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[Perf] Linux/x64: 3 Improvements on 5/26/2025 12:50:05 AM +00:00 #56581

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@performanceautofiler

Description

@performanceautofiler

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 2765f1856d7ebcc0ebd9708e7a2322f565a1fc77
Compare 2d5f1f0165e826ac01745df9f3a390905e282ed3
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.CtorDefaultSizeNonGeneric

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
20.43 ns 18.76 ns 0.92 0.13 False
17.50 ns 15.54 ns 0.89 0.08 False
22.50 ns 19.84 ns 0.88 0.06 False

graph
graph
graph
Test Report

Repro

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

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.CtorDefaultSizeNonGeneric*'

System.Collections.CtorDefaultSizeNonGeneric.SortedList

ETL Files

Histogram

JIT Disasms

System.Collections.CtorDefaultSizeNonGeneric.Hashtable

ETL Files

Histogram

JIT Disasms

System.Collections.CtorDefaultSizeNonGeneric.Queue

ETL Files

Histogram

JIT Disasms

Docs

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

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