[Perf] Linux/arm64: 2 Improvements on 1/26/2025 6:08:58 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | arm64
OS | ubuntu 22.04
Queue | AmpereUbuntu
Baseline | [a40f92ea4ed936117f7d490150b0195532a97493](https://github.com/dotnet/runtime/commit/a40f92ea4ed936117f7d490150b0195532a97493)
Compare | [d4c7d865558316da4c135f519eb3dfc25b8a4367](https://github.com/dotnet/runtime/commit/d4c7d865558316da4c135f519eb3dfc25b8a4367)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a40f92ea4ed936117f7d490150b0195532a97493...d4c7d865558316da4c135f519eb3dfc25b8a4367)
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_arm64_ubuntu 22.04/System.Text.Json.Tests.Utf8JsonReaderCommentsTests.Utf8JsonReaderCommentParsing(CommentHandling%3a%20Skip%2c%20SegmentSize%3a%200%2c%20TestCase%3a%20ShortMultiLine).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> | 92.65 ns | 83.58 ns | 0.90 | 0.33 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_30_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Text.Json.Tests.Utf8JsonReaderCommentsTests_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_30_2025/refs/heads/main_arm64_ubuntu%2022.04_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: 0, TestCase: ShortMultiLine)

#### 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 | arm64
OS | ubuntu 22.04
Queue | AmpereUbuntu
Baseline | [a40f92ea4ed936117f7d490150b0195532a97493](https://github.com/dotnet/runtime/commit/a40f92ea4ed936117f7d490150b0195532a97493)
Compare | [d4c7d865558316da4c135f519eb3dfc25b8a4367](https://github.com/dotnet/runtime/commit/d4c7d865558316da4c135f519eb3dfc25b8a4367)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a40f92ea4ed936117f7d490150b0195532a97493...d4c7d865558316da4c135f519eb3dfc25b8a4367)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Json.Serialization.Tests.ReadJson&lt;Nullable&lt;DateTimeOffset&gt;&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[DeserializeFromReader - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Text.Json.Serialization.Tests.ReadJson(Nullable(DateTimeOffset)).DeserializeFromReader(Mode%3a%20Reflection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/ReadJson.cs#L74-#L80>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 215.81 ns | 193.98 ns | 0.90 | 0.19 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_30_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Text.Json.Serialization.Tests.ReadJson%28Nullable%28DateTimeOffset%29%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_30_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Text.Json.Serialization.Tests.ReadJson%28Nullable%28DateTimeOffset%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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson&lt;Nullable&lt;DateTimeOffset&gt;&gt;*'
```

<details>

### System.Text.Json.Serialization.Tests.ReadJson&lt;Nullable&lt;DateTimeOffset&gt;&gt;.DeserializeFromReader(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>

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[Perf] Linux/arm64: 2 Improvements on 1/26/2025 6:08:58 PM +00:00 #49170

Run Information

Improvements in System.Text.Json.Tests.Utf8JsonReaderCommentsTests

Repro

System.Text.Json.Tests.Utf8JsonReaderCommentsTests.Utf8JsonReaderCommentParsing(CommentHandling: Skip, SegmentSize: 0, TestCase: ShortMultiLine)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>

Repro

System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>.DeserializeFromReader(Mode: Reflection)

ETL Files

Histogram

JIT Disasms

Docs

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Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	a40f92ea4ed936117f7d490150b0195532a97493
Compare	d4c7d865558316da4c135f519eb3dfc25b8a4367
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

[Perf] Linux/arm64: 2 Improvements on 1/26/2025 6:08:58 PM +00:00 #49170

Description

Run Information

Improvements in System.Text.Json.Tests.Utf8JsonReaderCommentsTests

Repro

System.Text.Json.Tests.Utf8JsonReaderCommentsTests.Utf8JsonReaderCommentParsing(CommentHandling: Skip, SegmentSize: 0, TestCase: ShortMultiLine)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>

Repro

System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>.DeserializeFromReader(Mode: Reflection)

ETL Files

Histogram

JIT Disasms

Docs

Metadata

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Issue actions