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Organizing Hosts Services and Contacts
Posted: Wed Apr 30, 2014 1:16 pm
by bobnamac
Parent/child is indeed the first thing I will setup and put on a dashboard when Nagios arrives. I'm curious if anyone has found this to be helpful when T/S'ing a path through all your infrastructure (switches, routers, F5's)? Our webshop is having entire F5 pools going red (offline per the health monitor). I think it's the VM's they are on but would like to show with a graph of the data path from outside through the network to the F5 that there is never a problem at an intermediate step.
What I'm not sure of is if the map lends itself well the the entire network path, any experience anyone with this?
Re: Organizing Hosts Services and Contacts
Posted: Wed Apr 30, 2014 4:51 pm
by abrist
bobnamac wrote:What I'm not sure of is if the map lends itself well the the entire network path, any experience anyone with this?
Yeas, and the map does a fine job. What you need to remember is that parent-child relationships are configured from the nagiso server's perspective. I also find that using dummy hosts to represent transparent networking devices can be used to identify when those transparent devices are possibly down (as all children will be red).
Re: Organizing Hosts Services and Contacts
Posted: Thu May 01, 2014 2:42 pm
by bobnamac
Thanks. Would you mind defining "from the point of view of Nagios"? Is it the only entity that can be the center of the network?
Re: Organizing Hosts Services and Contacts
Posted: Thu May 01, 2014 4:07 pm
by abrist
bobnamac wrote:Is it the only entity that can be the center of the network?
Essentially, yes. The nagios server cannot be a child of another object. All objects are children of nagios.