RafaƂ Krypa wrote:
> Hello,
> I have seen this phenomenon several times already and want to ask you
> about its cause. From time to time I am experiencing my Intel Core Duo
> T2250 CPU going mad. The average wakeups per second exceeds 22k (!). 
> Here comes the output of powertop -d:
> 

one request: for those who see this with a core (2) duo machine:
Can you check in the bios if "Active Management Technology" is 
enabled, and if so, if disabling that makes the effect go away.
One of the theories (well.. it's only a possibility) is that there's a 
management event being set, and somehow linux doesn't handle it, so it 
sticks around and keeps waking the cpu up. Disabling AMT is a good 
test to see if that theory has any value at all.

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