Re: [SAGE] zenoss versus nagios

[David Magda <dmagda@xxxxxxxxxxxxx>]

On Jan 31, 2008, at 17:47, Ray Frush wrote:

> I particularly like the conclusion warning about "monitoring  
> everything".   We recently re-worked our OpenNMS installation to  
> limit what it monitors significantly.  We found, over time, that  
> when the pager goes off at 3am, it should be only for a pretty  
> short list of things.   An Network Monitoring System can quickly  
> overwhelm the SysAdmin with email.

I would think that a good monitoring tool would be able build a  
dependency graph and only send an alert for what it believes is the  
root cause.