Calculation of nagios latency in nagiostas

[Andreas Ericsson]

On 02/22/2011 03:13 AM, Yueh-Hung Liu wrote:
> because at any moment in physical, not all checks will be performed,
> therefore Nagios only knows the "previous" average latency and the
> latency of services which have just finished.
> Nagios won't keep the latency of checks in somewhere so it has to
> calculate the "present" average latency right after each check while
> it has the newest latency of that check in hand.
> you can see the formula that while the total latency is restored, the
> number of checks will be decreased by 1, that means the latency of the
> check just finished will be added to calculate new average latency.
> this method can make sure the average latency is "dynamical" and "real time".
> 

This makes absolutely no sense for the nagiostats program though,
which only reads the status.log file and parses the data found
there in order to print it just once.

-- 
Andreas Ericsson                   andreas.ericsson at op5.se
OP5 AB                             www.op5.se
Tel: +46 8-230225                  Fax: +46 8-230231

Considering the successes of the wars on alcohol, poverty, drugs and
terror, I think we should give some serious thought to declaring war
on peace.

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