[plug] [OT] Data/Trend 'plotting'

[Carl Gherardi]

On Apr 7, 2005 10:58 AM, Timothy White <weirdo at tigris.org> wrote:
> I am looking at doing to trend observations for some emails I have.
> Basically I want to have multiple plots based on date and time of the
> emails.
> So:
> 
>     * Received time (averaged over days, weeks, months...)
>     * Total number received (day, week, month)
>     * ... And different trend graphs to give me some stats to work on
>       and stuff
> 
<snip>
> Thanks
> 
> Tim
> p.s. I know that someone knows how to do this cause I've seen usage
> graphs and stuff before like it.

rrdtool is what you want. Cacti, mrtg and nagios are also good tools
for continuous monitoring, cacti use rrdtool as a backend, and mrtg
can be configured to do so. Never used nagios, so i'll let others
comment.

Cheers

Carl