[op5-users] Réf. : Re: Réf. : Re: Réf. : Re: Réf. : Re: Nagios start time delay with Merlin

[nicolas.raspail at bnpparibas.com]

op5-users-bounces at lists.op5.com wrote on 26/08/2009 14:53:40:

> nicolas.raspail at bnpparibas.com wrote:

<snip>

> >>>
> >> Ah, I think I know what's happening now. Merlin schedules a reaper
> >> event once every 5 seconds, where it basically just sits and waits
> >> for input from the daemon. This reaper event can be dropped
> >> completely if no pollers or peers are configured, so I'll make
> >> sure to add something to that effect. This should make Merlin
> >> perform better than NDOUtils, since we're transferring fewer
> >> events and we're transferring them with a more efficient protocol.
> > 
> > Should I test the beta5 of Merlin or wait for the release where you
> > will make this change ?
> > 
> 
> Please test the beta5 of Merlin. The release-tag will be set where
> the beta5 tag is now, unless our testing uncover some truly amazing
> deficiency that we have so far been completely unable to spot (not
> very likely). In all likelihood, 0.6.2 will therefore be the same
> code as is in 0.6.2-beta5.
> 

Ok, I will do that as soon as I can. Maybe tomorrow.

> > Right now, with NDO, my latencies seems to be stable with theses 
values
> > 
> > Service Check Execution Time:   0.04 / 30.02 / 0.372 sec
> > Service Check Latency:  0.00 / 1299.86 / 46.321 sec
> > Host Check Execution Time:      2.54 / 2.62 / 2.563 sec
> > Host Check Latency:     0.00 / 3.45 / 1.179 sec
> > 
> 
> That's a fairly high service check latency though. Hopefully Merlin
> will cope better than that.

Yes the latency is high but we have some machines that are down or heavily
loaded, and with a service timeout set to 30s, some checks timeout. I 
think
that is why we have a high latency.

Regards

Nicolas




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