cpu usage in 7.0

Kris Kennaway kris at FreeBSD.org
Sat Feb 23 09:05:24 UTC 2008

Hugo Silva wrote:
> Kris Kennaway wrote:
>> Barney Cordoba wrote:
>>> I have a dual core system running 7.0 and I can't get
>>> top to show more than 100% usage no matter how I
>>> hammer it. My MAC shows over 100% often, but its not
>>> clear if top is averaging the 2 cpus or just not going
>>> over 100, or just showing 1 of the cpus.
>> 100% in FreeBSD means "all of your CPUs are completely active".  It is 
>> hard to exceed this amount :-)
> You should see my production mysql going over 458% on service startup, 
> on a quad core server :-)

That is a multithreaded process using multiple CPUs, not the total CPU 
statistics (first line of top(1)).


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