NRPE and redundant calls to remote hosts.

[Hiren Patel]

Marc Powell wrote:
> On Feb 6, 2009, at 11:56 AM, Rahul Nabar wrote:
> 
>> I've been adding a bunch of checks via NRPE on remote nodes and this  
>> got me thinking. Isn't it inefficient to keep starting check_nrpe  
>> calls from the monitoring host all the time?
>>
>> Why cannot nrpe on the remote node monitor some of the local  
>> services and only send a message back to nagios if there is a status  
>> change?
> 
>> Just curious. Or maybe there is a way of achieving this already that  
>> I don't know of!
> 
> Passive checks with NSCA is pretty close, minus the 'if there is a  
> status change' part. You could build that logic into whatever wrapper  
> you are using to run the plugins on the remote host though. From the  
> perspective of the nagios host, passive checks are much better than  
> active checks.
> 

and if you're processing performance data for graphing or the like, you 
want the results submitted even if the service is okay.

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