[Perf] Windows/arm64: 6 Improvements on 6/4/2025 4:21:45 AM +00:00

[performanceautofiler]

Run Information

Name	Value
Architecture	arm64
OS	Windows 10.0.22621
Queue	SurfaceWindows
Baseline	fcd197c9a4ea9def2049fdb302eede3e044fba5f
Compare	a16df1d39d1ba6be8a2da69385488bbb558c7958
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Memory.ReadOnlySequence

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
Slice_Repeat_StartPosition_And_EndPosition - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	42.65 ns	29.62 ns	0.69	0.11	False
Slice_Repeat - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	30.84 ns	9.94 ns	0.32	0.13	False
Slice_StartPosition - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.88 ns	4.71 ns	0.43	0.47	False
Slice_StartPosition_And_EndPosition - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.05 ns	4.15 ns	0.51	0.60	False
Slice_Start_And_Length - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.05 ns	4.56 ns	0.75	0.17	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Memory.ReadOnlySequence*'

Details

System.Memory.ReadOnlySequence.Slice_Repeat_StartPosition_And_EndPosition(Segment: Multiple)

ETL Files

Histogram

JIT Disasms

System.Memory.ReadOnlySequence.Slice_Repeat(Segment: Single)

ETL Files

Histogram

JIT Disasms

System.Memory.ReadOnlySequence.Slice_StartPosition(Segment: Single)

ETL Files

Histogram

JIT Disasms

System.Memory.ReadOnlySequence.Slice_StartPosition_And_EndPosition(Segment: Single)

ETL Files

Histogram

JIT Disasms

System.Memory.ReadOnlySequence.Slice_Start_And_Length(Segment: Single)

ETL Files

Histogram

JIT Disasms

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

---

Run Information

Name	Value
Architecture	arm64
OS	Windows 10.0.22621
Queue	SurfaceWindows
Baseline	fcd197c9a4ea9def2049fdb302eede3e044fba5f
Compare	fcbc76add236b383b78d789c7fab7598f6405be3
Diff	Diff
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
Utf8JsonReaderCommentParsing - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	633.12 ns	581.50 ns	0.92	0.01	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Tests.Utf8JsonReaderCommentsTests*'

Details

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

ETL Files

Histogram

JIT Disasms

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[AndyAyersMS]

Likely dotnet/runtime#116054