High latencies problem.

shadih rahman shadhin71 at gmail.com
Mon Mar 30 22:12:16 CEST 2009


Alessandro,
     Were you able to fix the "Warning: The check of service
'batteryliebert' on host 'hostname' looks like it was orphaned (results
never came back).  I'm scheduling an imm" ?
I am getting a lot of these after changing the status_update=60.  Thanks in
advance.


On Thu, Feb 19, 2009 at 10:15 AM, Alessandro Ren <
alessandro.ren at opservices.com.br> wrote:

>
>     The status_update_interval=60 created and bad effect, as I found
> out the DEFAULT_ORPHAN_CHECK_INTERVAL is also 60 and is hard coded, all
> hosts and services started to be orphaned and nagios stopped processing
> the cheks and rescheduling all hosts and services some ours after its
> restart.
>     Would it be ok to raise the orphan check inteval?
>
>     ][s.
>
> On 2/18/2009 5:16 PM, Alessandro Ren wrote:
> >     After setting the following parameters, latency dropped to 20s in my
> nagios sytem:
> >
> >     status_update_interval=60
> >     auto_reschedule_checks=1
> >     check_result_reaper_frequency=60
> >     max_concurrent_checks=0
> >
> >     The other parameters that you've sent me are also set, sleep_time,
> service_interleave_factor and service_inter_check_delay_method.
> >     Thanks a lot Daniel, Gerhard, Hendrik and Markus for the help and
> tips.
> >
> >     []s.
> >
> > ----- Original Message -----
> > From: "Alessandro Ren"<alessandro.ren at opservices.com.br>
> > To: "Nagios Developers List"<nagios-devel at lists.sourceforge.net>
> > Sent: Wednesday, February 18, 2009 10:51:12 AM (GMT-0300) Auto-Detected
> > Subject: Re: [Nagios-devel] High latencies problem.
> >
> >
> >
> >>
> >>
> >>>        Latency is still high, I cound not noticed any change.
> >>> Bellow the nagios -s output.
> >>>
> >>>
> >> i forgot the one, which had the greatest impact
> >>
> >> enable_environment_macros=0
> >>
> >>
> >
> > use_large_installation_tweaks already disabled this.
> >       I am debuging the code and nagios spends a lot of time in the
> > reaper event, as it should, I thik maybe this could benefit com a thread
> > approach for this event.
> >
> >       Tks.
> >
> >> When we disabled the macros, the load dropped from 40 to 10. If you
> don't
> >> have self-written check/notification scripts which use the environment
> >> variables NAGIOS_*, then it is not worth to waste cpu cycles translating
> >> macros into environment variables.
> >> My impression is, when you reach>   7000 services, Nagios spends too
> much
> >> time with internal calculations. That's why we turned off these "smart"
> >> settings.
> >>
> >> Gerhard
> >>
> >>
> >>
> ------------------------------------------------------------------------------
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> >
> >
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>
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> Enterprise
> -Strategies to boost innovation and cut costs with open source
> participation
> -Receive a $600 discount off the registration fee with the source code:
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-- 
Cordially,
Shadhin Rahman
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