High latencies problem.

[Alessandro Ren]

On 2/17/2009 1:50 PM, Gerhard Lausser wrote:
> 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
>    

     I will try them and let you know.
     Tks a lot.
     I am wondering is theat event loop would not work better if we had 
some threads doing the high and low priority events?

     []s.
> 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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>>      
>
>
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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