[Perf] Linux/x64: Regression in System.Reflection.Attributes

[performanceautofiler]

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	ViperUbuntu
Baseline	8d21e13719cff737ac9562c98756687cfe616554
Compare	c65320833210f3df7412e2fcd11d6751fa374adc
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Reflection.Attributes

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
GetCustomAttributesClassHit - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	795.51 ns	853.40 ns	1.07	0.03	False

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.Reflection.Attributes*'

System.Reflection.Attributes.GetCustomAttributesClassHit

ETL Files

Histogram

JIT Disasms

Docs

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

[LoopedBard3]

Only one commit in range: 1c4c009...d3f4de1. Commit: #109786 FYI @eiriktsarpalis. We are seeing this minor regression across multiple machine configurations.

[eiriktsarpalis]

The benchmark is for System.Reflection while the commit in question makes a change higher in the stack. Something else is going on.

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