Alert Precedence

Net Warrior netwarrior863 at gmail.com
Thu Apr 25 17:50:47 CEST 2013


Hi
I reviewed my alerts and increased the service check interval as this:

this is the service

notifications_enabled           1
        notification_options            w,c
        notification_period             24x7
        check_period                    24x7
        check_interval                  10
        max_check_attempts              3
        first_notification_delay        0
        notification_interval           15

This is the host:

        check_interval                  1
        check_period                    24x7
        notification_period             24x7
        max_check_attempts              3
        notification_interval           10
        flap_detection_enabled          0
        first_notification_delay        0


So, the host is checked every one minute and on the third failure the alert
gets fired, for the service I increased it to check every 10 minutes, so in
theory the hosts check happens firts withing 3 minutes, as the service is
checked every 10 I should not get any alert on them, but I still get the
service notifications after the hosts is down.

Any help appreciated.
Thanks for your time and support.


2013/4/8 Claudio Kuenzler <ck at claudiokuenzler.com>

> This is a "basic dependency" in Nagios. When the host is down (hard) then
> you won't receive any alerts for the services defined in this host.
> What is likely in your case, is that you have scheduled the service checks
> more often or faster to alert before the host check. This will result in
> some alerts of services before the actual host down alert comes.
> You should check out the event log to determine which checks happened
> faster to become a hard critical state.
>
>
> On Mon, Apr 8, 2013 at 5:43 PM, Net Warrior <netwarrior863 at gmail.com>wrote:
>
>> Hi guys.
>>
>> I've got a doubt regarding the alerts definitions, I have defined several
>> alerts for a host, for example one of them is to check if the host is up or
>> down, when the host is down I get the alert as usual ans so on, but the
>> other alerts get fired as well, service alerts, my question is, if is there
>> a way to tell nagios,  if the server is down, do  not tigger the other
>> alerts cuz of course are gonna fail?
>>
>> Thanks for your time and support
>> Best Regards
>>
>>
>> ------------------------------------------------------------------------------
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>>
>
>
>
> ------------------------------------------------------------------------------
> Minimize network downtime and maximize team effectiveness.
> Reduce network management and security costs.Learn how to hire
> the most talented Cisco Certified professionals. Visit the
> Employer Resources Portal
> http://www.cisco.com/web/learning/employer_resources/index.html
> _______________________________________________
> Nagios-users mailing list
> Nagios-users at lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/nagios-users
> ::: Please include Nagios version, plugin version (-v) and OS when
> reporting any issue.
> ::: Messages without supporting info will risk being sent to /dev/null
>
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