nagios2 stops checking

Rogers, Nick NRogers at netopia.com
Thu Nov 16 16:52:35 CET 2006


I noticed this on my Nagios 2.5 server as well, and fixed it with

  check_for_orphaned_services=1

in my nagios.cfg file. In my case, it was affecting a hostgroup - when one
failed, the checks to the entire hostgroup stopped.


On 11/15/06 11:54 AM, "frank" <ratty at they.org> wrote:

> On Wed, 15 Nov 2006, Jörgen Hägg wrote:
> 
>> 
>> Something strange happens sometimes to a service.
>> 
>> I got a warning that was checked  09:41:36. Next scheduled active
>> check was due for 09:42:36.
>> 
>> But there was no further check done, it is now more than four hours
>> since the last check. I can confirm it because I'm running
>> nagios-grapher and it has no data after 09:41.
>> 
>> The warning disappeared after I manually re-scheduled next check of the
>> service.
> 
> 
> I've seen the same problem on 2.0b4 (yes, I know I need to upgrade, but
> try to convince upper management that it's a good idea and they'll read
> you the riot act.) Passive checks continued to be handled properly and the
> status.dat file was being updated on a regular basis so the check_nagios
> plugin was useless to determine any error. But all active checks stopped
> dead. This has happened more than once. I don't think I was able to
> un-wedge it by forcing a new check tho. I'll try that next time it
> happens.
> 
> 
>> Here is the detailed service page:
>> (This info was reloaded around 14:24)
>> 
>> Current Status: WARNING
>> Status Information: WARNING - load average: 7.66, 2.76, 1.29
>> Performance Data: load1=7.660;5.000;10.000;0; load5=2.760;4.000;8.000;0;
>> load15=1.290;3.000;5.000;0;
>> Current Attempt: 1/3
>> State Type: SOFT
>> Last Check Type: ACTIVE
>> Last Check Time: 2006-11-15 09:41:36
>> Status Data Age: 0d 4h 40m 45s
>> Next Scheduled Active Check:   2006-11-15 09:42:36
>> Latency: 0.356 seconds
>> Check Duration: 1.023 seconds
>> Last State Change: 2006-11-15 09:41:36
>> Current State Duration: 0d 4h 40m 45s
>> Last Service Notification: N/A
>> Current Notification Number: 0
>> Is This Service Flapping? NO
>> Percent State Change: 0.00%
>> In Scheduled Downtime? NO
>> Last Update: 2006-11-15 14:22:15
>> Active Checks: ENABLED
>> Passive Checks: ENABLED
>> Obsessing: ENABLED
>> Notifications: ENABLED
>> Event Handler: ENABLED
>> Flap Detection: ENABLED
>> 
>> 
>> This is nagios 2.5-1 in Debian.
>> 
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