On Sun, 31 May 2009, charliem_1216 wrote:
>> I've always been suspicious of cpu usage figures when the load is in the
>> kernel - dunno exactly why, but I get a twinge in me joints (might be
>> artheritis :-) 3% CPU for 22kS/sec, and issues in the driver at 44sS/sec!
>
> You're right, I should have been more precise. The time is accounted for in
> "%sys" field in top, and that was very low as well.
>
> Here is a link to a lkml thread I saved, where kernel gurus explain how cpu
> usage is measured in the kernel:
> http://lkml.org/lkml/2007/2/12/6
Thanks for the link Charlie. Looks like the twinges in my joints are good
company :-)
Jim
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