTextJson_Reflection_.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/Serializers/Json_FromString.cs#L48-#L50>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1STZPTMAy9d6b/wfSSdsg22dKBpWAGdikwQC9tZzkyxlFagz86srJtYPnvyGl64SLHst7T01MskCCIJKR4m62MxnALXu+dwl9xugE0yprfgHH6OQb//QMGtyE0fvd61S4fwFP8aiIB3hs4rkIF9s1003LCbeFEHWQNtQVNhj+zV8OB5X6qZgQ3rBQBGQfjWTl7flVeX83m2+tycX2zePZyOi/nNy/m5dOyXJTlpEciHAIDsyqQByqw8Ql/4f2BiqWnd4Q6FntQVSycMv5SoIOvzS51br1yRo//ZHfBHYxVSV/Sny1EdlTRZbnI1o3/YnyVUlyLoc+ljtv20JXqgKAtZn+TwI9An9iMgEYr+16R+mZon/gVGnYijpPPMoX8bIHsYt5NJVPI+xHk+ch7wfJ8TIaDR3HA8JPtFGk1EHNx2xhbbVnShpQ75OJe2QbklpvcBdYKuIbYWHr3AKh2MBwUxaM47gGhZxBPmJzYoyhGIwrLk7ZNBaORKAqxPDGlBRFqURvLXLx3ERpeoIgdOAlC8BVvM7mi9wpJHHlqMT4XyIvMkw62cV7+L7c956PsdHMdGbIgM7YP2O+2v65AxQbB8Q+XTf4BY5rWerMCAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 41.58 ms | 61.06 ms | 1.47 | 0.27 | False | | |
|<ul><li>[SystemTextJson_SourceGen_ - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/MicroBenchmarks.Serializers.Json_FromString(MyEventsListerViewModel).SystemTextJson_SourceGen_.html>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 41.41 ms | 59.81 ms | 1.44 | 0.33 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/MicroBenchmarks.Serializers.Json_FromString%28MyEventsListerViewModel%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/MicroBenchmarks.Serializers.Json_FromString%28MyEventsListerViewModel%29_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/MicroBenchmarks.Serializers.Json_FromString%28MyEventsListerViewModel%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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'MicroBenchmarks.Serializers.Json_FromString<MyEventsListerViewModel>*'
```

<details>

### MicroBenchmarks.Serializers.Json_FromString&lt;MyEventsListerViewModel&gt;.SystemTextJson_Reflection_

#### ETL Files

#### Histogram

#### JIT Disasms

### MicroBenchmarks.Serializers.Json_FromString&lt;MyEventsListerViewModel&gt;.SystemTextJson_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 | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [2c7ee1937a8bd2f17a8f54d3b54bcaa0956f37f2](https://github.com/dotnet/runtime/commit/2c7ee1937a8bd2f17a8f54d3b54bcaa0956f37f2)
Compare | [fc529276b042443bd335adc6b5a26526e7ac9905](https://github.com/dotnet/runtime/commit/fc529276b042443bd335adc6b5a26526e7ac9905)
Diff | [Diff](https://github.com/dotnet/runtime/compare/2c7ee1937a8bd2f17a8f54d3b54bcaa0956f37f2...fc529276b042443bd335adc6b5a26526e7ac9905)
Configs | CompilationMode:wasm, RunKind:micro, RuntimeType:coreclr


### Regressions in System.Text.Json.Tests.Perf_Segment

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ReadSingleSegmentSequenceByN - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes%3a%208192%2c%20TestCase%3a%20Json40KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L55-#L83>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 10.05 ms | 14.84 ms | 1.48 | 0.31 | False | | |
|<ul><li>[ReadSingleSegmentSequence - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase%3a%20Json4KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L48-#L53>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.02 ms | 1.63 ms | 1.60 | 0.33 | False | | |
|<ul><li>[ReadMultiSegmentSequence - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize%3a%204096%2c%20TestCase%3a%20Json40KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L85-#L92>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 10.07 ms | 15.14 ms | 1.50 | 0.37 | False | | |
|<ul><li>[ReadMultiSegmentSequenceUsingSpan - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize%3a%208192%2c%20TestCase%3a%20Json400KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L94-#L136>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 99.08 ms | 158.33 ms | 1.60 | 0.34 | False | | |
|<ul><li>[ReadMultiSegmentSequence - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize%3a%204096%2c%20TestCase%3a%20Json400KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L85-#L92>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 100.65 ms | 154.66 ms | 1.54 | 0.30 | False | | |
|<ul><li>[ReadSingleSegmentSequenceByN - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes%3a%204096%2c%20TestCase%3a%20Json40KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L55-#L83>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 9.86 ms | 15.64 ms | 1.59 | 0.18 | False | | |
|<ul><li>[ReadMultiSegmentSequenceUsingSpan - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize%3a%204096%2c%20TestCase%3a%20Json40KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L94-#L136>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 9.92 ms | 15.86 ms | 1.60 | 0.18 | False | | |
|<ul><li>[ReadSingleSegmentSequenceByN - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes%3a%208192%2c%20TestCase%3a%20Json400KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L55-#L83>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 97.01 ms | 175.03 ms | 1.80 | 0.34 | False | | |
|<ul><li>[ReadSingleSegmentSequence - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase%3a%20Json400KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L48-#L53>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1SwW7bMAy9B8g/cLkowdzYTYNuzSBga1dsWFGgiIPtOGgyHWuQpUyimhjr/n2S7Vx6oSzq8fHx0RoJCD0Bh4+s7Dxhu9zhiZbfvDXxy5NfPqGrf5a4b9HQcouiKpXZaxwzJf4JaCTOE/hOeNxAql0XxcPtgn2YTnRsIWpCF3tUgpBUi/NVsbq+KC4vVuvdZbFZrTdXV8vV+/W765ubt0WxKYrFWOnwYGMhqywZpNwFk+rPvL+cMLJJ7w5rnzdRnM9bocwZIK2p1T517oxolZz/ZXe2PSgtSFnzaCtkG2BH4VuWAdsG86BMlVIR6+yYSx133aGHSutQasf+JYFfkL4qT9YpKfRnQeKHoibxC6eiB36erOUpZIMFvI9ZPxVPIRtH4MORjYL5cCymkxc4OPsbJUGJTqHP4DYoXe2ipJJEe8jgu9ABee++jVrRbdEHTZ+e0Yk9Tid5/gLHBh2ODPAmklP0yMNsRvb+JHWocDaDPIf7U6TUCLaGWunIFTcNNsQFgu+LkyCHporbTK7IRjiCY5wa5gOAn2WepNWhNfy13G7Ie97rjjhSpJGzaB9Gv7vx+ojCB4fpD2OL/8N3bzqmAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 97.72 ms | 156.05 ms | 1.60 | 0.25 | False | | |
|<ul><li>[ReadSingleSegmentSequenceByN - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes%3a%204096%2c%20TestCase%3a%20Json4KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L55-#L83>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.02 ms | 1.62 ms | 1.59 | 0.24 | False | | |
|<ul><li>[ReadSingleSegmentSequenceByN - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes%3a%208192%2c%20TestCase%3a%20Json4KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L55-#L83>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.01 ms | 1.62 ms | 1.61 | 0.24 | False | | |
|<ul><li>[ReadMultiSegmentSequenceUsingSpan - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize%3a%204096%2c%20TestCase%3a%20Json4KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L94-#L136>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.06 ms | 1.60 ms | 1.51 | 0.45 | False | | |
|<ul><li>[ReadMultiSegmentSequence - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize%3a%204096%2c%20TestCase%3a%20Json4KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L85-#L92>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.07 ms | 1.62 ms | 1.51 | 0.27 | False | | |
|<ul><li>[ReadMultiSegmentSequence - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize%3a%208192%2c%20TestCase%3a%20Json40KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L85-#L92>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1SwY4TMQy9V+o/mF7SitnO7NDtskWRYJcViFUl1FZwRCHjaYMySUk8tIXl33Gm0wsXJ3bs5+fnWCQgjAQS3or1KRI20w0eafopese3SHH6GUP9bY3bBh1NV6iqZWvJ9IE1/mzRaRzH3je/cQGvr+/KDFL5g4rsJ7RZ8XQ/EW+GA8s9VU0YuGmlCMk0OC6Lcn5VXF+Vs811sShvFuWr6fx2Nr+5u31ZFIuimPSVAfeeC0XlySHloXWp/oL7PSind+k9YB3zHbONeaOMuyRo72qzTZ1PTjVGj/+IB9/sjVVkvFv6CsUCxEHFRmQgVq17Mq5KIc4Nvo+ljpvTvkvVPqC2QfxNBD8gfTSRfDBa2feK1FdDu4SvgmEJ4jhpLZPJzhLIzmbdVDKZrB9Bno+sJyzPx2Q4eIZ98D9QE6wxGIwZ3LfGVhumtCbV7DP4omyLshPfM1cMK4y8sXe/MKgtDgd5/gyHHQbsEeAFgxNrFGE0Iv941LatcDSCPIfHI0NaBF9DbSxjGbcF3/ICIXbFiVBAV/E2kyp6pwLBgacG/hEpQV5oHrW3bePk/3RP53iUHW/OI0MWpWD5kPU+9e4SVWwDpj8mJv8ALFX6U7cCAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 9.93 ms | 15.83 ms | 1.59 | 0.34 | False | | |
|<ul><li>[ReadSingleSegmentSequenceByN - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes%3a%204096%2c%20TestCase%3a%20Json400KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L55-#L83>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 98.53 ms | 157.35 ms | 1.60 | 0.18 | False | | |
|<ul><li>[ReadMultiSegmentSequence - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize%3a%208192%2c%20TestCase%3a%20Json4KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L85-#L92>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1SUW8aMQx+R+I/eLwEtCt3UNZRpkhbu2pTK6QJ0PY4ZTkfZMolLPEV2Lr/Puc4XvbixI79+fPnWCQgjAQS3ov1KRLW4w0eafwYveNbpDj+gqH6vsZtjY7GK1TlsrFkusAafzXoNA5j55vfuID55HaaQSq/V5H9hDZ7uhuJd/2e5ZaqIgzcs1SEZGocTovpzVUxuZrONpNiMX2zmF2P58Xbm9ti/rooFkUx6ioD7j0XitKTQ8pD41L9BfdHUE7v0nvAKuY7JhvzWhl3SdDeVWabOp+cqo0e/hH3vt4bq8h4t/QligWIg4q1yECsGvdkXJlCnBt8F0sdN6d9m6p9QG2D+JsIfkL6bCL5YLSyHxWpb4Z2CV8FwwrEYZJaJpOdJZCtzdqpZDJZN4I8H1lHWJ6PUb/3Avvgf6ImWGMwGDO4a4wtN0xpTareZ/BV2QZlq71nrhhWGHlhH54xqC32e3n+AocdBuwQ4BWDE2sUYTAg/3DUtilxMIA8h4cjQ1oEX0FlLGMZtwXf8AIhtsWJUEBX8jaTKnqnAsGBpwb+EClBXmgetbdN7eT/dE/neJQtb84jQxalYPmQ9T517hJVbAKmLyZG/wCV9Qf0tgIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 979.93 μs | 1.62 ms | 1.65 | 0.24 | False | | |
|<ul><li>[ReadMultiSegmentSequenceUsingSpan - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize%3a%208192%2c%20TestCase%3a%20Json40KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L94-#L136>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 9.84 ms | 15.46 ms | 1.57 | 0.47 | False | | |
|<ul><li>[ReadMultiSegmentSequenceUsingSpan - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize%3a%208192%2c%20TestCase%3a%20Json4KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L94-#L136>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 994.08 μs | 1.89 ms | 1.90 | 0.35 | False | | |
|<ul><li>[ReadSingleSegmentSequence - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase%3a%20Json40KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L48-#L53>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 9.50 ms | 15.41 ms | 1.62 | 0.31 | False | | |
|<ul><li>[ReadMultiSegmentSequence - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize%3a%208192%2c%20TestCase%3a%20Json400KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L85-#L92>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 105.03 ms | 162.50 ms | 1.55 | 0.18 | False | | |
|<ul><li>[ReadMultiSegmentSequenceUsingSpan - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_CompilationMode=wasm_RunKind=micro_RuntimeType=coreclr/ViperUbuntu/System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize%3a%204096%2c%20TestCase%3a%20Json400KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Perf.Segment.cs#L94-#L136>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 102.90 ms | 165.01 ms | 1.60 | 0.29 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_005.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_006.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_007.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_008.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_009.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_010.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_011.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_012.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_013.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_014.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_015.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_016.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_017.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_018.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_019.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_020.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment_021.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_24_2026/refs/heads/main_x64_ubuntu%2022.04_CompilationMode%3Dwasm_RunKind%3Dmicro_RuntimeType%3Dcoreclr/ViperUbuntu_Regression/System.Text.Json.Tests.Perf_Segment.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_Segment*'
```

<details>

### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json40KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase: Json4KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json40KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 8192, TestCase: Json400KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json400KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 4096, TestCase: Json40KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 4096, TestCase: Json40KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json400KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase: Json400KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 4096, TestCase: Json4KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json4KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 4096, TestCase: Json4KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json4KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 8192, TestCase: Json40KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 4096, TestCase: Json400KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 8192, TestCase: Json4KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 8192, TestCase: Json40KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 8192, TestCase: Json4KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase: Json40KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 8192, TestCase: Json400KB)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 4096, TestCase: Json400KB)

#### 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	2c7ee1937a8bd2f17a8f54d3b54bcaa0956f37f2
Compare	fc529276b042443bd335adc6b5a26526e7ac9905
Diff	Diff
Configs	CompilationMode:wasm, RunKind:micro, RuntimeType:coreclr

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
WriteStringsUtf8 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.59 secs	2.37 secs	1.49	0.17	False
WriteStringsUtf8 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.66 secs	2.64 secs	1.59	0.14	False
WriteStringsUtf8 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.23 secs	2.29 secs	1.87	0.28	False
WriteStringsUtf8 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.95 secs	2.42 secs	1.24	0.20	False
WriteStringsUtf8 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.17 secs	2.23 secs	1.90	0.18	False
WriteStringsUtf8 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.83 secs	2.75 secs	1.50	0.29	False
WriteStringsUtf8 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.29 secs	2.24 secs	1.74	0.17	False
WriteStringsUtf8 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.25 secs	2.31 secs	1.84	0.33	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
SystemTextJson_Reflection_ - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	41.58 ms	61.06 ms	1.47	0.27	False
SystemTextJson_SourceGen_ - Duration of single invocation ADX - Test Multi Config Graph	41.41 ms	59.81 ms	1.44	0.33	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
ReadSingleSegmentSequenceByN - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.05 ms	14.84 ms	1.48	0.31	False
ReadSingleSegmentSequence - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.02 ms	1.63 ms	1.60	0.33	False
ReadMultiSegmentSequence - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.07 ms	15.14 ms	1.50	0.37	False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	99.08 ms	158.33 ms	1.60	0.34	False
ReadMultiSegmentSequence - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	100.65 ms	154.66 ms	1.54	0.30	False
ReadSingleSegmentSequenceByN - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.86 ms	15.64 ms	1.59	0.18	False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.92 ms	15.86 ms	1.60	0.18	False
ReadSingleSegmentSequenceByN - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	97.01 ms	175.03 ms	1.80	0.34	False
ReadSingleSegmentSequence - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	97.72 ms	156.05 ms	1.60	0.25	False
ReadSingleSegmentSequenceByN - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.02 ms	1.62 ms	1.59	0.24	False
ReadSingleSegmentSequenceByN - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.01 ms	1.62 ms	1.61	0.24	False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.06 ms	1.60 ms	1.51	0.45	False
ReadMultiSegmentSequence - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.07 ms	1.62 ms	1.51	0.27	False
ReadMultiSegmentSequence - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.93 ms	15.83 ms	1.59	0.34	False
ReadSingleSegmentSequenceByN - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	98.53 ms	157.35 ms	1.60	0.18	False
ReadMultiSegmentSequence - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	979.93 μs	1.62 ms	1.65	0.24	False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.84 ms	15.46 ms	1.57	0.47	False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	994.08 μs	1.89 ms	1.90	0.35	False
ReadSingleSegmentSequence - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.50 ms	15.41 ms	1.62	0.31	False
ReadMultiSegmentSequence - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	105.03 ms	162.50 ms	1.55	0.18	False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	102.90 ms	165.01 ms	1.60	0.29	False

[Perf] Linux/x64: 281 Regressions on 3/16/2026 11:49:53 PM +00:00 #70507

Description

Run Information

Regressions in System.Text.Json.Tests.Perf_Strings

Repro

System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: False, SkipValidation: True, Escaped: OneEscaped)

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System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: True, SkipValidation: False, Escaped: OneEscaped)

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System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: True, SkipValidation: False, Escaped: NoneEscaped)

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System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: True, SkipValidation: True, Escaped: OneEscaped)

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System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: False, SkipValidation: True, Escaped: NoneEscaped)

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System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: False, SkipValidation: False, Escaped: OneEscaped)

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System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: False, SkipValidation: False, Escaped: NoneEscaped)

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System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: True, SkipValidation: True, Escaped: NoneEscaped)

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Docs

Run Information

Regressions in MicroBenchmarks.Serializers.Json_FromString<MyEventsListerViewModel>

Repro

MicroBenchmarks.Serializers.Json_FromString<MyEventsListerViewModel>.SystemTextJson_Reflection_

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MicroBenchmarks.Serializers.Json_FromString<MyEventsListerViewModel>.SystemTextJson_SourceGen_

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Regressions in System.Text.Json.Tests.Perf_Segment

Repro

System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json40KB)

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System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase: Json4KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json40KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 8192, TestCase: Json400KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json400KB)

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System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 4096, TestCase: Json40KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 4096, TestCase: Json40KB)

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