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Date: Wed, 4 Aug 2004 11:51:23 -0400
From: Bill Moran <wmoran@potentialtech.com>
To: "Steve Bertrand" <iaccounts@ibctech.ca>
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Subject: Re: Finding out what ran when...
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"Steve Bertrand" <iaccounts@ibctech.ca> wrote:

> I have rrdtool plotting graphs for me for system performance, memory,
> cpu etc, and about 4:30 AM, my cpu utilization goes through the roof.
> 
> I know this is amanda (backup) doing this as it runs at this time, but
> I am curious to know if there are any utilities that can *watch* the
> system at night and report what did what and when.
> 
> Perhaps something that can report if something uses xx% of cpu, or
> xxMB of memory?

Sounds like you want process accounting.

Check out the man pages for acct(2), accton(8), sa(8) and lastcomm(1)

-- 
Bill Moran
Potential Technologies
http://www.potentialtech.com