When Your Profiler Lies
Randon ASCII
DECEMBER 9, 2018
Last week I wrote about the performance consequences of inadvertently loading gdi32.dll into processes that are created and destroyed at very high rates. This week I want to share some techniques for digging deeper into this behavior, and the odd things that I found when trying to use them. When I first wrote UIforETW I noticed that an inordinate amount of the size of the traces it recorded was coming from the Microsoft-Windows-Win32k provider.
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