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[Perf] Windows/x64: 6 Regressions on 6/27/2025 11:05:34 AM +00:00 #58568

@performanceautofiler

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@performanceautofiler

Run Information

Name Value
Architecture x64
OS Windows 10.0.22631
Queue ViperWindows
Baseline a0c5625a8db02927113b66e776dbb670099acfbd
Compare d38966ff663cb279148a82d1d0364dee40727f88
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in Microsoft.Extensions.Logging.EventSourceLogger

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
2.01 μs 2.92 μs 1.45 0.02 False
2.03 μs 2.97 μs 1.47 0.02 False

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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'Microsoft.Extensions.Logging.EventSourceLogger*'

Microsoft.Extensions.Logging.EventSourceLogger.NestedScopes_TwoMessages(HasSubscribers: True, Json: True)

ETL Files

Histogram

JIT Disasms

Microsoft.Extensions.Logging.EventSourceLogger.NestedScopes_TwoMessages(HasSubscribers: True, Json: False)

ETL Files

Histogram

JIT Disasms

Docs

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


Run Information

Name Value
Architecture x64
OS Windows 10.0.22631
Queue ViperWindows
Baseline a0c5625a8db02927113b66e776dbb670099acfbd
Compare d38966ff663cb279148a82d1d0364dee40727f88
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Diagnostics.Tracing.Perf_EventListener

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
44.68 ns 48.92 ns 1.09 0.02 False
71.63 ns 84.90 ns 1.19 0.07 False
84.18 ns 91.45 ns 1.09 0.02 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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Diagnostics.Tracing.Perf_EventListener*'

System.Diagnostics.Tracing.Perf_EventListener.WriteEvent_NoParams

ETL Files

Histogram

JIT Disasms

System.Diagnostics.Tracing.Perf_EventListener.WriteEvent_MixedParams

ETL Files

Histogram

JIT Disasms

System.Diagnostics.Tracing.Perf_EventListener.WriteEvent_StringParams

ETL Files

Histogram

JIT Disasms

Docs

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


Run Information

Name Value
Architecture x64
OS Windows 10.0.22631
Queue ViperWindows
Baseline a0c5625a8db02927113b66e776dbb670099acfbd
Compare d38966ff663cb279148a82d1d0364dee40727f88
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Diagnostics.Perf_EventSource

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
122.00 ns 134.60 ns 1.10 0.05 False

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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Diagnostics.Perf_EventSource*'

System.Diagnostics.Perf_EventSource.Log

ETL Files

Histogram

JIT Disasms

Docs

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

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