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Date: Sat, 23 Feb 2008 00:13:06 +0100
From: Kris Kennaway <kris@FreeBSD.org>
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To: Barney Cordoba <barney_cordoba@yahoo.com>
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Cc: current@freebsd.org
Subject: Re: cpu usage in 7.0
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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 :-)

> Is there any way to show the per-cpu usage to get an
> idea of the overall efficiency of sharing? Are there
> any tools that can be used to monitor this? What
> exactly is top showing?

Not in 7.0.  8.0 supports top -P and vmstat -P

Kris