[clug-talk] server monitoring

[Gustin Johnson]

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Cody Swanson wrote:
> I have used nagios successfully for many years to monitor everything
> from 1 server at a client's location to > 1000 servers at $WORK. It
> works very well and can be adapted to monitor pretty much anything. We
> have adapted it to monitor everything from the applications running on
> the servers to the temperatures in the computer room. It handles all our
> on-call paging.
> 
I have also used nagios.

In addition I have used cacti to monitor network usage on switches and
server utilization.

> Another neat tool I use is Ganglia, it's quite powerful and extensible
> and provides detailed RRDtool generated graphs for lots of system
> metrics. It however does not handle paging/alerting.
> 
Never tried ganglia, I will have to check it out.
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