Understanding Check Load

Assaf Flatto assaf.flatto at ssp-intl.com
Thu Aug 20 19:44:48 CEST 2009



On Thursday 20 August 2009 16:33:39 craig at hooters-uk.com wrote:
> Hi Group, I hope you can give me a better
> understanding of the check_load command as I'm unsure
> what my settings should be aligned to, if you take a
> look at the below command line I get Warning and
> Critical alerts all the time and I'm not sure what to
> alter the figure to as I do not understand them at
> the minute.
>
> command[check_load]=/usr/local/nagios/libexec/check_load
> -w 15,10,5 -c 30,25,20
>
> The above line give: WARNING - load average: 3.99,
> 4.56, 7.60
>
> Looking at the warning and given the fact that the
> server guys says that his server is running OK, what
> would be the ideal -w and -c be to use.
>
> I will try and read up on the above but just looking
> for help now on this one server.
>

The setting you have  tell nagios to check the following 
if the load is currently above 15 , was more then 10 in the last 5 minutes and more the 5 in the 
last 15 minutes . As your load in the 15 minute range is 7.60 - this will generate a warning.



-- 
Assaf Flatto
SSP Ops Team
Linux System Administrator
169 Euston Road, London, NW1 2AE





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