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[Perf] Linux/x64: 245 Regressions on 4/8/2025 2:49:36 AM +00:00 #53666

@performanceautofiler

Description

@performanceautofiler

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 68a3c1e032f955984ab364cbc5bb69addd35d770
Compare f3cc87946d2f8f6306aa056c311571fae01c868b
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in MicroBenchmarks.Serializers.Json_FromString<MyEventsListerViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
3.05 ms 12.15 ms 3.98 0.36 False

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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 'MicroBenchmarks.Serializers.Json_FromString&lt;MyEventsListerViewModel&gt;*'

MicroBenchmarks.Serializers.Json_FromString<MyEventsListerViewModel>.SystemTextJson_Reflection_

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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 68a3c1e032f955984ab364cbc5bb69addd35d770
Compare f3cc87946d2f8f6306aa056c311571fae01c868b
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Common

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
4.01 μs 11.76 μs 2.93 0.42 False
94.15 μs 316.00 μs 3.36 0.37 False
93.26 μs 194.81 μs 2.09 0.42 False
89.67 μs 202.47 μs 2.26 0.37 False

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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 'System.Text.RegularExpressions.Tests.Perf_Regex_Common*'

System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchWord(Options: IgnoreCase, Compiled)

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System.Text.RegularExpressions.Tests.Perf_Regex_Common.SplitWords(Options: IgnoreCase, Compiled)

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System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesWords(Options: IgnoreCase, Compiled)

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System.Text.RegularExpressions.Tests.Perf_Regex_Common.ReplaceWords(Options: IgnoreCase, Compiled)

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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 68a3c1e032f955984ab364cbc5bb69addd35d770
Compare f3cc87946d2f8f6306aa056c311571fae01c868b
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.Buffers.Tests.SearchValuesCharTests

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
149.85 ns 1.06 μs 7.05 0.42 False
196.49 ns 2.02 μs 10.29 0.41 False
162.69 ns 2.49 μs 15.33 0.32 False
161.26 ns 1.24 μs 7.68 0.31 False
127.51 ns 1.05 μs 8.21 0.41 False
131.52 ns 1.55 μs 11.75 0.43 False
194.41 ns 1.43 μs 7.37 0.39 False
189.53 ns 1.02 μs 5.39 0.42 False
157.81 ns 1.17 μs 7.39 0.37 False
134.09 ns 1.02 μs 7.64 0.45 False

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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 'System.Buffers.Tests.SearchValuesCharTests*'

System.Buffers.Tests.SearchValuesCharTests.LastIndexOfAnyExcept(Values: "abcdefABCDEF0123456789Ü")

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System.Buffers.Tests.SearchValuesCharTests.IndexOfAnyExcept(Values: "abcdefABCDEF0123456789")

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System.Buffers.Tests.SearchValuesCharTests.IndexOfAny(Values: "abcdefABCDEF0123456789Ü")

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System.Buffers.Tests.SearchValuesCharTests.LastIndexOfAny(Values: "abcdefABCDEF0123456789Ü")

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System.Buffers.Tests.SearchValuesCharTests.ContainsAny(Values: "abcdefABCDEF0123456789")

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System.Buffers.Tests.SearchValuesCharTests.LastIndexOfAny(Values: "abcdefABCDEF0123456789")

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System.Buffers.Tests.SearchValuesCharTests.ContainsAny(Values: "abcdefABCDEF0123456789Ü")

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System.Buffers.Tests.SearchValuesCharTests.LastIndexOfAnyExcept(Values: "abcdefABCDEF0123456789")

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System.Buffers.Tests.SearchValuesCharTests.IndexOfAnyExcept(Values: "abcdefABCDEF0123456789Ü")

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System.Buffers.Tests.SearchValuesCharTests.IndexOfAny(Values: "abcdefABCDEF0123456789")

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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 68a3c1e032f955984ab364cbc5bb69addd35d770
Compare f3cc87946d2f8f6306aa056c311571fae01c868b
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Tests.Perf_Segment

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
652.35 μs 1.35 ms 2.07 0.37 False
101.24 μs 255.99 μs 2.53 0.39 False
1.30 ms 1.63 ms 1.25 0.38 False
8.23 ms 16.11 ms 1.96 0.39 False
6.54 ms 13.75 ms 2.10 0.38 False
104.31 μs 141.38 μs 1.36 0.40 False
67.75 μs 256.65 μs 3.79 0.46 False
69.74 μs 151.76 μs 2.18 0.40 False
85.66 μs 171.06 μs 2.00 0.33 False
820.49 μs 1.56 ms 1.90 0.36 False
6.50 ms 14.07 ms 2.17 0.38 False
101.83 μs 138.17 μs 1.36 0.37 False
739.31 μs 1.39 ms 1.89 0.41 False
66.87 μs 148.97 μs 2.23 0.35 False
1.02 ms 1.32 ms 1.30 0.41 False
6.64 ms 14.53 ms 2.19 0.37 False

graph
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graph
graph
graph
graph
graph
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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.Text.Json.Tests.Perf_Segment*'

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.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json400KB)

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System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json400KB)

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System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 4096, TestCase: Json4KB)

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System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json4KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 4096, TestCase: Json4KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json4KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 8192, TestCase: Json40KB)

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System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 4096, TestCase: Json400KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 8192, TestCase: Json4KB)

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System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 8192, TestCase: Json40KB)

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JIT Disasms

System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 8192, TestCase: Json4KB)

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Histogram

JIT Disasms

System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase: Json40KB)

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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
Benchmarking workflow for dotnet/runtime repository

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