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[Perf] Changes at 6/2/2022 9:03:53 PM #5835

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performanceautofiler bot opened this issue Jun 7, 2022 · 1 comment
Closed

[Perf] Changes at 6/2/2022 9:03:53 PM #5835

performanceautofiler bot opened this issue Jun 7, 2022 · 1 comment
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@AndyAyersMS
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arch-x64 branch-refs/heads/main kind-micro os-linux perf-regression runtime-coreclr

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performanceautofiler bot commented Jun 7, 2022 •
edited
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Run Information

Architecture x64
OS ubuntu 18.04
Baseline 1b4a9c47ba8e4ad53562e003240527b738b0e7d1
Compare fe2c1ed058facc3c29e75c9892888fa521be586b
Diff Diff

Regressions in MicroBenchmarks.Serializers.Json_ToStream<IndexViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
JsonNet_ - Duration of single invocation 29.38 μs 30.92 μs 1.05 0.00 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Json_ToStream&lt;IndexViewModel&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Json_ToStream<IndexViewModel>.JsonNet_

Description of detection logic

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 30.919390386676557 > 30.866769730975026.
IsChangePoint: Marked as a change because one of 5/11/2022 7:02:26 PM, 6/2/2022 5:58:32 PM, 6/7/2022 5:42:36 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 5:42:36 AM.
IsRegressionStdDev: Marked as regression because -24.877236398424305 (T) = (0 -31155.257520878495) / Math.Sqrt((82877.16523571327 / (42)) + (84939.46762570135 / (29))) is less than -1.9949454151066512 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (42) + (29) - 2, .025) and -0.05921778236019882 = (29413.457779623834 - 31155.257520878495) / 29413.457779623834 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
Architecture x64
OS ubuntu 18.04
Baseline 1b4a9c47ba8e4ad53562e003240527b738b0e7d1
Compare fe2c1ed058facc3c29e75c9892888fa521be586b
Diff Diff

Regressions in System.Collections.IndexerSet<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Array - Duration of single invocation 143.27 ns 227.16 ns 1.59 0.01 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IndexerSet&lt;String&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.IndexerSet<String>.Array(Size: 512)

Description of detection logic

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 227.15691224368936 > 150.42982434471708.
IsChangePoint: Marked as a change because one of 5/11/2022 7:02:26 PM, 6/2/2022 5:58:32 PM, 6/7/2022 5:42:36 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 5:42:36 AM.
IsRegressionStdDev: Marked as regression because -1817.7225383036146 (T) = (0 -226.8940257292388) / Math.Sqrt((0.025125290338618166 / (42)) + (0.044188925197314696 / (29))) is less than -1.9949454151066512 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (42) + (29) - 2, .025) and -0.5848896180882677 = (143.16077481971513 - 226.8940257292388) / 143.16077481971513 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

Architecture x64
OS ubuntu 18.04
Baseline 1b4a9c47ba8e4ad53562e003240527b738b0e7d1
Compare fe2c1ed058facc3c29e75c9892888fa521be586b
Diff Diff

Regressions in Benchstone.BenchI.MulMatrix

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Test - Duration of single invocation 280.35 ms 305.11 ms 1.09 0.01 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'Benchstone.BenchI.MulMatrix*'

Payloads

Baseline
Compare

Histogram

Benchstone.BenchI.MulMatrix.Test

Description of detection logic

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 305.10652723076925 > 294.3324869682692.
IsChangePoint: Marked as a change because one of 5/11/2022 7:02:26 PM, 5/23/2022 7:50:08 PM, 6/2/2022 5:58:32 PM, 6/7/2022 5:42:36 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 5:42:36 AM.
IsRegressionStdDev: Marked as regression because -162.59820134988985 (T) = (0 -303947144.56551725) / Math.Sqrt((661909275073.3308 / (42)) + (155369147589.30963 / (29))) is less than -1.9949454151066512 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (42) + (29) - 2, .025) and -0.08429132115143322 = (280318710.14401275 - 303947144.56551725) / 280318710.14401275 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

Architecture x64
OS ubuntu 18.04
Baseline 1b4a9c47ba8e4ad53562e003240527b738b0e7d1
Compare fe2c1ed058facc3c29e75c9892888fa521be586b
Diff Diff

Regressions in Benchstone.BenchI.LogicArray

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Test - Duration of single invocation 228.97 ms 292.49 ms 1.28 0.01 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'Benchstone.BenchI.LogicArray*'

Payloads

Baseline
Compare

Histogram

Benchstone.BenchI.LogicArray.Test

Description of detection logic

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 292.4889227857143 > 240.45001276730773.
IsChangePoint: Marked as a change because one of 5/11/2022 7:02:26 PM, 6/2/2022 5:58:32 PM, 6/7/2022 5:42:36 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 5:42:36 AM.
IsRegressionStdDev: Marked as regression because -352.33237143267365 (T) = (0 -292626564.08117974) / Math.Sqrt((1021770072798.3448 / (42)) + (229343153268.59628 / (29))) is less than -1.9949454151066512 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (42) + (29) - 2, .025) and -0.2757994721600409 = (229367208.92801216 - 292626564.08117974) / 229367208.92801216 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

Architecture x64
OS ubuntu 18.04
Baseline 1b4a9c47ba8e4ad53562e003240527b738b0e7d1
Compare fe2c1ed058facc3c29e75c9892888fa521be586b
Diff Diff

Regressions in System.MathBenchmarks.Single

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Sin - Duration of single invocation 17.38 μs 18.41 μs 1.06 0.05 False
Log2 - Duration of single invocation 18.50 μs 20.67 μs 1.12 0.03 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.MathBenchmarks.Single*'

Payloads

Baseline
Compare

Histogram

System.MathBenchmarks.Single.Sin

Description of detection logic

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 18.411444914504717 > 18.248936466840274.
IsChangePoint: Marked as a change because one of 5/11/2022 7:02:26 PM, 5/13/2022 7:38:09 AM, 5/13/2022 5:31:28 PM, 6/2/2022 5:58:32 PM, 6/7/2022 5:42:36 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 5:42:36 AM.
IsRegressionStdDev: Marked as regression because -7.510955126144992 (T) = (0 -18716.42212565159) / Math.Sqrt((27473.721234362958 / (42)) + (770109.6519115401 / (29))) is less than -1.9949454151066512 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (42) + (29) - 2, .025) and -0.07088888688099985 = (17477.46414678352 - 18716.42212565159) / 17477.46414678352 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.MathBenchmarks.Single.Log2

```log

Description of detection logic

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 20.67257309472934 > 19.424055291999114.
IsChangePoint: Marked as a change because one of 5/11/2022 7:02:26 PM, 6/2/2022 5:58:32 PM, 6/7/2022 5:42:36 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 5:42:36 AM.
IsRegressionStdDev: Marked as regression because -18.282977646878848 (T) = (0 -19672.117914713293) / Math.Sqrt((35989.024744006594 / (42)) + (77096.62169616496 / (29))) is less than -1.9949454151066512 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (42) + (29) - 2, .025) and -0.05831741219092736 = (18588.107582949146 - 19672.117914713293) / 18588.107582949146 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

Architecture x64
OS ubuntu 18.04
Baseline 1b4a9c47ba8e4ad53562e003240527b738b0e7d1
Compare fe2c1ed058facc3c29e75c9892888fa521be586b
Diff Diff

Regressions in Span.IndexerBench

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
CoveredIndex2 - Duration of single invocation 624.95 ns 1.35 μs 2.16 0.01 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'Span.IndexerBench*'

Payloads

Baseline
Compare

Histogram

Span.IndexerBench.CoveredIndex2(length: 1024)

Description of detection logic

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 1.347962877612026 > 656.3004516210634.
IsChangePoint: Marked as a change because one of 5/11/2022 7:02:26 PM, 6/2/2022 5:58:32 PM, 6/7/2022 5:42:36 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 5:42:36 AM.
IsRegressionStdDev: Marked as regression because -2842.3027289134197 (T) = (0 -1347.408142105746) / Math.Sqrt((0.578908426913443 / (42)) + (1.4749325935078488 / (29))) is less than -1.9949454151066512 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (42) + (29) - 2, .025) and -1.1567106545912573 = (624.7514654955459 - 1347.408142105746) / 624.7514654955459 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

Architecture x64
OS ubuntu 18.04
Baseline 1b4a9c47ba8e4ad53562e003240527b738b0e7d1
Compare fe2c1ed058facc3c29e75c9892888fa521be586b
Diff Diff

Regressions in System.Collections.TryAddGiventSize<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Dictionary - Duration of single invocation 3.24 μs 3.60 μs 1.11 0.03 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.TryAddGiventSize&lt;Int32&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.TryAddGiventSize<Int32>.Dictionary(Count: 512)

Description of detection logic

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 3.6041810717054257 > 3.4315415507342095.
IsChangePoint: Marked as a change because one of 4/16/2022 5:36:25 PM, 4/20/2022 2:49:46 PM, 4/25/2022 11:05:49 AM, 5/9/2022 11:56:12 AM, 6/2/2022 5:58:32 PM, 6/7/2022 5:42:36 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 5:42:36 AM.
IsRegressionStdDev: Marked as regression because -21.756765264773925 (T) = (0 -3878.1393096494526) / Math.Sqrt((9714.524307035848 / (42)) + (10311.42952335334 / (29))) is less than -1.9949454151066512 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (42) + (29) - 2, .025) and -0.15728204262717183 = (3351.0753358322245 - 3878.1393096494526) / 3351.0753358322245 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

Architecture x64
OS ubuntu 18.04
Baseline 1b4a9c47ba8e4ad53562e003240527b738b0e7d1
Compare fe2c1ed058facc3c29e75c9892888fa521be586b
Diff Diff

Regressions in System.Memory.Span<Byte>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
IndexOfValue - Duration of single invocation 5.89 ns 8.92 ns 1.51 0.17 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Memory.Span&lt;Byte&gt;*'

Payloads

Baseline
Compare

Histogram

System.Memory.Span<Byte>.IndexOfValue(Size: 512)

Description of detection logic

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 8.915890648996713 > 6.187625131233912.
IsChangePoint: Marked as a change because one of 5/11/2022 7:02:26 PM, 6/2/2022 5:58:32 PM, 6/7/2022 5:42:36 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 5:42:36 AM.
IsRegressionStdDev: Marked as regression because -29.628953234135267 (T) = (0 -8.250260878703124) / Math.Sqrt((0.00604481070761893 / (42)) + (0.1812444593575772 / (29))) is less than -1.9949454151066512 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (42) + (29) - 2, .025) and -0.4028418592969113 = (5.881105431825411 - 8.250260878703124) / 5.881105431825411 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

Architecture x64
OS ubuntu 18.04
Baseline 1b4a9c47ba8e4ad53562e003240527b738b0e7d1
Compare fe2c1ed058facc3c29e75c9892888fa521be586b
Diff Diff

Regressions in System.Buffers.Text.Tests.Utf8ParserTests

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
TryParseSingle - Duration of single invocation 53.57 ns 58.54 ns 1.09 0.01 False
TryParseDouble - Duration of single invocation 64.08 ns 71.32 ns 1.11 0.02 False
TryParseSingle - Duration of single invocation 53.96 ns 58.53 ns 1.08 0.00 False
TryParseDouble - Duration of single invocation 63.21 ns 70.98 ns 1.12 0.02 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Buffers.Text.Tests.Utf8ParserTests*'

Payloads

Baseline
Compare

Histogram

System.Buffers.Text.Tests.Utf8ParserTests.TryParseSingle(value: 3.4028235E+38)

Description of detection logic

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 58.54065564338926 > 56.335939003280195.
IsChangePoint: Marked as a change because one of 4/25/2022 11:05:49 AM, 5/15/2022 3:27:46 PM, 6/2/2022 5:58:32 PM, 6/7/2022 5:42:36 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 5:42:36 AM.
IsRegressionStdDev: Marked as regression because -41.830177146522296 (T) = (0 -58.036891822235305) / Math.Sqrt((0.304562275961314 / (42)) + (0.04600327451232999 / (29))) is less than -1.9949454151066512 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (42) + (29) - 2, .025) and -0.07268232845912932 = (54.10445411700151 - 58.036891822235305) / 54.10445411700151 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.Buffers.Text.Tests.Utf8ParserTests.TryParseDouble(value: -1.7976931348623157e+308)

```log

Description of detection logic

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 71.31603683356796 > 67.38048184076958.
IsChangePoint: Marked as a change because one of 5/11/2022 11:37:12 AM, 5/19/2022 10:26:24 PM, 6/2/2022 5:58:32 PM, 6/7/2022 5:42:36 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 5:42:36 AM.
IsRegressionStdDev: Marked as regression because -65.06556679467803 (T) = (0 -72.63721023863073) / Math.Sqrt((0.25337365000787554 / (42)) + (0.30293315627244494 / (29))) is less than -1.9949454151066512 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (42) + (29) - 2, .025) and -0.12992842169861896 = (64.28478905720007 - 72.63721023863073) / 64.28478905720007 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.Buffers.Text.Tests.Utf8ParserTests.TryParseSingle(value: -3.4028235E+38)

```log

Description of detection logic

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 58.529653128757 > 56.7175982770498.
IsChangePoint: Marked as a change because one of 4/25/2022 11:05:49 AM, 5/15/2022 3:27:46 PM, 6/2/2022 5:58:32 PM, 6/7/2022 5:42:36 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 5:42:36 AM.
IsRegressionStdDev: Marked as regression because -26.691308431156735 (T) = (0 -58.46697379176903) / Math.Sqrt((0.45827041103789046 / (42)) + (0.27929784124548673 / (29))) is less than -1.9949454151066512 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (42) + (29) - 2, .025) and -0.07001173596144664 = (54.641432263576256 - 58.46697379176903) / 54.641432263576256 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.Buffers.Text.Tests.Utf8ParserTests.TryParseDouble(value: 1.7976931348623157e+308)

```log

Description of detection logic

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 70.97753803622022 > 66.38401424386214.
IsChangePoint: Marked as a change because one of 5/11/2022 11:37:12 AM, 5/19/2022 10:26:24 PM, 6/2/2022 5:58:32 PM, 6/7/2022 5:42:36 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 5:42:36 AM.
IsRegressionStdDev: Marked as regression because -84.67251483371423 (T) = (0 -72.01013164666475) / Math.Sqrt((0.15819608907364474 / (42)) + (0.17745007645146466 / (29))) is less than -1.9949454151066512 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (42) + (29) - 2, .025) and -0.132386525142625 = (63.59147698052572 - 72.01013164666475) / 63.59147698052572 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

Architecture x64
OS ubuntu 18.04
Baseline 1b4a9c47ba8e4ad53562e003240527b738b0e7d1
Compare fe2c1ed058facc3c29e75c9892888fa521be586b
Diff Diff

Regressions in SciMark2.kernel

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
benchmarkLU - Duration of single invocation 402.26 ms 503.54 ms 1.25 0.00 True

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'SciMark2.kernel*'

Payloads

Baseline
Compare

Histogram

SciMark2.kernel.benchmarkLU

Description of detection logic

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 503.5404388571429 > 422.63063970999997.
IsChangePoint: Marked as a change because one of 6/2/2022 5:58:32 PM, 6/7/2022 5:42:36 AM falls between 5/29/2022 5:15:01 PM and 6/7/2022 5:42:36 AM.
IsRegressionStdDev: Marked as regression because -248.25697770813204 (T) = (0 -499997871.46838444) / Math.Sqrt((1667450043479.4553 / (42)) + (3259147841301.473 / (29))) is less than -1.9949454151066512 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (42) + (29) - 2, .025) and -0.24012873060129877 = (403182233.5298622 - 499997871.46838444) / 403182233.5298622 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 as regression because Edge Detector said so.

Docs

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