logging system load

[Zbigniew Szalbot]

Hello,

On Thu, 2 Aug 2007 13:44:33 +0300, Nikos Vassiliadis <nvass at teledomenet.gr>
wrote:
> 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.

Thanks but that wouldn't record the time, would it? With uptime it is nice
to have the current time also recorded and I can compare logs to load by
time.


-- 
Zbigniew Szalbot