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Suspect -p ETW is not enabling the CLR rundown provider #2296

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AndyAyersMS opened this issue Apr 26, 2023 · 1 comment
Open

Suspect -p ETW is not enabling the CLR rundown provider #2296

AndyAyersMS opened this issue Apr 26, 2023 · 1 comment

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@AndyAyersMS
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When there's a benchmark that spends substantial amounts of time in R2R code, neither PerfView or my own ETL parsing can resolve CPU samples down to the method level.

For example dotnet/runtime#84264 (comment).

Seems like we might see similar things on desktop with NGEN, though I have not tried this.

https://github.com/microsoft/perfview/blob/564309807cb280823377db4e6fc24a1aeae34a90/src/TraceEvent/Parsers/ClrTraceEventParser.cs#L13406-L13449
@AndyAyersMS AndyAyersMS mentioned this issue Apr 26, 2023
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@AndyAyersMS
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BDN is also not enabling the tiered compilation settings event, so PerfView is confused and thinks TieredCompilation is not enabled:

image

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