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Re: CPU usage mysteriously spiking after kernel upgrade



On Tue, 3 May 2011 19:39:37 -0700, John wrote in message 
<20110504023936.GA19816@s70206.gridserver.com>:

> After updating the kernel on my ThinkPad from linux-image-2.6.28-grml
> to linux-image-2.6.31-grml I've noticed cpu usage periodically jumping
> from 600MHz to 1500MHz several times a minute. This is with not much
> going on but Vim, Mutt & ELinks running in a screen session in a
> framebuffer console. Top shows nothing under the %CPU column...I don't
> see anything pass much beyond 1%.
> 
> Any thoughts as to what could be causing this and/or suggested
> techniques for determining the culprit would be much appreciated.

..try "apt-get update; apt-cache search linux-image " for better 
and up-to-date ideas, such as e.g. celsius:~# uname -a
Linux celsius 2.6.39-rc5-amd64 #1 SMP Sat Apr 30 05:48:55 UTC 2011
x86_64 GNU/Linux


-- 
..med vennlig hilsen = with Kind Regards from Arnt Karlsen
...with a number of polar bear hunters in his ancestry...
  Scenarios always come in sets of three: 
  best case, worst case, and just in case.


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