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Why is my CPU usage broken in Process Explorer?

Fresh5 days ago
Mar 15, 20264754 views
Confidence Score0%
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Problem

On my system (Windows 7), it seems that Process Explorer is reporting the wrong CPU usage: When Firefox is running, I constantly get 30%+ When I kill Firefox, I still get about the same CPU usage If I sort by CPU time, Process Explorer itself is taking between 18% and 22% Task Manager reports < 10%…

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1 Fix

Canonical Fix
Unverified Fix
New Fix – Awaiting Verification

Fix for: Why is my CPU usage broken in Process Explorer?

Low Risk

In recent versions of Process Explorer, the CPU usage percentage is calculated differently. According to Mark Russinovich, the author of Process Explorer: Process Explorer shows actual CPU usage now based on cycle counts. If you have speedstep or ot…

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