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Defrag Tools: #34 - CLR GC - Part 2

32 minutes, 45 seconds


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In this episode of Defrag Tools, Andrew Richards, Maoni Stephens and Larry Larsen continue walking you through the CLR Garbage Collector. Maoni is the Principal developer for the GC on the CLR team.

Maoni's WebLog
Channel9 - CLR 4 Garbage Collector - Inside Background GC
Channel9 - CLR 4.5: Maoni Stephens - Server Background GC
MSDN Magazine - Investigating Memory Issues

[03:30] - How to approach Performance Analysis
[09:00] - Cadence of Gen 0, 1 and 2 garbage collection
[12:20] - !sos.FindRoots
[14:00] - Stop at Gen 1 GC - !sos.FindRoots -gen 1
[16:09] - End of GC: clr!WKS::GCHeap::RestartEE
[17:10] - Stacks of allocations [CLRProfiler] [PerfView]
[18:39] - Object's Generation - !sos.gcwhere <addr>
[19:28] - Generation Segments - !sos.eeheap -gc
[24:52] - VM Hoarding
[28:24] - Heap Summary - !sos.heapstat


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