High latencies problem.

[Gerhard Lausser]

Hi,

we could lower the latency of a similar installation with these settings:
sleep_time=0.01
service_inter_check_delay_method=0.1 
service_interleave_factor=2

Gerhard

> -----Ursprüngliche Nachricht-----
> Von: Alessandro Ren [mailto:alessandro.ren at opservices.com.br] 
> Gesendet: Dienstag, 17. Februar 2009 17:18
> An: Nagios Developers List
> Betreff: [Nagios-devel] High latencies problem.
> 
> 
>     Hello,
> 
> I have a nagios system running with 427 hosts and 11160 
> services and since I reached 8000 services, I am having 
> problems with the latency beeing around 100s and 200s.
>     use_large_installation_tweaks is enabled, 
> max_concurrent_checks have been tested with 0 and higher 
> values and I have tested this setup in two different HWs, a 
> dual core with 4GB RAM 32 bits a a Dual Xeon Dual core 64bits 
> with 8GB of RAM. We are using REdHat enterprise 5.
>     Also reaper is already at 2s, host checks with cache 
> horizon are enabled with a max retry of 3, all services check 
> every 5min.
>     I have no service dependency set up.
>     I've noticed that nagios is not spawning too many 
> processes as another nagios I have running which has far less 
> servicexs and it seems that the event loop if lagging behing, 
> in my debugs.
>     Any ideas what could I do to fix that? Have I reached a 
> limit in nagios pooler code?
> 
>     Tks.
> 
> -- 
> Alessandro Ren
> http://www.opservices.com.br
> alessandro.ren at opservices.com.br
> 
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Open Source Business Conference (OSBC), March 24-25, 2009, San Francisco, CA
-OSBC tackles the biggest issue in open source: Open Sourcing the Enterprise
-Strategies to boost innovation and cut costs with open source participation
-Receive a $600 discount off the registration fee with the source code: SFAD
http://p.sf.net/sfu/XcvMzF8H