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[Perf] Linux/x64: 11 Regressions on 3/29/2023 9:08:46 AM #15196

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performanceautofiler bot opened this issue Apr 4, 2023 · 3 comments
Open

[Perf] Linux/x64: 11 Regressions on 3/29/2023 9:08:46 AM #15196

performanceautofiler bot opened this issue Apr 4, 2023 · 3 comments
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@BrzVlad
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arch-wasm arch-x64 branch-refs/heads/main kind-micro os-linux perf-regression untriaged

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performanceautofiler bot commented Apr 4, 2023 •
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Run Information

Name Value
Architecture x64
OS ubuntu 18.04
Queue TigerUbuntu
Baseline 3e59d14a0434a23ccd5294f3bfd5d0869f036e6b
Compare e14174bb2e7eeb353fda65f1bbdd4b250adc19b0
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.Collections.Tests.Perf_BitArray

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
BitArrayLeftShift - Duration of single invocation 1.01 μs 4.47 μs 4.42 0.19 False
BitArrayBoolArrayCtor - Duration of single invocation 2.47 μs 12.14 μs 4.91 0.22 False
BitArraySet - Duration of single invocation 47.74 ns 150.89 ns 3.16 0.25 False

graph
graph
Test Report

Repro

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

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.Tests.Perf_BitArray*'

Payloads

Baseline
Compare

Histogram

System.Collections.Tests.Perf_BitArray.BitArrayLeftShift(Size: 512)

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.465496253436982 > 1.0603978261579903.
IsChangePoint: Marked as a change because one of 2/1/2023 12:50:52 AM, 2/28/2023 5:58:27 PM, 3/29/2023 4:47:17 AM, 3/30/2023 4:24:24 AM falls between 3/21/2023 12:39:01 PM and 3/30/2023 4:24:24 AM.
IsRegressionStdDev: Marked as regression because -225.44051703453226 (T) = (0 -4418.069199820823) / Math.Sqrt((4409.977844554535 / (52)) + (715.4121531477354 / (5))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (52) + (5) - 2, .025) and -3.353568624985466 = (1014.8155640559295 - 4418.069199820823) / 1014.8155640559295 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

System.Collections.Tests.Perf_BitArray.BitArrayBoolArrayCtor(Size: 512)

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.141236855358581 > 2.335757349509127.
IsChangePoint: Marked as a change because one of 2/24/2023 9:01:57 AM, 3/9/2023 8:37:21 PM, 3/29/2023 4:47:17 AM, 3/30/2023 4:24:24 AM falls between 3/21/2023 12:39:01 PM and 3/30/2023 4:24:24 AM.
IsRegressionStdDev: Marked as regression because -674.3077314665737 (T) = (0 -12117.817432352196) / Math.Sqrt((9377.382814339115 / (52)) + (171.95728207642773 / (5))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (52) + (5) - 2, .025) and -4.417398130129685 = (2236.8334653045176 - 12117.817432352196) / 2236.8334653045176 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

System.Collections.Tests.Perf_BitArray.BitArraySet(Size: 4)

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 150.88783437855798 > 42.72682387130256.
IsChangePoint: Marked as a change because one of 2/1/2023 12:50:52 AM, 3/9/2023 8:37:21 PM, 3/29/2023 4:47:17 AM, 3/30/2023 4:24:24 AM falls between 3/21/2023 12:39:01 PM and 3/30/2023 4:24:24 AM.
IsRegressionStdDev: Marked as regression because -127.70992622433148 (T) = (0 -151.80629638318896) / Math.Sqrt((14.775091891386515 / (52)) + (2.393453184895901 / (5))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (52) + (5) - 2, .025) and -2.7702280645242765 = (40.26448633481904 - 151.80629638318896) / 40.26448633481904 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

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

Run Information

Name Value
Architecture x64
OS ubuntu 18.04
Queue TigerUbuntu
Baseline 3e59d14a0434a23ccd5294f3bfd5d0869f036e6b
Compare e14174bb2e7eeb353fda65f1bbdd4b250adc19b0
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 Baseline ETL Compare ETL
ReadSingleSegmentSequenceByN - Duration of single invocation 103.53 μs 162.98 μs 1.57 0.12 False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 998.98 μs 1.58 ms 1.58 0.11 False
ReadSingleSegmentSequenceByN - Duration of single invocation 9.93 ms 16.14 ms 1.63 0.10 False

graph
graph
Test Report

Repro

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

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Tests.Perf_Segment*'

Payloads

Baseline
Compare

Histogram

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

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 162.97831575520834 > 109.6178105034538.
IsChangePoint: Marked as a change because one of 2/1/2023 12:50:52 AM, 3/1/2023 3:09:21 PM, 3/2/2023 11:15:04 AM, 3/29/2023 4:47:17 AM, 3/30/2023 4:24:24 AM falls between 3/21/2023 12:39:01 PM and 3/30/2023 4:24:24 AM.
IsRegressionStdDev: Marked as regression because -2.4828176848389294 (T) = (0 -164351.65393730171) / Math.Sqrt((6761729828.756508 / (52)) + (5071840.107662644 / (5))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (52) + (5) - 2, .025) and -0.2090962345502728 = (135929.34064378493 - 164351.65393730171) / 135929.34064378493 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 4096, TestCase: Json40KB)

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.578788028125 > 1.0630431485764722.
IsChangePoint: Marked as a change because one of 2/1/2023 12:50:52 AM, 3/1/2023 3:09:21 PM, 3/2/2023 11:15:04 AM, 3/29/2023 4:47:17 AM, 3/30/2023 4:24:24 AM falls between 3/21/2023 12:39:01 PM and 3/30/2023 4:24:24 AM.
IsRegressionStdDev: Marked as regression because -2.0589016232965545 (T) = (0 -1596100.0322996795) / Math.Sqrt((693281063453.0587 / (52)) + (277537340.40924454 / (5))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (52) + (5) - 2, .025) and -0.17544119757926374 = (1357873.1420905888 - 1596100.0322996795) / 1357873.1420905888 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.1396978021978 > 10.481075743999998.
IsChangePoint: Marked as a change because one of 2/1/2023 12:50:52 AM, 3/1/2023 3:09:21 PM, 3/2/2023 11:15:04 AM, 3/29/2023 4:47:17 AM, 3/30/2023 4:24:24 AM falls between 3/21/2023 12:39:01 PM and 3/30/2023 4:24:24 AM.
IsRegressionStdDev: Marked as regression because -4.493157577023089 (T) = (0 -16013722.737743592) / Math.Sqrt((40275405812380.19 / (52)) + (10129995976.022243 / (5))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (52) + (5) - 2, .025) and -0.3284709508248496 = (12054251.338955246 - 16013722.737743592) / 12054251.338955246 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

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

Run Information

Name Value
Architecture x64
OS ubuntu 18.04
Queue TigerUbuntu
Baseline 3e59d14a0434a23ccd5294f3bfd5d0869f036e6b
Compare e14174bb2e7eeb353fda65f1bbdd4b250adc19b0
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in MicroBenchmarks.Serializers.Json_FromStream<IndexViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SystemTextJson_Reflection_ - Duration of single invocation 518.47 μs 784.36 μs 1.51 0.05 False

graph
Test Report

Repro

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

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'MicroBenchmarks.Serializers.Json_FromStream&lt;IndexViewModel&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Json_FromStream<IndexViewModel>.SystemTextJson_Reflection_

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 784.3624992187501 > 549.7397544678382.
IsChangePoint: Marked as a change because one of 2/1/2023 12:50:52 AM, 3/1/2023 3:09:21 PM, 3/2/2023 11:15:04 AM, 3/29/2023 4:47:17 AM, 3/30/2023 4:24:24 AM falls between 3/21/2023 12:39:01 PM and 3/30/2023 4:24:24 AM.
IsRegressionStdDev: Marked as regression because -7.2237487414576105 (T) = (0 -790943.1803491301) / Math.Sqrt((44531358363.884796 / (52)) + (18183952.58488488 / (5))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (52) + (5) - 2, .025) and -0.3658141135433945 = (579100.1663448547 - 790943.1803491301) / 579100.1663448547 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

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

Run Information

Name Value
Architecture x64
OS ubuntu 18.04
Queue TigerUbuntu
Baseline 3e59d14a0434a23ccd5294f3bfd5d0869f036e6b
Compare e14174bb2e7eeb353fda65f1bbdd4b250adc19b0
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Serialization.Tests.ReadJson<BinaryData>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DeserializeFromReader - Duration of single invocation 22.72 μs 78.42 μs 3.45 0.09 False
DeserializeFromReader - Duration of single invocation 22.41 μs 78.09 μs 3.48 0.11 False
DeserializeFromString - Duration of single invocation 18.46 μs 47.21 μs 2.56 0.07 False

graph
graph
graph
Test Report

Repro

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

Payloads

Baseline
Compare

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;BinaryData&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.ReadJson<BinaryData>.DeserializeFromReader(Mode: SourceGen)

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 78.41950140123696 > 23.80182715442195.
IsChangePoint: Marked as a change because one of 2/1/2023 12:50:52 AM, 3/1/2023 3:09:21 PM, 3/2/2023 11:15:04 AM, 3/29/2023 4:47:17 AM, 3/30/2023 4:24:24 AM falls between 3/21/2023 12:39:01 PM and 3/30/2023 4:24:24 AM.
IsRegressionStdDev: Marked as regression because -162.33036423649494 (T) = (0 -78332.25765017739) / Math.Sqrt((5513120.791258522 / (52)) + (41568.1483383106 / (5))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (52) + (5) - 2, .025) and -2.341434586568807 = (23442.702713690956 - 78332.25765017739) / 23442.702713690956 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 78.08622625000001 > 23.589083358201705.
IsChangePoint: Marked as a change because one of 2/1/2023 12:50:52 AM, 3/1/2023 3:09:21 PM, 3/2/2023 11:15:04 AM, 3/29/2023 4:47:17 AM, 3/29/2023 3:17:08 PM, 3/30/2023 4:24:24 AM falls between 3/21/2023 12:39:01 PM and 3/30/2023 4:24:24 AM.
IsRegressionStdDev: Marked as regression because -5.517254939929748 (T) = (0 -77975.93762019232) / Math.Sqrt((3374188751.115722 / (55)) + (24327.163729716216 / (2))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (55) + (2) - 2, .025) and -1.2434301256518225 = (34757.4621240038 - 77975.93762019232) / 34757.4621240038 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

System.Text.Json.Serialization.Tests.ReadJson<BinaryData>.DeserializeFromString(Mode: Reflection)

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 47.21026922013274 > 19.335621664450354.
IsChangePoint: Marked as a change because one of 2/1/2023 12:50:52 AM, 3/1/2023 3:09:21 PM, 3/2/2023 11:15:04 AM, 3/29/2023 4:47:17 AM, 3/30/2023 4:24:24 AM falls between 3/21/2023 12:39:01 PM and 3/30/2023 4:24:24 AM.
IsRegressionStdDev: Marked as regression because -85.3803063627543 (T) = (0 -46575.4118538265) / Math.Sqrt((3586769.1626767754 / (52)) + (175293.69811774162 / (5))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (52) + (5) - 2, .025) and -1.4466439810609273 = (19036.448381684946 - 46575.4118538265) / 19036.448381684946 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

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

Run Information

Name Value
Architecture x64
OS ubuntu 18.04
Queue TigerUbuntu
Baseline 3e59d14a0434a23ccd5294f3bfd5d0869f036e6b
Compare e14174bb2e7eeb353fda65f1bbdd4b250adc19b0
Diff Diff
Configs CompilationMode:wasm, RunKind:micro

Regressions in System.Text.Json.Reader.Tests.Perf_Base64

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ReadBase64EncodedByteArray_HeavyEscaping - Duration of single invocation 11.11 μs 37.81 μs 3.40 0.12 False

graph
Test Report

Repro

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

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Reader.Tests.Perf_Base64*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Reader.Tests.Perf_Base64.ReadBase64EncodedByteArray_HeavyEscaping(NumberOfBytes: 1000)

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 37.80708944174757 > 11.645339269313274.
IsChangePoint: Marked as a change because one of 2/1/2023 12:50:52 AM, 3/1/2023 3:09:21 PM, 3/2/2023 11:15:04 AM, 3/29/2023 4:47:17 AM, 3/30/2023 4:24:24 AM falls between 3/21/2023 12:39:01 PM and 3/30/2023 4:24:24 AM.
IsRegressionStdDev: Marked as regression because -166.19403567937448 (T) = (0 -37931.75583022223) / Math.Sqrt((897967.1639334555 / (52)) + (38925.36634265819 / (5))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (52) + (5) - 2, .025) and -2.2626719923558443 = (11625.978927422992 - 37931.75583022223) / 11625.978927422992 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository
@radekdoulik
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@BrzVlad looks like dotnet/runtime#83512

@radekdoulik radekdoulik mentioned this issue Apr 5, 2023
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@radekdoulik
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similar x64 issue #15154

@BrzVlad
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BrzVlad commented Apr 5, 2023

I assume it is caused by lack of jiterp support in my change. Should have been fixed by dotnet/runtime#84083

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@BrzVlad BrzVlad

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arch-wasm arch-x64 branch-refs/heads/main kind-micro os-linux perf-regression untriaged
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