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[Perf] Windows/arm64: 5 Regressions on 1/13/2023 3:30:06 PM #80862

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performanceautofiler bot opened this issue Jan 19, 2023 · 5 comments
Closed

[Perf] Windows/arm64: 5 Regressions on 1/13/2023 3:30:06 PM #80862

performanceautofiler bot opened this issue Jan 19, 2023 · 5 comments
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@EgorBo
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area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI tenet-performance Performance related issue tenet-performance-benchmarks Issue from performance benchmark
Milestone
8.0.0

Comments

@performanceautofiler
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Run Information

Architecture arm64
OS Windows 10.0.25094
Baseline 414018530f0788c418d92ff817bb5fd6932324f6
Compare dad45a6f85dd2f254ff00cf29d5a48b1754b6a5d
Diff Diff

Regressions in System.Numerics.Tests.Perf_VectorOf<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
GetHashCodeBenchmark - Duration of single invocation 20.22 ns 30.95 ns 1.53 0.74 False

graph
Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

System.Numerics.Tests.Perf_VectorOf<Int32>.GetHashCodeBenchmark

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 30.945086973200524 > 26.350511591462325.
IsChangePoint: Marked as a change because one of 1/13/2023 9:23:19 AM, 1/19/2023 1:09:52 AM falls between 1/10/2023 12:53:48 PM and 1/19/2023 1:09:52 AM.
IsRegressionStdDev: Marked as regression because -4.2684565446373375 (T) = (0 -30.125225514971106) / Math.Sqrt((7.72227642482886 / (22)) + (4.743716839630141 / (21))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (22) + (21) - 2, .025) and -0.1205986258266824 = (26.883154075570346 - 30.125225514971106) / 26.883154075570346 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 arm64
OS Windows 10.0.25094
Baseline 414018530f0788c418d92ff817bb5fd6932324f6
Compare dad45a6f85dd2f254ff00cf29d5a48b1754b6a5d
Diff Diff

Regressions in PerfLabTests.BlockCopyPerf

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
CallBlockCopy - Duration of single invocation 13.09 ns 15.80 ns 1.21 0.67 False

graph
Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

PerfLabTests.BlockCopyPerf.CallBlockCopy(numElements: 10)

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 15.796710898399738 > 13.724349645652614.
IsChangePoint: Marked as a change because one of 10/10/2022 3:36:43 PM, 1/13/2023 9:23:19 AM, 1/19/2023 1:09:52 AM falls between 1/10/2023 12:53:48 PM and 1/19/2023 1:09:52 AM.
IsRegressionStdDev: Marked as regression because -6.388953819635155 (T) = (0 -15.48707395472842) / Math.Sqrt((1.6120527434111191 / (22)) + (1.6469837255028525 / (21))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (22) + (21) - 2, .025) and -0.19143834009276356 = (12.99863655010684 - 15.48707395472842) / 12.99863655010684 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 arm64
OS Windows 10.0.25094
Baseline 414018530f0788c418d92ff817bb5fd6932324f6
Compare dad45a6f85dd2f254ff00cf29d5a48b1754b6a5d
Diff Diff

Regressions in System.Buffers.Tests.RentReturnArrayPoolTests<Object>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
MultipleSerial - Duration of single invocation 600.46 ns 706.87 ns 1.18 0.63 False

graph
Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

System.Buffers.Tests.RentReturnArrayPoolTests<Object>.MultipleSerial(RentalSize: 4096, ManipulateArray: False, Async: False, UseSharedPool: 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 706.8729599999999 > 623.4829256250001.
IsChangePoint: Marked as a change because one of 1/13/2023 9:23:19 AM, 1/19/2023 1:09:52 AM falls between 1/10/2023 12:53:48 PM and 1/19/2023 1:09:52 AM.
IsRegressionStdDev: Marked as regression because -7.198070159430009 (T) = (0 -693.0643721428571) / Math.Sqrt((2706.938283028475 / (22)) + (986.9039481881834 / (21))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (22) + (21) - 2, .025) and -0.1566446409832838 = (599.2025100757576 - 693.0643721428571) / 599.2025100757576 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 arm64
OS Windows 10.0.25094
Baseline 414018530f0788c418d92ff817bb5fd6932324f6
Compare dad45a6f85dd2f254ff00cf29d5a48b1754b6a5d
Diff Diff

Regressions in System.Text.Tests.Perf_StringBuilder

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Append_Strings - Duration of single invocation 130.53 μs 173.65 μs 1.33 0.65 False
ToString_MultipleSegments - Duration of single invocation 47.81 ns 61.39 ns 1.28 0.67 False

graph
graph
Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

System.Text.Tests.Perf_StringBuilder.Append_Strings(repeat: 1000)

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 173.6508626401631 > 139.50258296507414.
IsChangePoint: Marked as a change because one of 1/13/2023 9:23:19 AM, 1/19/2023 1:09:52 AM falls between 1/10/2023 12:53:48 PM and 1/19/2023 1:09:52 AM.
IsRegressionStdDev: Marked as regression because -9.068608622952913 (T) = (0 -151813.51030255822) / Math.Sqrt((83501916.2285956 / (22)) + (71440064.41042854 / (21))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (22) + (21) - 2, .025) and -0.19084186060281924 = (127484.19023975887 - 151813.51030255822) / 127484.19023975887 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.Tests.Perf_StringBuilder.ToString_MultipleSegments(length: 100)

```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 61.389064273749526 > 55.43659455940103.
IsChangePoint: Marked as a change because one of 1/12/2023 11:13:59 PM, 1/19/2023 1:09:52 AM falls between 1/10/2023 12:53:48 PM and 1/19/2023 1:09:52 AM.
IsRegressionStdDev: Marked as regression because -5.234472504697383 (T) = (0 -63.93044589436895) / Math.Sqrt((31.13965162945337 / (20)) + (25.474305478034896 / (23))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (20) + (23) - 2, .025) and -0.15427162297011648 = (55.38596342675928 - 63.93044589436895) / 55.38596342675928 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 PGO untriaged New issue has not been triaged by the area owner labels Jan 19, 2023
@cincuranet cincuranet removed PGO untriaged New issue has not been triaged by the area owner labels Jan 19, 2023
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I couldn't figure out the best area label to add to this issue. If you have write-permissions please help me learn by adding exactly one area label.

@cincuranet cincuranet transferred this issue from dotnet/perf-autofiling-issues Jan 19, 2023
@ghost ghost added the untriaged New issue has not been triaged by the area owner label Jan 19, 2023
@cincuranet
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GetHashCodeBenchmark probably related to #80744. Rest seems to be PGO related.

cc @AndyAyersMS

@cincuranet cincuranet added tenet-performance Performance related issue tenet-performance-benchmarks Issue from performance benchmark labels Jan 19, 2023
@jeffschwMSFT jeffschwMSFT added the area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI label Jan 20, 2023
@ghost
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ghost commented Jan 20, 2023

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

Issue Details

Run Information

Architecture arm64
OS Windows 10.0.25094
Baseline 414018530f0788c418d92ff817bb5fd6932324f6
Compare dad45a6f85dd2f254ff00cf29d5a48b1754b6a5d
Diff Diff

Regressions in System.Numerics.Tests.Perf_VectorOf<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
GetHashCodeBenchmark - Duration of single invocation 20.22 ns 30.95 ns 1.53 0.74 False

graph
Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

System.Numerics.Tests.Perf_VectorOf<Int32>.GetHashCodeBenchmark

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 30.945086973200524 > 26.350511591462325.
IsChangePoint: Marked as a change because one of 1/13/2023 9:23:19 AM, 1/19/2023 1:09:52 AM falls between 1/10/2023 12:53:48 PM and 1/19/2023 1:09:52 AM.
IsRegressionStdDev: Marked as regression because -4.2684565446373375 (T) = (0 -30.125225514971106) / Math.Sqrt((7.72227642482886 / (22)) + (4.743716839630141 / (21))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (22) + (21) - 2, .025) and -0.1205986258266824 = (26.883154075570346 - 30.125225514971106) / 26.883154075570346 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 arm64
OS Windows 10.0.25094
Baseline 414018530f0788c418d92ff817bb5fd6932324f6
Compare dad45a6f85dd2f254ff00cf29d5a48b1754b6a5d
Diff Diff

Regressions in PerfLabTests.BlockCopyPerf

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
CallBlockCopy - Duration of single invocation 13.09 ns 15.80 ns 1.21 0.67 False

graph
Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

PerfLabTests.BlockCopyPerf.CallBlockCopy(numElements: 10)

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 15.796710898399738 > 13.724349645652614.
IsChangePoint: Marked as a change because one of 10/10/2022 3:36:43 PM, 1/13/2023 9:23:19 AM, 1/19/2023 1:09:52 AM falls between 1/10/2023 12:53:48 PM and 1/19/2023 1:09:52 AM.
IsRegressionStdDev: Marked as regression because -6.388953819635155 (T) = (0 -15.48707395472842) / Math.Sqrt((1.6120527434111191 / (22)) + (1.6469837255028525 / (21))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (22) + (21) - 2, .025) and -0.19143834009276356 = (12.99863655010684 - 15.48707395472842) / 12.99863655010684 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 arm64
OS Windows 10.0.25094
Baseline 414018530f0788c418d92ff817bb5fd6932324f6
Compare dad45a6f85dd2f254ff00cf29d5a48b1754b6a5d
Diff Diff

Regressions in System.Buffers.Tests.RentReturnArrayPoolTests<Object>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
MultipleSerial - Duration of single invocation 600.46 ns 706.87 ns 1.18 0.63 False

graph
Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

System.Buffers.Tests.RentReturnArrayPoolTests<Object>.MultipleSerial(RentalSize: 4096, ManipulateArray: False, Async: False, UseSharedPool: 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 706.8729599999999 > 623.4829256250001.
IsChangePoint: Marked as a change because one of 1/13/2023 9:23:19 AM, 1/19/2023 1:09:52 AM falls between 1/10/2023 12:53:48 PM and 1/19/2023 1:09:52 AM.
IsRegressionStdDev: Marked as regression because -7.198070159430009 (T) = (0 -693.0643721428571) / Math.Sqrt((2706.938283028475 / (22)) + (986.9039481881834 / (21))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (22) + (21) - 2, .025) and -0.1566446409832838 = (599.2025100757576 - 693.0643721428571) / 599.2025100757576 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 arm64
OS Windows 10.0.25094
Baseline 414018530f0788c418d92ff817bb5fd6932324f6
Compare dad45a6f85dd2f254ff00cf29d5a48b1754b6a5d
Diff Diff

Regressions in System.Text.Tests.Perf_StringBuilder

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Append_Strings - Duration of single invocation 130.53 μs 173.65 μs 1.33 0.65 False
ToString_MultipleSegments - Duration of single invocation 47.81 ns 61.39 ns 1.28 0.67 False

graph
graph
Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

System.Text.Tests.Perf_StringBuilder.Append_Strings(repeat: 1000)

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 173.6508626401631 > 139.50258296507414.
IsChangePoint: Marked as a change because one of 1/13/2023 9:23:19 AM, 1/19/2023 1:09:52 AM falls between 1/10/2023 12:53:48 PM and 1/19/2023 1:09:52 AM.
IsRegressionStdDev: Marked as regression because -9.068608622952913 (T) = (0 -151813.51030255822) / Math.Sqrt((83501916.2285956 / (22)) + (71440064.41042854 / (21))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (22) + (21) - 2, .025) and -0.19084186060281924 = (127484.19023975887 - 151813.51030255822) / 127484.19023975887 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.Tests.Perf_StringBuilder.ToString_MultipleSegments(length: 100)

```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 61.389064273749526 > 55.43659455940103.
IsChangePoint: Marked as a change because one of 1/12/2023 11:13:59 PM, 1/19/2023 1:09:52 AM falls between 1/10/2023 12:53:48 PM and 1/19/2023 1:09:52 AM.
IsRegressionStdDev: Marked as regression because -5.234472504697383 (T) = (0 -63.93044589436895) / Math.Sqrt((31.13965162945337 / (20)) + (25.474305478034896 / (23))) is less than -2.019540970439573 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (20) + (23) - 2, .025) and -0.15427162297011648 = (55.38596342675928 - 63.93044589436895) / 55.38596342675928 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: -
Labels:

tenet-performance, tenet-performance-benchmarks, area-CodeGen-coreclr, untriaged
Milestone: -

@JulieLeeMSFT JulieLeeMSFT removed the untriaged New issue has not been triaged by the area owner label Jan 24, 2023
@JulieLeeMSFT JulieLeeMSFT added this to the 8.0.0 milestone Jan 24, 2023
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CC @EgorBo.

@EgorBo
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EgorBo commented Mar 27, 2023

GetHashCodeBenchmark looks like noise to me:

image

@EgorBo EgorBo closed this as completed Mar 27, 2023
@ghost ghost locked as resolved and limited conversation to collaborators Apr 26, 2023
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area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI tenet-performance Performance related issue tenet-performance-benchmarks Issue from performance benchmark
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