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dotnet/runtime#34549 introduced
GCHeapStats_V2
. The new event requires additional parsing logic to handle the extra fields.The change is driven by adding the
GenerationSize4
andTotalPromotedSize4
fields toGCHeapStatsTraceData
class and add the appropriate parsing logic there, the rest is driven by consuming these fields in various places where we consumedGenerationSize3
orTotalPromotedSize3
.Most of the changes are routine, except one place I marked with a
TODO
where I am not exactly sure what to do there.I am sure the parsing logic is correct by taking a dump at the point when the event is emitted and comparing the parsed values with the dump. The correctness of the rest is less clear.