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[Perf] Linux/x64: 19 Regressions on 1/22/2024 2:02:53 PM #28198

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performanceautofiler bot opened this issue Jan 30, 2024 · 1 comment
Closed

[Perf] Linux/x64: 19 Regressions on 1/22/2024 2:02:53 PM #28198

performanceautofiler bot opened this issue Jan 30, 2024 · 1 comment
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arch-x64 branch-refs/heads/main kind-micro os-linux perf-regression PGO Applied if there were any profile guided optimization updates in the observed interval. runtime-coreclr untriaged

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performanceautofiler bot commented Jan 30, 2024 •
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Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 8accd8073a44f5835b39e0584f17d1aff1771121
Compare 971ebdbd0fe335c34d440269af8055c6eea87286
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in PerfLabTests.CastingPerf

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
263.48 μs 552.68 μs 2.10 0.20 False
263.69 μs 483.04 μs 1.83 0.27 False
263.40 μs 550.43 μs 2.09 0.27 False
263.38 μs 482.10 μs 1.83 0.31 False
263.69 μs 482.66 μs 1.83 0.24 False

graph
graph
graph
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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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'PerfLabTests.CastingPerf*'

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PerfLabTests.CastingPerf.IFooObjIsIFoo

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PerfLabTests.CastingPerf.ObjObjIsFoo

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PerfLabTests.CastingPerf.IFooObjIsIFooInterAlia

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PerfLabTests.CastingPerf.FooObjIsDescendant

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PerfLabTests.CastingPerf.IFooObjIsDescendantOfIFoo

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Histogram

JIT Disasms

Docs

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

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 8accd8073a44f5835b39e0584f17d1aff1771121
Compare 971ebdbd0fe335c34d440269af8055c6eea87286
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Memory.ReadOnlySequence

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
6.57 ns 7.85 ns 1.19 0.03 False
7.08 ns 10.27 ns 1.45 0.23 False
5.92 ns 10.83 ns 1.83 0.18 False
6.12 ns 8.86 ns 1.45 0.09 False
31.93 ns 41.53 ns 1.30 0.05 False
7.55 ns 10.22 ns 1.35 0.11 False

graph
graph
graph
graph
graph
graph
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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Memory.ReadOnlySequence*'

Payloads

Baseline
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System.Memory.ReadOnlySequence.Slice_Start_And_Length(Segment: Multiple)

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

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

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

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

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

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Histogram

JIT Disasms

Docs

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

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 8accd8073a44f5835b39e0584f17d1aff1771121
Compare 971ebdbd0fe335c34d440269af8055c6eea87286
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Buffers.Tests.ReadOnlySequenceTests<Char>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
26.38 ns 36.53 ns 1.38 0.14 False
31.91 ns 39.50 ns 1.24 0.14 False
15.44 ns 17.83 ns 1.15 0.07 False
43.12 ns 50.68 ns 1.18 0.10 False
11.28 ns 12.42 ns 1.10 0.15 False

graph
graph
graph
graph
graph
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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;*'

Payloads

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System.Buffers.Tests.ReadOnlySequenceTests<Char>.IterateTryGetTenSegments

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System.Buffers.Tests.ReadOnlySequenceTests<Char>.IterateForEachTenSegments

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System.Buffers.Tests.ReadOnlySequenceTests<Char>.SliceTenSegments

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System.Buffers.Tests.ReadOnlySequenceTests<Char>.IterateGetPositionTenSegments

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Histogram

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System.Buffers.Tests.ReadOnlySequenceTests<Char>.IterateTryGetSingleSegment

ETL Files

Histogram

JIT Disasms

Docs

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

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 8accd8073a44f5835b39e0584f17d1aff1771121
Compare 971ebdbd0fe335c34d440269af8055c6eea87286
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Text.Json.Tests.Utf8JsonReaderCommentsTests

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
520.95 ns 570.14 ns 1.09 0.02 False

graph
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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Tests.Utf8JsonReaderCommentsTests*'

Payloads

Baseline
Compare

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

ETL Files

Histogram

JIT Disasms

Docs

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

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 8accd8073a44f5835b39e0584f17d1aff1771121
Compare 971ebdbd0fe335c34d440269af8055c6eea87286
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Text.Json.Tests.Perf_Reader

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
128.95 ns 136.69 ns 1.06 0.01 False

graph
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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Tests.Perf_Reader*'

Payloads

Baseline
Compare

System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: HelloWorld)

ETL Files

Histogram

JIT Disasms

Docs

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

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 8accd8073a44f5835b39e0584f17d1aff1771121
Compare 971ebdbd0fe335c34d440269af8055c6eea87286
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in PerfLabTests.CastingPerf2.CastingPerf

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
263.62 μs 572.60 μs 2.17 0.04 False

graph
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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'PerfLabTests.CastingPerf2.CastingPerf*'

Payloads

Baseline
Compare

PerfLabTests.CastingPerf2.CastingPerf.FooObjIsDescendant

ETL Files

Histogram

JIT Disasms

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository
@performanceautofiler performanceautofiler bot added arch-x64 branch-refs/heads/main kind-micro os-linux perf-regression PGO Applied if there were any profile guided optimization updates in the observed interval. runtime-coreclr untriaged labels Jan 30, 2024
@performanceautofiler performanceautofiler bot mentioned this issue Jan 30, 2024
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@EgorBo
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EgorBo commented Jan 30, 2024

dotnet/runtime#97237

@EgorBo EgorBo closed this as completed Jan 30, 2024
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