events/0 thread in kernels 2.6.22*fc6 causing scheduling latency

Andy Green andy at warmcat.com
Wed Aug 29 20:30:49 UTC 2007


Somebody in the thread at some point said:
> On 27 Aug 2007, Mike Fleetwood wrote:
>> Hi,
>>
>> Since I upgraded my FC6 box from kernel-2.6.20-1.2962.fc6 to
>> kernel-2.6.22.1-32.fc6, and now 2.6.22.2-42.fc6, I am getting pauses
>> from the whole OS.  They last ~1 second and occur every few minutes.

How about running

slabtop

for a while and watch if anything is radically changing during the pause.

Also, is it a laptop?  I saw this kind of behaviour a long time ago when
 it was bitbanging to the battery sensor to find out the charge level.

-Andy




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