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[Perf] Windows/arm64: 13 Improvements on 6/8/2023 3:52:42 PM #18861

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performanceautofiler bot opened this issue Jun 15, 2023 · 1 comment
Closed

[Perf] Windows/arm64: 13 Improvements on 6/8/2023 3:52:42 PM #18861

performanceautofiler bot opened this issue Jun 15, 2023 · 1 comment
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arch-arm64 branch-refs/heads/main kind-micro os-windows perf-improvement PGO Applied if there were any profile guided optimization updates in the observed interval. runtime-coreclr untriaged

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performanceautofiler bot commented Jun 15, 2023

Run Information

Name Value
Architecture arm64
OS Windows 10.0.19041
Queue SurfaceWindows
Baseline dd715a0747ebeb85a234c8abec7e01bb6652c8ce
Compare 9bcf52342b5a6573ecd2c81fbfd541df0ebc42f4
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Improvements in System.Tests.Perf_Guid

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ctor_str - Duration of single invocation 38.38 ns 28.70 ns 0.75 0.02 False
Parse - Duration of single invocation 38.29 ns 29.17 ns 0.76 0.01 False

graph
graph
Test Report

Repro

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

Payloads

Baseline
Compare

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

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Guid.ctor_str


Description of detection logic

IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 28.70348018151692 < 36.50286270403779.
IsChangePoint: Marked as a change because one of 4/1/2023 5:53:03 AM, 5/26/2023 9:55:14 AM, 6/8/2023 5:31:08 AM, 6/14/2023 3:35:53 PM falls between 6/5/2023 10:43:22 AM and 6/14/2023 3:35:53 PM.
IsImprovementStdDev: Marked as improvement because 18.66655140034544 (T) = (0 -28.604549201958587) / Math.Sqrt((7.974992707164359 / (299)) + (0.10858198605242121 / (13))) is greater than 1.9676459287777595 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (13) - 2, .975) and 0.10883624869234813 = (32.09797207301757 - 28.604549201958587) / 32.09797207301757 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

System.Tests.Perf_Guid.Parse


Description of detection logic

IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 29.16545763424067 < 36.38270086049727.
IsChangePoint: Marked as a change because one of 4/1/2023 5:53:03 AM, 5/26/2023 9:55:14 AM, 6/8/2023 5:31:08 AM, 6/14/2023 3:35:53 PM falls between 6/5/2023 10:43:22 AM and 6/14/2023 3:35:53 PM.
IsImprovementStdDev: Marked as improvement because 15.818654767551022 (T) = (0 -28.764208988198735) / Math.Sqrt((7.381679437203158 / (299)) + (0.24173087080840375 / (13))) is greater than 1.9676459287777595 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (13) - 2, .975) and 0.10266624006140161 = (32.05519537141562 - 28.764208988198735) / 32.05519537141562 is greater than 0.05.
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 10.0.19041
Queue SurfaceWindows
Baseline dd715a0747ebeb85a234c8abec7e01bb6652c8ce
Compare 9bcf52342b5a6573ecd2c81fbfd541df0ebc42f4
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Improvements in System.Tests.Perf_GC<Byte>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
AllocateUninitializedArray - Duration of single invocation 204.06 ns 156.63 ns 0.77 0.09 False
AllocateUninitializedArray - Duration of single invocation 467.23 ns 412.89 ns 0.88 0.07 False
AllocateArray - Duration of single invocation 232.51 ns 179.72 ns 0.77 0.13 False

graph
graph
graph
Test Report

Repro

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

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_GC&lt;Byte&gt;*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_GC<Byte>.AllocateUninitializedArray(length: 1000, pinned: True)


Description of detection logic

IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 156.63434325805184 < 195.55792597867497.
IsChangePoint: Marked as a change because one of 2/28/2023 5:58:27 PM, 4/25/2023 6:46:56 PM, 5/23/2023 1:41:12 PM, 6/8/2023 5:31:08 AM, 6/14/2023 3:35:53 PM falls between 6/5/2023 10:43:22 AM and 6/14/2023 3:35:53 PM.
IsImprovementStdDev: Marked as improvement because 15.292570376175638 (T) = (0 -160.39179909383108) / Math.Sqrt((244.3113654966099 / (299)) + (3.2822960400620502 / (13))) is greater than 1.9676459287777595 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (13) - 2, .975) and 0.08975583707871368 = (176.2074459000964 - 160.39179909383108) / 176.2074459000964 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

System.Tests.Perf_GC<Byte>.AllocateUninitializedArray(length: 10000, pinned: True)


Description of detection logic

IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 412.89496594788403 < 414.51905541819855.
IsChangePoint: Marked as a change because one of 2/28/2023 5:58:27 PM, 4/25/2023 6:46:56 PM, 5/23/2023 1:41:12 PM, 6/8/2023 5:31:08 AM, 6/14/2023 3:35:53 PM falls between 6/5/2023 10:43:22 AM and 6/14/2023 3:35:53 PM.
IsImprovementStdDev: Marked as improvement because 10.926421665160662 (T) = (0 -397.16015289782547) / Math.Sqrt((391.0199953023877 / (299)) + (42.51527601922617 / (13))) is greater than 1.9676459287777595 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (13) - 2, .975) and 0.05559264890468061 = (420.53903163417874 - 397.16015289782547) / 420.53903163417874 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

System.Tests.Perf_GC<Byte>.AllocateArray(length: 1000, pinned: True)


Description of detection logic

IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 179.71934407239956 < 221.0767607197021.
IsChangePoint: Marked as a change because one of 2/28/2023 5:58:27 PM, 4/25/2023 6:46:56 PM, 5/23/2023 1:41:12 PM, 6/8/2023 5:31:08 AM, 6/14/2023 3:35:53 PM falls between 6/5/2023 10:43:22 AM and 6/14/2023 3:35:53 PM.
IsImprovementStdDev: Marked as improvement because 13.30910967482843 (T) = (0 -183.63580603950234) / Math.Sqrt((320.90764380716274 / (299)) + (13.043636628521933 / (13))) is greater than 1.9676459287777595 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (13) - 2, .975) and 0.09456454115442435 = (202.81490441476282 - 183.63580603950234) / 202.81490441476282 is greater than 0.05.
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 10.0.19041
Queue SurfaceWindows
Baseline dd715a0747ebeb85a234c8abec7e01bb6652c8ce
Compare 9bcf52342b5a6573ecd2c81fbfd541df0ebc42f4
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Improvements in System.Text.Json.Serialization.Tests.WriteJson<ImmutableSortedDictionary<String, String>>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SerializeToUtf8Bytes - Duration of single invocation 9.85 μs 9.12 μs 0.93 0.06 False
SerializeToStream - Duration of single invocation 11.79 μs 10.23 μs 0.87 0.10 False
SerializeToString - Duration of single invocation 13.44 μs 10.09 μs 0.75 0.07 False

graph
graph
graph
Test Report

Repro

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

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;ImmutableSortedDictionary&lt;String, String&gt;&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.WriteJson<ImmutableSortedDictionary<String, String>>.SerializeToUtf8Bytes(Mode: SourceGen)


Description of detection logic

IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 9.123307193247669 < 9.421231770291849.
IsChangePoint: Marked as a change because one of 2/6/2023 2:52:08 AM, 5/12/2023 2:01:50 AM, 5/29/2023 1:48:21 PM, 6/1/2023 5:52:46 AM, 6/5/2023 10:43:22 AM, 6/8/2023 5:31:08 AM, 6/14/2023 3:35:53 PM falls between 6/5/2023 10:43:22 AM and 6/14/2023 3:35:53 PM.
IsImprovementStdDev: Marked as improvement because 6.974095757170546 (T) = (0 -9320.725926279934) / Math.Sqrt((245283.52990406807 / (299)) + (288205.60326083377 / (13))) is greater than 1.9676459287777595 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (13) - 2, .975) and 0.1018912009696675 = (10378.170146360117 - 9320.725926279934) / 10378.170146360117 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

System.Text.Json.Serialization.Tests.WriteJson<ImmutableSortedDictionary<String, String>>.SerializeToStream(Mode: SourceGen)


Description of detection logic

IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 10.227064144736843 < 11.412753002181336.
IsChangePoint: Marked as a change because one of 2/6/2023 2:52:08 AM, 5/31/2023 10:16:51 PM, 6/8/2023 5:31:08 AM, 6/14/2023 3:35:53 PM falls between 6/5/2023 10:43:22 AM and 6/14/2023 3:35:53 PM.
IsImprovementStdDev: Marked as improvement because 3.7579012883989393 (T) = (0 -9263.124371765109) / Math.Sqrt((369362.799526354 / (299)) + (549565.9499960003 / (13))) is greater than 1.9676459287777595 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (13) - 2, .975) and 0.0780193584798658 = (10046.983585785863 - 9263.124371765109) / 10046.983585785863 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

System.Text.Json.Serialization.Tests.WriteJson<ImmutableSortedDictionary<String, String>>.SerializeToString(Mode: SourceGen)


Description of detection logic

IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 10.093956724581723 < 11.670138347141695.
IsChangePoint: Marked as a change because one of 2/6/2023 2:52:08 AM, 5/19/2023 1:23:34 PM, 5/26/2023 9:55:14 AM, 6/7/2023 7:43:49 PM, 6/14/2023 3:35:53 PM falls between 6/5/2023 10:43:22 AM and 6/14/2023 3:35:53 PM.
IsImprovementStdDev: Marked as improvement because 4.110512204929467 (T) = (0 -10677.385342490174) / Math.Sqrt((252732.4659633153 / (299)) + (510476.6081267866 / (14))) is greater than 1.9676211333067681 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (14) - 2, .975) and 0.06921209677475217 = (11471.340898922575 - 10677.385342490174) / 11471.340898922575 is greater than 0.05.
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 10.0.19041
Queue SurfaceWindows
Baseline dd715a0747ebeb85a234c8abec7e01bb6652c8ce
Compare 9bcf52342b5a6573ecd2c81fbfd541df0ebc42f4
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.Tests.Perf_PriorityQueue<Guid, Guid>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Dequeue_And_Enqueue - Duration of single invocation 329.84 μs 297.22 μs 0.90 0.01 False

graph
Test Report

Repro

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

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.Tests.Perf_PriorityQueue&lt;Guid, Guid&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.Tests.Perf_PriorityQueue<Guid, Guid>.Dequeue_And_Enqueue(Size: 1000)


Description of detection logic

IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 297.2196344339623 < 314.19811437093665.
IsChangePoint: Marked as a change because one of 5/19/2023 4:22:12 AM, 5/26/2023 9:55:14 AM, 6/8/2023 5:31:08 AM, 6/14/2023 3:35:53 PM falls between 6/5/2023 10:43:22 AM and 6/14/2023 3:35:53 PM.
IsImprovementStdDev: Marked as improvement because 31.12211207803461 (T) = (0 -297412.349564819) / Math.Sqrt((45274288.32521192 / (299)) + (1927696.8311164386 / (13))) is greater than 1.9676459287777595 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (13) - 2, .975) and 0.05418299586047938 = (314450.20364737144 - 297412.349564819) / 314450.20364737144 is greater than 0.05.
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 10.0.19041
Queue SurfaceWindows
Baseline dd715a0747ebeb85a234c8abec7e01bb6652c8ce
Compare 9bcf52342b5a6573ecd2c81fbfd541df0ebc42f4
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Improvements in System.IO.Tests.Perf_StreamWriter

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
WriteFormat - Duration of single invocation 68.27 ns 60.63 ns 0.89 0.03 False

graph
Test Report

Repro

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

Payloads

Baseline
Compare

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

Payloads

Baseline
Compare

Histogram

System.IO.Tests.Perf_StreamWriter.WriteFormat


Description of detection logic

IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 60.6349018473439 < 64.90391500690747.
IsChangePoint: Marked as a change because one of 3/2/2023 11:15:04 AM, 5/2/2023 7:50:39 PM, 5/26/2023 9:55:14 AM, 6/8/2023 5:31:08 AM, 6/14/2023 3:35:53 PM falls between 6/5/2023 10:43:22 AM and 6/14/2023 3:35:53 PM.
IsImprovementStdDev: Marked as improvement because 11.977396679670193 (T) = (0 -61.612171399215676) / Math.Sqrt((4.161490830055855 / (299)) + (1.120837333225248 / (13))) is greater than 1.9676459287777595 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (13) - 2, .975) and 0.057951530011451244 = (65.40233688821193 - 61.612171399215676) / 65.40233688821193 is greater than 0.05.
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 10.0.19041
Queue SurfaceWindows
Baseline dd715a0747ebeb85a234c8abec7e01bb6652c8ce
Compare 9bcf52342b5a6573ecd2c81fbfd541df0ebc42f4
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Improvements in System.Tests.Perf_GC<Char>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
AllocateUninitializedArray - Duration of single invocation 235.20 ns 186.50 ns 0.79 0.08 False
AllocateArray - Duration of single invocation 299.57 ns 236.39 ns 0.79 0.11 False

graph
graph
Test Report

Repro

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

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_GC&lt;Char&gt;*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_GC<Char>.AllocateUninitializedArray(length: 1000, pinned: True)


Description of detection logic

IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 186.50260603897593 < 224.46794750110396.
IsChangePoint: Marked as a change because one of 2/28/2023 5:58:27 PM, 4/25/2023 6:46:56 PM, 5/23/2023 1:41:12 PM, 6/8/2023 5:31:08 AM, 6/14/2023 3:35:53 PM falls between 6/5/2023 10:43:22 AM and 6/14/2023 3:35:53 PM.
IsImprovementStdDev: Marked as improvement because 15.09163952952075 (T) = (0 -191.49461683939367) / Math.Sqrt((253.2084653959339 / (299)) + (6.8254193872840565 / (13))) is greater than 1.9676459287777595 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (13) - 2, .975) and 0.08450713967129277 = (209.17106526711484 - 191.49461683939367) / 209.17106526711484 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

System.Tests.Perf_GC<Char>.AllocateArray(length: 1000, pinned: True)


Description of detection logic

IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 236.38881293241258 < 284.6111204850099.
IsChangePoint: Marked as a change because one of 2/28/2023 5:58:27 PM, 4/25/2023 6:46:56 PM, 5/23/2023 1:41:12 PM, 6/8/2023 5:31:08 AM, 6/14/2023 3:35:53 PM falls between 6/5/2023 10:43:22 AM and 6/14/2023 3:35:53 PM.
IsImprovementStdDev: Marked as improvement because 18.285773538331732 (T) = (0 -240.98819023871434) / Math.Sqrt((380.7450361130101 / (299)) + (4.5139997098715305 / (13))) is greater than 1.9676459287777595 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (13) - 2, .975) and 0.08808709257320184 = (264.2666731395719 - 240.98819023871434) / 264.2666731395719 is greater than 0.05.
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 10.0.19041
Queue SurfaceWindows
Baseline dd715a0747ebeb85a234c8abec7e01bb6652c8ce
Compare 9bcf52342b5a6573ecd2c81fbfd541df0ebc42f4
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.Sort<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
LinqQuery - Duration of single invocation 31.12 μs 23.28 μs 0.75 0.28 False

graph
Test Report

Repro

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

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.Sort&lt;Int32&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.Sort<Int32>.LinqQuery(Size: 512)


Description of detection logic

IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 23.275157142857147 < 28.698830249999997.
IsChangePoint: Marked as a change because one of 5/19/2023 4:22:12 AM, 5/26/2023 9:55:14 AM, 6/8/2023 5:31:08 AM, 6/14/2023 3:35:53 PM falls between 6/5/2023 10:43:22 AM and 6/14/2023 3:35:53 PM.
IsImprovementStdDev: Marked as improvement because 32.532467546438795 (T) = (0 -23931.410075514228) / Math.Sqrt((13585239.246899338 / (299)) + (776293.6618231786 / (13))) is greater than 1.9676459287777595 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (13) - 2, .975) and 0.3059473826955849 = (34480.6855832629 - 23931.410075514228) / 34480.6855832629 is greater than 0.05.
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

@performanceautofiler performanceautofiler bot added arch-arm64 branch-refs/heads/main kind-micro os-windows perf-improvement PGO Applied if there were any profile guided optimization updates in the observed interval. runtime-coreclr untriaged labels Jun 15, 2023
@AndyAyersMS
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dotnet/runtime#87115

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