Date: Sat, 4 Aug 2007 17:53:00 +1000 From: Peter Jeremy <peterjeremy@optushome.com.au> To: mal content <artifact.one@googlemail.com> Cc: freebsd-hackers@freebsd.org Subject: Re: CPU activity as percentage. Message-ID: <20070804075300.GO1262@turion.vk2pj.dyndns.org> In-Reply-To: <8e96a0b90708040010r3980d5ffj709e16058740955a@mail.gmail.com> References: <8e96a0b90708040010r3980d5ffj709e16058740955a@mail.gmail.com>
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On 2007-Aug-04 08:10:13 +0100, mal content <artifact.one@googlemail.com> wr=
ote:
> if (sysctlbyname("kern.cp_time", cp_time, &len, 0, 0) < 0) return 0;
kern.cp_time returns a set of counters that are incrememted at
kern.clockrate{stathz}. To calculate CPU activity, you need to look
at the change in counters over a defined period.
--=20
Peter Jeremy
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