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[Perf] Windows/arm64: 11 Regressions on 8/31/2023 1:23:15 PM #21428

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performanceautofiler bot opened this issue Sep 7, 2023 · 1 comment
Closed

[Perf] Windows/arm64: 11 Regressions on 8/31/2023 1:23:15 PM #21428

performanceautofiler bot opened this issue Sep 7, 2023 · 1 comment
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ampere arch-arm64 branch-refs/heads/main kind-micro os-windows perf-regression runtime-coreclr

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performanceautofiler bot commented Sep 7, 2023 •
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Run Information

Name Value
Architecture arm64
OS Windows 10.0.25094
Queue AmpereWindows
Baseline cf3328cceecccf781afa3e1ba619cf42830ead60
Compare 0241bc154b2669e12201706ba95dd23e043fae3d
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in Exceptions.Handling

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
10.32 μs 12.84 μs 1.24 0.63 False
9.60 μs 10.89 μs 1.13 0.59 False
31.87 μs 37.60 μs 1.18 0.60 False
110.46 μs 161.43 μs 1.46 0.66 False
111.59 μs 139.64 μs 1.25 0.65 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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'Exceptions.Handling*'

Payloads

Baseline
Compare

Exceptions.Handling.MultipleNestedTryFinally(kind: Software)

ETL Files

Histogram

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 12.840564197051975 > 10.642046911920032.
IsChangePoint: Marked as a change because one of 6/10/2023 7:23:52 PM, 8/30/2023 5:24:30 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsRegressionStdDev: Marked as regression because -4.468617493863788 (T) = (0 -11991.542296346915) / Math.Sqrt((515661.52767146466 / (9)) + (1340698.729282983 / (8))) is less than -2.131449545559758 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (9) + (8) - 2, .025) and -0.21464806495138275 = (9872.441773351762 - 11991.542296346915) / 9872.441773351762 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.

JIT Disasms

Exceptions.Handling.ThrowAndCatchWhen(kind: Software)

ETL Files

Histogram

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 10.889703250863063 > 10.13761105021063.
IsChangePoint: Marked as a change because one of 6/9/2023 12:26:27 AM, 8/30/2023 5:24:30 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsRegressionStdDev: Marked as regression because -3.6175857585205082 (T) = (0 -11835.816041258615) / Math.Sqrt((788477.8478579674 / (9)) + (1819159.9417365524 / (8))) is less than -2.131449545559758 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (9) + (8) - 2, .025) and -0.2070663681423783 = (9805.439330956931 - 11835.816041258615) / 9805.439330956931 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.

JIT Disasms

Exceptions.Handling.ThrowAndCatch_ManyCatchBlocks(kind: ReflectionHardware)

ETL Files

Histogram

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 37.59969790244509 > 33.76690674128606.
IsChangePoint: Marked as a change because one of 6/10/2023 2:06:10 PM, 9/1/2023 1:30:05 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsRegressionStdDev: Marked as regression because -6.523889724126723 (T) = (0 -39396.26574074512) / Math.Sqrt((5977973.613006613 / (12)) + (3850386.1071843714 / (5))) is less than -2.131449545559758 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (12) + (5) - 2, .025) and -0.22923925371099652 = (32049.306611231503 - 39396.26574074512) / 32049.306611231503 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.

JIT Disasms

Exceptions.Handling.CatchAndRethrowDeep(kind: Software)

ETL Files

Histogram

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 161.42547983870963 > 124.57615342550118.
IsChangePoint: Marked as a change because one of 6/12/2023 3:15:58 AM, 8/28/2023 2:57:38 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsRegressionStdDev: Marked as regression because -3.9916461111064283 (T) = (0 -146836.91188176858) / Math.Sqrt((110576173.86365727 / (6)) + (373017784.27630675 / (11))) is less than -2.131449545559758 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (6) + (11) - 2, .025) and -0.24481551023793072 = (117958.77435179336 - 146836.91188176858) / 117958.77435179336 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.

JIT Disasms

Exceptions.Handling.CatchAndThrowOtherDeep(kind: Hardware)

ETL Files

Histogram

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 139.64299773926152 > 136.80814892709893.
IsChangePoint: Marked as a change because one of 6/11/2023 3:10:18 PM, 8/28/2023 2:57:38 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsRegressionStdDev: Marked as regression because -4.566297348367705 (T) = (0 -159241.69490412084) / Math.Sqrt((132752310.39376576 / (6)) + (358535176.74580777 / (11))) is less than -2.131449545559758 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (6) + (11) - 2, .025) and -0.2692263044536427 = (125463.59490451058 - 159241.69490412084) / 125463.59490451058 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.

JIT Disasms

Docs

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

Run Information

Name Value
Architecture arm64
OS Windows 10.0.25094
Queue AmpereWindows
Baseline cf3328cceecccf781afa3e1ba619cf42830ead60
Compare 0241bc154b2669e12201706ba95dd23e043fae3d
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Tests.Perf_Guid

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
40.53 ns 61.21 ns 1.51 0.67 False
41.35 ns 54.25 ns 1.31 0.67 False
37.22 ns 57.38 ns 1.54 0.63 False

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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Guid*'

Payloads

Baseline
Compare

System.Tests.Perf_Guid.ctor_str

ETL Files

Histogram

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 61.213186728577874 > 43.46132189084469.
IsChangePoint: Marked as a change because one of 5/26/2023 9:55:14 AM, 6/8/2023 5:31:08 AM, 8/30/2023 5:24:30 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsRegressionStdDev: Marked as regression because -5.961912713529546 (T) = (0 -57.07581545522717) / Math.Sqrt((8.627144588073978 / (9)) + (57.85723385013369 / (8))) is less than -2.131449545559758 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (9) + (8) - 2, .025) and -0.4264263544413861 = (40.013152643677195 - 57.07581545522717) / 40.013152643677195 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.

JIT Disasms

System.Tests.Perf_Guid.Parse

ETL Files

Histogram

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 54.253664495114016 > 42.11874273851117.
IsChangePoint: Marked as a change because one of 3/30/2023 2:02:58 PM, 5/26/2023 9:55:14 AM, 6/8/2023 5:31:08 AM, 8/29/2023 4:36:45 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsRegressionStdDev: Marked as regression because -5.628879115797098 (T) = (0 -58.814717628203525) / Math.Sqrt((19.944220470476246 / (8)) + (55.95265225343679 / (9))) is less than -2.131449545559758 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (8) + (9) - 2, .025) and -0.3936350568423526 = (42.202380988796136 - 58.814717628203525) / 42.202380988796136 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.

JIT Disasms

System.Tests.Perf_Guid.ParseExactD

ETL Files

Histogram

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 57.37643166866029 > 44.805471011214564.
IsChangePoint: Marked as a change because one of 5/25/2023 8:00:22 PM, 6/8/2023 5:31:08 AM, 9/1/2023 1:30:05 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsRegressionStdDev: Marked as regression because -5.142699276064753 (T) = (0 -57.96809710227865) / Math.Sqrt((37.16312568237631 / (12)) + (9.428934003318732 / (5))) is less than -2.131449545559758 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (12) + (5) - 2, .025) and -0.24693232543190577 = (46.488567117866616 - 57.96809710227865) / 46.488567117866616 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.

JIT Disasms

Docs

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

Run Information

Name Value
Architecture arm64
OS Windows 10.0.25094
Queue AmpereWindows
Baseline cf3328cceecccf781afa3e1ba619cf42830ead60
Compare 0241bc154b2669e12201706ba95dd23e043fae3d
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Numerics.Tests.Perf_VectorOf<UInt64>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
0.11 ns 1.20 ns 11.15 0.93 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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tests.Perf_VectorOf&lt;UInt64&gt;*'

Payloads

Baseline
Compare

System.Numerics.Tests.Perf_VectorOf<UInt64>.InequalityOperatorBenchmark

ETL Files

Histogram

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 1.1969127564623234 > 0.39873464755701366.
IsChangePoint: Marked as a change because one of 8/30/2023 5:24:30 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsRegressionStdDev: Marked as regression because -7.927705379595994 (T) = (0 -1.2653539815156172) / Math.Sqrt((0.06670667215952976 / (9)) + (0.04357209895613974 / (8))) is less than -2.131449545559758 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (9) + (8) - 2, .025) and -2.453533868714104 = (0.3663939690815199 - 1.2653539815156172) / 0.3663939690815199 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.

JIT Disasms

Docs

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

Run Information

Name Value
Architecture arm64
OS Windows 10.0.25094
Queue AmpereWindows
Baseline cf3328cceecccf781afa3e1ba619cf42830ead60
Compare 0241bc154b2669e12201706ba95dd23e043fae3d
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Text.Perf_Ascii

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
8.06 ns 14.26 ns 1.77 0.84 False
14.23 ns 22.39 ns 1.57 0.71 False

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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Perf_Ascii*'

Payloads

Baseline
Compare

System.Text.Perf_Ascii.Equals_Chars(Size: 6)

ETL Files

Histogram

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 14.263923484407513 > 8.389120778061844.
IsChangePoint: Marked as a change because one of 6/22/2023 11:35:25 PM, 7/29/2023 11:09:12 AM, 8/30/2023 5:24:30 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsRegressionStdDev: Marked as regression because -8.555529248563406 (T) = (0 -12.804408559676917) / Math.Sqrt((0.8442524615008761 / (9)) + (2.027317160800862 / (8))) is less than -2.131449545559758 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (9) + (8) - 2, .025) and -0.649409190037918 = (7.763027293053071 - 12.804408559676917) / 7.763027293053071 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.

JIT Disasms

System.Text.Perf_Ascii.ToUpperInPlace_Bytes(Size: 128)

ETL Files

Histogram

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 22.390718395186543 > 16.697846843527024.
IsChangePoint: Marked as a change because one of 8/31/2023 11:52:29 PM, 9/5/2023 8:21:55 PM falls between 8/27/2023 2:42:29 PM and 9/5/2023 8:21:55 PM.
IsRegressionStdDev: Marked as regression because -3.538807659805958 (T) = (0 -23.138344650915844) / Math.Sqrt((6.38024228803818 / (11)) + (8.777860164385832 / (6))) is less than -2.131449545559758 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (6) - 2, .025) and -0.279761345998589 = (18.080202784106714 - 23.138344650915844) / 18.080202784106714 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.

JIT Disasms

Docs

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