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[Perf] Changes at 5/21/2022 4:54:11 AM #69725

Closed
performanceautofiler bot opened this issue May 24, 2022 · 5 comments
Closed

[Perf] Changes at 5/21/2022 4:54:11 AM #69725

performanceautofiler bot opened this issue May 24, 2022 · 5 comments
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@tannergooding
Labels
arch-x86 area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI runtime-coreclr specific to the CoreCLR runtime tenet-performance Performance related issue tenet-performance-benchmarks Issue from performance benchmark
Milestone
7.0.0

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@performanceautofiler
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Run Information

Architecture x86
OS Windows 10.0.18362
Baseline f1efc5cf730ed1d7a952d8d6372087f56027c253
Compare f8323092eb414f9fc09a262132c65e09c5427c10
Diff Diff

Regressions in System.Globalization.Tests.StringSearch

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
IsPrefix_DifferentFirstChar - Duration of single invocation 16.92 ns 20.68 ns 1.22 0.10 False
LastIndexOf_Word_NotFound - Duration of single invocation 641.86 ns 932.31 ns 1.45 0.01 False
IsPrefix_DifferentFirstChar - Duration of single invocation 9.24 ns 12.35 ns 1.34 0.13 True
IsPrefix_DifferentFirstChar - Duration of single invocation 17.78 ns 20.65 ns 1.16 0.07 False
IsPrefix_DifferentFirstChar - Duration of single invocation 16.93 ns 20.41 ns 1.21 0.09 False
IsPrefix_DifferentFirstChar - Duration of single invocation 9.50 ns 12.32 ns 1.30 0.19 False
IsPrefix_DifferentFirstChar - Duration of single invocation 17.43 ns 20.60 ns 1.18 0.07 False
IsPrefix_FirstHalf - Duration of single invocation 12.17 ns 16.04 ns 1.32 0.15 False
IsPrefix_DifferentFirstChar - Duration of single invocation 16.93 ns 20.42 ns 1.21 0.11 False
LastIndexOf_Word_NotFound - Duration of single invocation 652.54 ns 933.56 ns 1.43 0.01 False

graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Globalization.Tests.StringSearch*'

Payloads

Baseline
Compare

Histogram

System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (, None, False))

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 20.681530014346315 > 17.76107100512224.
IsChangePoint: Marked as a change because one of 4/1/2022 10:26:17 PM, 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -19.40651823985462 (T) = (0 -20.65129012162073) / Math.Sqrt((0.23915589886187527 / (43)) + (0.39424932603553586 / (14))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (43) + (14) - 2, .025) and -0.20855830165464306 = (17.08754148918339 - 20.65129012162073) / 17.08754148918339 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.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, IgnoreCase, False))

```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 932.3108708206386 > 687.0169113786931.
IsChangePoint: Marked as a change because one of 5/23/2022 3:43:39 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -224.99472053789447 (T) = (0 -932.9406987310754) / Math.Sqrt((64.00117724880248 / (55)) + (0.79336639353052 / (2))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (55) + (2) - 2, .025) and -0.43112841625407344 = (651.8916738254794 - 932.9406987310754) / 651.8916738254794 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.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, OrdinalIgnoreCase, False))

```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 12.350124734523773 > 9.70266860994796.
IsChangePoint: Marked as a change because one of 5/20/2022 9:09:19 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -23.92484942018542 (T) = (0 -12.191478021246617) / Math.Sqrt((0.5096486583558493 / (43)) + (0.002578645028839879 / (15))) is less than -2.0032407188469383 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (43) + (15) - 2, .025) and -0.27419289813884096 = (9.56800029183508 - 12.191478021246617) / 9.56800029183508 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.

```#### System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, IgnoreCase, False))

```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 20.647600440626842 > 18.44709194436567.
IsChangePoint: Marked as a change because one of 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -32.86338943894042 (T) = (0 -20.3323525096487) / Math.Sqrt((0.1520287172924207 / (44)) + (0.04739350330699304 / (14))) is less than -2.0032407188469383 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (44) + (14) - 2, .025) and -0.15430811079428902 = (17.6143200584962 - 20.3323525096487) / 17.6143200584962 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.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, IgnoreNonSpace, False))

```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 20.408886579910433 > 17.77095365592774.
IsChangePoint: Marked as a change because one of 4/1/2022 10:26:17 PM, 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -17.355251785680032 (T) = (0 -20.83801051127811) / Math.Sqrt((0.2455364581974849 / (43)) + (0.5646362743180029 / (14))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (43) + (14) - 2, .025) and -0.21759649993064886 = (17.114052571985045 - 20.83801051127811) / 17.114052571985045 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.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, Ordinal, False))

```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 12.3221290145891 > 9.81601964937693.
IsChangePoint: Marked as a change because one of 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -9.708782475260753 (T) = (0 -12.209007017234201) / Math.Sqrt((1.5451466282538633 / (44)) + (0.43034089858048197 / (14))) is less than -2.0032407188469383 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (44) + (14) - 2, .025) and -0.25639310508018937 = (9.71750558632281 - 12.209007017234201) / 9.71750558632281 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.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (, IgnoreCase, False))

```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 20.59551446842247 > 18.615665222855174.
IsChangePoint: Marked as a change because one of 4/21/2022 3:06:05 PM, 4/22/2022 2:26:33 AM, 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -31.557669159484387 (T) = (0 -20.307692946163257) / Math.Sqrt((0.17164349406177312 / (43)) + (0.04717038955586836 / (14))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (43) + (14) - 2, .025) and -0.15383580186711343 = (17.600158456950084 - 20.307692946163257) / 17.600158456950084 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.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (en-US, Ordinal, False))

```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 16.0410582852596 > 13.34340800277786.
IsChangePoint: Marked as a change because one of 3/28/2022 7:37:41 AM, 4/14/2022 4:58:13 PM, 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -22.00945541009737 (T) = (0 -15.360133256368758) / Math.Sqrt((0.3727629244756307 / (43)) + (0.08390032273929421 / (14))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (43) + (14) - 2, .025) and -0.20992618804836718 = (12.695099426804648 - 15.360133256368758) / 12.695099426804648 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.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, None, False))

```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 20.415417354843612 > 17.741408484911258.
IsChangePoint: Marked as a change because one of 4/1/2022 10:26:17 PM, 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -18.75571308264261 (T) = (0 -20.77771302613999) / Math.Sqrt((0.05185826799329351 / (44)) + (0.5576668454905113 / (14))) is less than -2.0032407188469383 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (44) + (14) - 2, .025) and -0.22369999107803873 = (16.979417486009392 - 20.77771302613999) / 16.979417486009392 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.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (, IgnoreCase, False))

```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 933.558010939434 > 687.8109703994049.
IsChangePoint: Marked as a change because one of 5/23/2022 3:43:39 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -257.99256217308147 (T) = (0 -932.5635107889566) / Math.Sqrt((10.392624241693147 / (56)) + (1.9780610985991134 / (2))) is less than -2.0032407188469383 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (56) + (2) - 2, .025) and -0.4282261330638117 = (652.9522805946939 - 932.5635107889566) / 652.9522805946939 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 x86
OS Windows 10.0.18362
Baseline f1efc5cf730ed1d7a952d8d6372087f56027c253
Compare f8323092eb414f9fc09a262132c65e09c5427c10
Diff Diff

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 1.20 ms 1.42 ms 1.18 0.00 True

graph
Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

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

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 1.4195109375 > 1.2553154553571428.
IsChangePoint: Marked as a change because one of 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -108.8527148525706 (T) = (0 -1417181.5461287226) / Math.Sqrt((69666109.07434887 / (44)) + (31246065.781423092 / (14))) is less than -2.0032407188469383 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (44) + (14) - 2, .025) and -0.17650892093448267 = (1204565.0661136317 - 1417181.5461287226) / 1204565.0661136317 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

Run Information

Architecture x86
OS Windows 10.0.18362
Baseline f1efc5cf730ed1d7a952d8d6372087f56027c253
Compare f8323092eb414f9fc09a262132c65e09c5427c10
Diff Diff

Regressions in System.Text.Json.Document.Tests.Perf_EnumerateObject

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
PropertyIndexer - Duration of single invocation 3.96 μs 4.33 μs 1.09 0.05 False

graph
Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

System.Text.Json.Document.Tests.Perf_EnumerateObject.PropertyIndexer(TestCase: ObjectProperties)

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 4.33136748334702 > 4.227145708893506.
IsChangePoint: Marked as a change because one of 3/15/2022 12:53:39 AM, 4/16/2022 5:36:25 PM, 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -41.1988211709681 (T) = (0 -4302.8860504407585) / Math.Sqrt((1608.9077182732378 / (44)) + (298.24970376662753 / (14))) is less than -2.0032407188469383 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (44) + (14) - 2, .025) and -0.07855866360771299 = (3989.4779909772055 - 4302.8860504407585) / 3989.4779909772055 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 x86
OS Windows 10.0.18362
Baseline f1efc5cf730ed1d7a952d8d6372087f56027c253
Compare f8323092eb414f9fc09a262132c65e09c5427c10
Diff Diff

Regressions in System.Tests.Perf_Enum

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
TryParseGeneric - Duration of single invocation 150.37 ns 169.18 ns 1.13 0.06 False

graph
Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Enum.TryParseGeneric(text: "Red, Orange, Yellow, Green, Blue")

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 169.17630916110298 > 160.45019293154883.
IsChangePoint: Marked as a change because one of 3/18/2022 1:59:24 AM, 4/12/2022 9:30:02 AM, 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -43.63278968815179 (T) = (0 -170.14550919777687) / Math.Sqrt((3.890781570132612 / (43)) + (1.1670693415551092 / (14))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (43) + (14) - 2, .025) and -0.11972518704721238 = (151.9529177033711 - 170.14550919777687) / 151.9529177033711 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
@performanceautofiler performanceautofiler bot added CoreClr untriaged New issue has not been triaged by the area owner labels May 24, 2022
@kunalspathak
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e4ac5cd...7626c5d

@kunalspathak kunalspathak transferred this issue from dotnet/perf-autofiling-issues May 24, 2022
@dotnet-issue-labeler dotnet-issue-labeler bot added the area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI label May 24, 2022
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ghost commented May 24, 2022

Tagging subscribers to this area: @JulieLeeMSFT
See info in area-owners.md if you want to be subscribed.

Issue Details

Run Information

Architecture x86
OS Windows 10.0.18362
Baseline f1efc5cf730ed1d7a952d8d6372087f56027c253
Compare f8323092eb414f9fc09a262132c65e09c5427c10
Diff Diff

Regressions in System.Globalization.Tests.StringSearch

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
IsPrefix_DifferentFirstChar - Duration of single invocation 16.92 ns 20.68 ns 1.22 0.10 False
LastIndexOf_Word_NotFound - Duration of single invocation 641.86 ns 932.31 ns 1.45 0.01 False
IsPrefix_DifferentFirstChar - Duration of single invocation 9.24 ns 12.35 ns 1.34 0.13 True
IsPrefix_DifferentFirstChar - Duration of single invocation 17.78 ns 20.65 ns 1.16 0.07 False
IsPrefix_DifferentFirstChar - Duration of single invocation 16.93 ns 20.41 ns 1.21 0.09 False
IsPrefix_DifferentFirstChar - Duration of single invocation 9.50 ns 12.32 ns 1.30 0.19 False
IsPrefix_DifferentFirstChar - Duration of single invocation 17.43 ns 20.60 ns 1.18 0.07 False
IsPrefix_FirstHalf - Duration of single invocation 12.17 ns 16.04 ns 1.32 0.15 False
IsPrefix_DifferentFirstChar - Duration of single invocation 16.93 ns 20.42 ns 1.21 0.11 False
LastIndexOf_Word_NotFound - Duration of single invocation 652.54 ns 933.56 ns 1.43 0.01 False

graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Globalization.Tests.StringSearch*'

Payloads

Baseline
Compare

Histogram

System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (, None, False))

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 20.681530014346315 > 17.76107100512224.
IsChangePoint: Marked as a change because one of 4/1/2022 10:26:17 PM, 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -19.40651823985462 (T) = (0 -20.65129012162073) / Math.Sqrt((0.23915589886187527 / (43)) + (0.39424932603553586 / (14))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (43) + (14) - 2, .025) and -0.20855830165464306 = (17.08754148918339 - 20.65129012162073) / 17.08754148918339 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.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, IgnoreCase, False))

```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 932.3108708206386 > 687.0169113786931.
IsChangePoint: Marked as a change because one of 5/23/2022 3:43:39 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -224.99472053789447 (T) = (0 -932.9406987310754) / Math.Sqrt((64.00117724880248 / (55)) + (0.79336639353052 / (2))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (55) + (2) - 2, .025) and -0.43112841625407344 = (651.8916738254794 - 932.9406987310754) / 651.8916738254794 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.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, OrdinalIgnoreCase, False))

```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 12.350124734523773 > 9.70266860994796.
IsChangePoint: Marked as a change because one of 5/20/2022 9:09:19 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -23.92484942018542 (T) = (0 -12.191478021246617) / Math.Sqrt((0.5096486583558493 / (43)) + (0.002578645028839879 / (15))) is less than -2.0032407188469383 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (43) + (15) - 2, .025) and -0.27419289813884096 = (9.56800029183508 - 12.191478021246617) / 9.56800029183508 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.

```#### System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, IgnoreCase, False))

```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 20.647600440626842 > 18.44709194436567.
IsChangePoint: Marked as a change because one of 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -32.86338943894042 (T) = (0 -20.3323525096487) / Math.Sqrt((0.1520287172924207 / (44)) + (0.04739350330699304 / (14))) is less than -2.0032407188469383 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (44) + (14) - 2, .025) and -0.15430811079428902 = (17.6143200584962 - 20.3323525096487) / 17.6143200584962 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.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, IgnoreNonSpace, False))

```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 20.408886579910433 > 17.77095365592774.
IsChangePoint: Marked as a change because one of 4/1/2022 10:26:17 PM, 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -17.355251785680032 (T) = (0 -20.83801051127811) / Math.Sqrt((0.2455364581974849 / (43)) + (0.5646362743180029 / (14))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (43) + (14) - 2, .025) and -0.21759649993064886 = (17.114052571985045 - 20.83801051127811) / 17.114052571985045 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.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, Ordinal, False))

```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 12.3221290145891 > 9.81601964937693.
IsChangePoint: Marked as a change because one of 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -9.708782475260753 (T) = (0 -12.209007017234201) / Math.Sqrt((1.5451466282538633 / (44)) + (0.43034089858048197 / (14))) is less than -2.0032407188469383 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (44) + (14) - 2, .025) and -0.25639310508018937 = (9.71750558632281 - 12.209007017234201) / 9.71750558632281 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.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (, IgnoreCase, False))

```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 20.59551446842247 > 18.615665222855174.
IsChangePoint: Marked as a change because one of 4/21/2022 3:06:05 PM, 4/22/2022 2:26:33 AM, 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -31.557669159484387 (T) = (0 -20.307692946163257) / Math.Sqrt((0.17164349406177312 / (43)) + (0.04717038955586836 / (14))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (43) + (14) - 2, .025) and -0.15383580186711343 = (17.600158456950084 - 20.307692946163257) / 17.600158456950084 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.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (en-US, Ordinal, False))

```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 16.0410582852596 > 13.34340800277786.
IsChangePoint: Marked as a change because one of 3/28/2022 7:37:41 AM, 4/14/2022 4:58:13 PM, 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -22.00945541009737 (T) = (0 -15.360133256368758) / Math.Sqrt((0.3727629244756307 / (43)) + (0.08390032273929421 / (14))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (43) + (14) - 2, .025) and -0.20992618804836718 = (12.695099426804648 - 15.360133256368758) / 12.695099426804648 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.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, None, False))

```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 20.415417354843612 > 17.741408484911258.
IsChangePoint: Marked as a change because one of 4/1/2022 10:26:17 PM, 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -18.75571308264261 (T) = (0 -20.77771302613999) / Math.Sqrt((0.05185826799329351 / (44)) + (0.5576668454905113 / (14))) is less than -2.0032407188469383 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (44) + (14) - 2, .025) and -0.22369999107803873 = (16.979417486009392 - 20.77771302613999) / 16.979417486009392 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.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (, IgnoreCase, False))

```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 933.558010939434 > 687.8109703994049.
IsChangePoint: Marked as a change because one of 5/23/2022 3:43:39 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -257.99256217308147 (T) = (0 -932.5635107889566) / Math.Sqrt((10.392624241693147 / (56)) + (1.9780610985991134 / (2))) is less than -2.0032407188469383 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (56) + (2) - 2, .025) and -0.4282261330638117 = (652.9522805946939 - 932.5635107889566) / 652.9522805946939 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 x86
OS Windows 10.0.18362
Baseline f1efc5cf730ed1d7a952d8d6372087f56027c253
Compare f8323092eb414f9fc09a262132c65e09c5427c10
Diff Diff

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 1.20 ms 1.42 ms 1.18 0.00 True

graph
Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

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

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 1.4195109375 > 1.2553154553571428.
IsChangePoint: Marked as a change because one of 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -108.8527148525706 (T) = (0 -1417181.5461287226) / Math.Sqrt((69666109.07434887 / (44)) + (31246065.781423092 / (14))) is less than -2.0032407188469383 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (44) + (14) - 2, .025) and -0.17650892093448267 = (1204565.0661136317 - 1417181.5461287226) / 1204565.0661136317 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

Run Information

Architecture x86
OS Windows 10.0.18362
Baseline f1efc5cf730ed1d7a952d8d6372087f56027c253
Compare f8323092eb414f9fc09a262132c65e09c5427c10
Diff Diff

Regressions in System.Text.Json.Document.Tests.Perf_EnumerateObject

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
PropertyIndexer - Duration of single invocation 3.96 μs 4.33 μs 1.09 0.05 False

graph
Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

System.Text.Json.Document.Tests.Perf_EnumerateObject.PropertyIndexer(TestCase: ObjectProperties)

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 4.33136748334702 > 4.227145708893506.
IsChangePoint: Marked as a change because one of 3/15/2022 12:53:39 AM, 4/16/2022 5:36:25 PM, 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -41.1988211709681 (T) = (0 -4302.8860504407585) / Math.Sqrt((1608.9077182732378 / (44)) + (298.24970376662753 / (14))) is less than -2.0032407188469383 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (44) + (14) - 2, .025) and -0.07855866360771299 = (3989.4779909772055 - 4302.8860504407585) / 3989.4779909772055 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 x86
OS Windows 10.0.18362
Baseline f1efc5cf730ed1d7a952d8d6372087f56027c253
Compare f8323092eb414f9fc09a262132c65e09c5427c10
Diff Diff

Regressions in System.Tests.Perf_Enum

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
TryParseGeneric - Duration of single invocation 150.37 ns 169.18 ns 1.13 0.06 False

graph
Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Enum.TryParseGeneric(text: "Red, Orange, Yellow, Green, Blue")

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 169.17630916110298 > 160.45019293154883.
IsChangePoint: Marked as a change because one of 3/18/2022 1:59:24 AM, 4/12/2022 9:30:02 AM, 5/20/2022 10:18:01 PM, 5/24/2022 7:58:36 AM falls between 5/15/2022 6:57:22 PM and 5/24/2022 7:58:36 AM.
IsRegressionStdDev: Marked as regression because -43.63278968815179 (T) = (0 -170.14550919777687) / Math.Sqrt((3.890781570132612 / (43)) + (1.1670693415551092 / (14))) is less than -2.0040447832881556 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (43) + (14) - 2, .025) and -0.11972518704721238 = (151.9529177033711 - 170.14550919777687) / 151.9529177033711 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

Author: performanceautofiler[bot]
Assignees: kunalspathak
Labels:

area-CodeGen-coreclr, untriaged, refs/heads/main, RunKind=micro, Windows 10.0.18362, Regression, CoreClr, x86
Milestone: -

@kunalspathak kunalspathak added tenet-performance Performance related issue tenet-performance-benchmarks Issue from performance benchmark labels May 24, 2022
@kunalspathak
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Seems like roslyn update triggered the regressions.

@JulieLeeMSFT JulieLeeMSFT removed the untriaged New issue has not been triaged by the area owner label May 25, 2022
@JulieLeeMSFT JulieLeeMSFT added this to the 7.0.0 milestone May 25, 2022
@dakersnar
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dakersnar commented Jun 8, 2022 •
edited by mrsharm
Loading

More regressions detected across multiple configs.

System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, None, False))
System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, IgnoreCase, False))
System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (, None, False))
System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, OrdinalIgnoreCase, False))
System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, IgnoreNonSpace, False))
System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (, IgnoreCase, False))

System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, None, False))

Result Ratio Operating System Bit Processor Name
Same 0.99 debian 11 Arm64 Unknown processor
Same 1.00 ubuntu 18.04 Arm64 Unknown processor
Same 1.11 ubuntu 20.04 Arm64 Unknown processor
Slower 0.58 Windows 11 Arm64 Microsoft SQ1 3.0 GHz
Same 1.00 macOS Monterey 12.3 Arm64 Apple M1 Max
Slower 0.85 Windows 10 X64 Intel Core i7-6700 CPU 3.40GHz (Skylake)
Slower 0.88 Windows 10 X64 Intel Core i7-8650U CPU 1.90GHz (Kaby Lake R)
Slower 0.85 Windows 10 X64 Intel Core i9-10900K CPU 3.70GHz
Noise - Windows 11 X64 AMD Ryzen 9 5900X
Slower 0.85 Windows 11 X64 AMD Ryzen 9 5950X
Slower 0.83 Windows 11 X64 Intel Core i7-8700 CPU 3.20GHz (Coffee Lake)
Slower 0.78 Windows 11 X64 11th Gen Intel Core i9-11900H 2.50GHz
Slower 0.84 Windows 11 X64 Intel Core i9-9900T CPU 2.10GHz
Same 1.10 ubuntu 18.04 X64 Intel Xeon CPU E5530 2.40GHz
Slower 0.85 ubuntu 18.04 X64 Intel Core i7-2720QM CPU 2.20GHz (Sandy Bridge)
Same 0.93 ubuntu 20.04 X64 Intel Core i7-8700 CPU 3.20GHz (Coffee Lake)
Slower 0.86 Windows 10 X86 Intel Core i7-6700 CPU 3.40GHz (Skylake)
Same 0.98 macOS Big Sur 11.6.6 X64 Intel Core i5-4278U CPU 2.60GHz (Haswell)

@dakersnar dakersnar mentioned this issue Jun 10, 2022
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Most of these were resolved in 2d5c8dc

A few were mostly fixed but still have a small regression related to #70182

@ghost ghost locked as resolved and limited conversation to collaborators Jul 17, 2022
@jeffhandley jeffhandley added runtime-coreclr specific to the CoreCLR runtime arch-x86 and removed CoreClr labels Dec 28, 2022
@jeffhandley jeffhandley removed the x86 label Dec 28, 2022
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arch-x86 area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI runtime-coreclr specific to the CoreCLR runtime tenet-performance Performance related issue tenet-performance-benchmarks Issue from performance benchmark
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@jeffhandley @tannergooding @kunalspathak @dakersnar @JulieLeeMSFT