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[Perf 28%] System.Buffers.Tests.RentReturnArrayPoolTests<Object> (2) #2668

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performanceautofiler bot opened this issue Oct 20, 2020 · 0 comments
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performanceautofiler bot commented Oct 20, 2020

Run Information

Architecture x64
OS ubuntu 18.04
Changes diff

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

Benchmark Baseline Test Test/Base Modality Baseline Outlier Baseline ETL Comapre ETL
SingleParallel 5.81 μs 3.99 μs 0.69 True
ProducerConsumer 2.31 μs 1.76 μs 0.76 Bimodal True

Related Issue on x86 Windows

[Perf 35%] System.Buffers.Tests.RentReturnArrayPoolTests (3)

graph
graph
Historical Data in Reporting System

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f netcoreapp5.0 --filter 'System.Buffers.Tests.RentReturnArrayPoolTests<Object>*'

Histogram

System.Buffers.Tests.RentReturnArrayPoolTests.SingleParallel(RentalSize: 4096, ManipulateArray: True, Async: False, UseSharedPool: False)
[3877.773 ; 4211.502) | @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
[4211.502 ; 4545.230) | 
[4545.230 ; 4878.958) | 
[4878.958 ; 5212.687) | 
[5212.687 ; 5597.898) | 
[5597.898 ; 5931.627) | @@@@@@@@@@@@@@@

System.Buffers.Tests.RentReturnArrayPoolTests.ProducerConsumer(RentalSize: 4096, ManipulateArray: True, Async: False, UseSharedPool: False)
[1391.875 ; 1519.690) | @@@@@@@
[1519.690 ; 1689.358) | @@@@@@@@@@@@@@@@@@@@@@@@
[1689.358 ; 1842.524) | @@@@@@@@@@@@@@@@@
[1842.524 ; 1986.678) | @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
[1986.678 ; 2123.606) | @@@
[2123.606 ; 2195.633) | 
[2195.633 ; 2339.787) | @@@@@@@@@@@@@@@@@@@@@@
[2339.787 ; 2488.174) | @@@

Docs

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

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