[Perf] Windows/x64: System.Collections.TryGetValueTrue<BigStruct, BigStruct> Regression on 11/21/2024 6:45:46 PM

[performanceautofiler]

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22631
Queue	ViperWindows
Baseline	09d196184b036680d6933c8577632090ad8e34a4
Compare	975f4ea5fc9bd39141d07eb78333a0e04ac688a6
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Collections.TryGetValueTrue<BigStruct, BigStruct>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ImmutableDictionary - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	488.77 μs	537.39 μs	1.10	0.10	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.TryGetValueTrue<BigStruct, BigStruct>*'

System.Collections.TryGetValueTrue<BigStruct, BigStruct>.ImmutableDictionary(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

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

[LoopedBard3]

Likely: #109987 from range: 98049e5...c31bb93. FYI: @EgorBo. We are only seeing the TryGetValueTrue regression on ViperWindows and this seems to be a newer test so may be something hardware specific or noise.

Related Regression:
Windows x64:

• [Perf] Windows/x64: 1 Regression on 11/21/2024 6:45:46 PM perf-autofiling-issues#45432 (Test here seems to be noisy so may just be noise)

Linux arm64:

• [Perf] Linux/arm64: 3 Regressions on 11/21/2024 6:45:46 PM perf-autofiling-issues#45600

Windows arm64:

• [Perf] Windows/arm64: 2 Regressions on 11/21/2024 6:45:46 PM perf-autofiling-issues#46033

[dotnet-policy-service]

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

[JulieLeeMSFT]

@EgorBo, PTAL.