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How do I analyze excessive Windows kernel mode CPU usage?

Fresh3 days ago
Mar 15, 20269327 views
Confidence Score0%
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Problem

My Windows XP machine recently started to semi freeze on me every odd reboot after a few minutes of usage (different programs / no additional prg start at all). Update: I have now managed to get a bit more detail with Process Explorer. This is a 2 core CPU and the 100% kernel usage is only on one c…

Error Output

xperf -on Latency

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Fix for: How do I analyze excessive Windows kernel mode CPU usage?

Low Risk

You can find out which DPC routine is causing the freezes by using a tool like LatencyMon (http://www.resplendence.com/latencymon). Simply look for the DPC routine taking the longest total time.

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