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How do I get to the root cause of high Deferred Procedure Calls?

Fresh7 days ago
Mar 15, 202622404 views
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Problem

I've got a Dual core processor, and one of the two is constantly at 100%. Looking in ProcessExplorer shows me that it's Deferred Procedure Calls. Reading around the net seems to give me tons of different answers. Is it possible to set out a couple of steps to trying to narrow down what the problem …

Error Output

nvstor32.sys

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1 Fix

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Fix for: How do I get to the root cause of high Deferred Procedure Calls?

Low Risk

Here is the story of how I found the cause of my high DPC latency. My system was experiencing clicks and pops during sound playback. I knew this meant that something in kernel mode was hogging the CPU. My first thought was to poke around Process Exp…

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