Presumed service dependencies?
mail at catsnest.co.uk
mail at catsnest.co.uk
Sat Nov 19 12:17:53 CET 2011
On Fri, Nov 18, 2011 at 5:21 PM, Mike Chesnut
<mikec at aggregateknowledge.com>wrote:
> On 11/17/2011 01:00 AM, mail at catsnest.co.uk wrote:
> >
> >
> > On Wed, Nov 16, 2011 at 9:33 PM, Mike Chesnut
> > <mikec at aggregateknowledge.com <mailto:mikec at aggregateknowledge.com>>
> wrote:
> >
> > Is there a way to tell Nagios that I want all services on a host to
> be
> > dependent on that host without having to write a separate
> > servicedependency for every single service? I can't even conceive
> of a
> > situation where, when a host is down, I still want to get notified
> for
> > all of its services being down too.
> >
> > Hopefully I'm just missing something simple... Ideally I'd like to
> set
> > this globally, in fact.
> >
> >
> > Unless i am missing something that is the default behaviour, or at least
> > how it works for us =)
>
> I think what happens is something like this:
>
> 1. Nagios polls the host, it's UP
> 2. Host goes down
> 3. Nagios polls the services, they're DOWN
>
> I suppose the way to address this would be to set it to not alert until
> the service has failed twice (and presume the host will be checked again
> in between those two service checks). Is that what most people do? Or
> is there a better way?
>
>
Nagios will do a host check if the service fails
The standard set up is for a check to hard fail (and notify) only after
mutiple failed checks...
have a look at "max_check_attempts" in the manual.
--
Ritchie
Thanks,
> Mike
>
>
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