[Perf] Linux/arm64: 4 Improvements on 1/9/2025 9:05:50 AM +00:00

### Run Information

Name | Value
-- | --
Architecture | arm64
OS | ubuntu 22.04
Queue | AmpereUbuntu
Baseline | [0741a32a738f303693947afa63e52d28fb79a576](https://github.com/dotnet/runtime/commit/0741a32a738f303693947afa63e52d28fb79a576)
Compare | [5bf277c57d862edc89b57058894e85917e795f9e](https://github.com/dotnet/runtime/commit/5bf277c57d862edc89b57058894e85917e795f9e)
Diff | [Diff](https://github.com/dotnet/runtime/compare/0741a32a738f303693947afa63e52d28fb79a576...5bf277c57d862edc89b57058894e85917e795f9e)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in Benchstone.BenchI.BubbleSort2

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_arm64_ubuntu 22.04/Benchstone.BenchI.BubbleSort2.Test.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Benchstones/BenchI/BubbleSort2.cs#L30-#L57>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 46.68 ms | 41.94 ms | 0.90 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_16_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/Benchstone.BenchI.BubbleSort2_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_16_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/Benchstone.BenchI.BubbleSort2.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.BubbleSort2*'
```

<details>

### Benchstone.BenchI.BubbleSort2.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>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | ubuntu 22.04
Queue | AmpereUbuntu
Baseline | [0741a32a738f303693947afa63e52d28fb79a576](https://github.com/dotnet/runtime/commit/0741a32a738f303693947afa63e52d28fb79a576)
Compare | [5bf277c57d862edc89b57058894e85917e795f9e](https://github.com/dotnet/runtime/commit/5bf277c57d862edc89b57058894e85917e795f9e)
Diff | [Diff](https://github.com/dotnet/runtime/compare/0741a32a738f303693947afa63e52d28fb79a576...5bf277c57d862edc89b57058894e85917e795f9e)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Tests.Perf_DateTimeOffset

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ToString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Tests.Perf_DateTimeOffset.ToString(format%3a%20%22o%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.DateTimeOffset.cs#L49-#L52>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 67.12 ns | 59.70 ns | 0.89 | 0.00 | False | | |
|<ul><li>[ToString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Tests.Perf_DateTimeOffset.ToString(format%3a%20%22r%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.DateTimeOffset.cs#L49-#L52>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 50.53 ns | 42.51 ns | 0.84 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_16_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Tests.Perf_DateTimeOffset_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_16_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Tests.Perf_DateTimeOffset_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_16_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Tests.Perf_DateTimeOffset.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.Tests.Perf_DateTimeOffset*'
```

<details>

### System.Tests.Perf_DateTimeOffset.ToString(format: "o")

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_DateTimeOffset.ToString(format: "r")

#### 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 | [5c6d1b3f7b63a3150ce6c737aeb4af03b3cce621](https://github.com/dotnet/runtime/commit/5c6d1b3f7b63a3150ce6c737aeb4af03b3cce621)
Compare | [5bf277c57d862edc89b57058894e85917e795f9e](https://github.com/dotnet/runtime/commit/5bf277c57d862edc89b57058894e85917e795f9e)
Diff | [Diff](https://github.com/dotnet/runtime/compare/5c6d1b3f7b63a3150ce6c737aeb4af03b3cce621...5bf277c57d862edc89b57058894e85917e795f9e)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in PerfLabTests.DictionaryExpansion

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ExpandDictionaries - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/PerfLabTests.DictionaryExpansion.ExpandDictionaries.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/DictionaryExpansion.cs#L145-#L151>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 780.20 ns | 706.59 ns | 0.91 | 0.12 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_16_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/PerfLabTests.DictionaryExpansion_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_16_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/PerfLabTests.DictionaryExpansion.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 'PerfLabTests.DictionaryExpansion*'
```

<details>

### PerfLabTests.DictionaryExpansion.ExpandDictionaries

#### 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: 4 Improvements on 1/9/2025 9:05:50 AM +00:00 #48243

Run Information

Improvements in Benchstone.BenchI.BubbleSort2

Repro

Benchstone.BenchI.BubbleSort2.Test

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Tests.Perf_DateTimeOffset

Repro

System.Tests.Perf_DateTimeOffset.ToString(format: "o")

ETL Files

Histogram

JIT Disasms

System.Tests.Perf_DateTimeOffset.ToString(format: "r")

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in PerfLabTests.DictionaryExpansion

Repro

PerfLabTests.DictionaryExpansion.ExpandDictionaries

ETL Files

Histogram

JIT Disasms

Docs

Metadata

Assignees

Labels

Type

Projects

Milestone

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Development

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	0741a32a738f303693947afa63e52d28fb79a576
Compare	5bf277c57d862edc89b57058894e85917e795f9e
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ToString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	67.12 ns	59.70 ns	0.89	0.00	False
ToString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	50.53 ns	42.51 ns	0.84	0.01	False

[Perf] Linux/arm64: 4 Improvements on 1/9/2025 9:05:50 AM +00:00 #48243

Description

Run Information

Improvements in Benchstone.BenchI.BubbleSort2

Repro

Benchstone.BenchI.BubbleSort2.Test

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Tests.Perf_DateTimeOffset

Repro

System.Tests.Perf_DateTimeOffset.ToString(format: "o")

ETL Files

Histogram

JIT Disasms

System.Tests.Perf_DateTimeOffset.ToString(format: "r")

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in PerfLabTests.DictionaryExpansion

Repro

PerfLabTests.DictionaryExpansion.ExpandDictionaries

ETL Files

Histogram

JIT Disasms

Docs

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Issue actions