[Perf] Changes at 5/24/2022 7:55:26 PM

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	fff4ff0913a2396cfae61c701f2b59ffe5e27b49
Compare	fd4bff90de5ece2c50ecd00658027c25c3717c83
Diff	Diff

Regressions in System.Security.Cryptography.X509Certificates.Tests.X509ChainTests

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
BuildX509ChainContoso - Duration of single invocation	229.43 μs	253.61 μs	1.11	0.03	True
BuildX509ChainSelfSigned - Duration of single invocation	278.30 μs	297.75 μs	1.07	0.03	True

Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Security.Cryptography.X509Certificates.Tests.X509ChainTests*'

Payloads

Baseline
Compare

Histogram

System.Security.Cryptography.X509Certificates.Tests.X509ChainTests.BuildX509ChainContoso

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 253.61318994223586 > 241.00716926451247.
IsChangePoint: Marked as a change because one of 5/24/2022 3:42:52 PM, 5/31/2022 8:51:40 AM falls between 5/22/2022 6:37:49 PM and 5/31/2022 8:51:40 AM.
IsRegressionStdDev: Marked as regression because -15.536439221208445 (T) = (0 -249063.65315484154) / Math.Sqrt((12415868.558354137 / (28)) + (52969842.41619712 / (38))) is less than -1.997729654317006 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (38) - 2, .025) and -0.09236487135749516 = (228004.08516005013 - 249063.65315484154) / 228004.08516005013 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.Security.Cryptography.X509Certificates.Tests.X509ChainTests.BuildX509ChainSelfSigned

```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 297.7462568445476 > 296.1797558188339.
IsChangePoint: Marked as a change because one of 5/24/2022 3:42:52 PM, 5/31/2022 8:51:40 AM falls between 5/22/2022 6:37:49 PM and 5/31/2022 8:51:40 AM.
IsRegressionStdDev: Marked as regression because -16.02627636370562 (T) = (0 -309485.4945122982) / Math.Sqrt((5263375.721361874 / (28)) + (99285165.11998527 / (38))) is less than -1.997729654317006 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (38) - 2, .025) and -0.094885017653554 = (282664.8365100072 - 309485.4945122982) / 282664.8365100072 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	x64
OS	ubuntu 18.04
Baseline	fff4ff0913a2396cfae61c701f2b59ffe5e27b49
Compare	fd4bff90de5ece2c50ecd00658027c25c3717c83
Diff	Diff

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Common

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
CtorInvoke - Duration of single invocation	219.41 μs	254.18 μs	1.16	0.01	False
CtorInvoke - Duration of single invocation	205.87 μs	245.21 μs	1.19	0.01	False

Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

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

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 254.17555904377883 > 233.5860532674956.
IsChangePoint: Marked as a change because one of 4/13/2022 5:30:39 PM, 5/24/2022 3:42:52 PM, 5/31/2022 8:51:40 AM falls between 5/22/2022 6:37:49 PM and 5/31/2022 8:51:40 AM.
IsRegressionStdDev: Marked as regression because -60.29532303619131 (T) = (0 -253464.84727045466) / Math.Sqrt((3304322.3993774625 / (27)) + (5768856.675760409 / (38))) is less than -1.9983405425199077 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (27) + (38) - 2, .025) and -0.14228892204349095 = (221892.0645899465 - 253464.84727045466) / 221892.0645899465 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.CtorInvoke(Options: Compiled)

```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 245.20940409226196 > 216.57118821957238.
IsChangePoint: Marked as a change because one of 4/21/2022 8:39:42 PM, 5/24/2022 3:42:52 PM, 5/31/2022 8:51:40 AM falls between 5/22/2022 6:37:49 PM and 5/31/2022 8:51:40 AM.
IsRegressionStdDev: Marked as regression because -61.422260747224776 (T) = (0 -241143.10774973637) / Math.Sqrt((4005243.5453309272 / (27)) + (5571059.023690048 / (38))) is less than -1.9983405425199077 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (27) + (38) - 2, .025) and -0.16054059544358515 = (207785.15520826392 - 241143.10774973637) / 207785.15520826392 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	fff4ff0913a2396cfae61c701f2b59ffe5e27b49
Compare	fd4bff90de5ece2c50ecd00658027c25c3717c83
Diff	Diff

Regressions in System.Tests.Perf_Environment

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
GetLogicalDrives - Duration of single invocation	49.57 μs	63.99 μs	1.29	0.16	True

Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Environment.GetLogicalDrives

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 63.98695236055108 > 52.252651447608514.
IsChangePoint: Marked as a change because one of 5/24/2022 3:42:52 PM, 5/31/2022 8:51:40 AM falls between 5/22/2022 6:37:49 PM and 5/31/2022 8:51:40 AM.
IsRegressionStdDev: Marked as regression because -37.67061473993103 (T) = (0 -62549.6887922342) / Math.Sqrt((1683432.6533243253 / (28)) + (2925924.12349865 / (38))) is less than -1.997729654317006 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (38) - 2, .025) and -0.28702173448577617 = (48600.33604422823 - 62549.6887922342) / 48600.33604422823 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

[AndyAyersMS]

Likely from dotnet/runtime#69672