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From: Nikos Vassiliadis <nvass@teledomenet.gr>
To: freebsd-questions@freebsd.org
Date: Thu, 2 Aug 2007 13:44:33 +0300
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Cc: Zbigniew Szalbot <zbigniew@szalbot.homedns.org>,
	Momchil Ivanov <idiotbg@gmail.com>
Subject: Re: logging system load
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On Wednesday 25 July 2007 20:50, Momchil Ivanov wrote:
> На Wednesday 25 July 2007 19:38:41 Zbigniew Szalbot написа:
> > Dear all,
> >
> > Is there a tool similar to top which would measure system load and
> > write it to a file that could later be analyzed? The time when my
> > system is most loaded happens between 3 and 5 a.m. so a trace of the
> > system load would be a wonderful thing to have. I need it to tailor
> > some of the jobs accordingly. Any advice?
> >
> > Thanks in advance!
>
> You can make a cronjob doing "uptime >> /path/to/logfile" every minute

Or perhaps "sysctl -n vm.loadavg" instead of uptime,
which is the same information, but requires less
scrubbing.

Nikos