Dynamic warning/critical thresholds

[C. Bensend]

> On 22/06/12 15:11, Jonathan Gazeley wrote:
>> I've got a bunch of Nagios plugins that monitor things like
>> DNS/HTTP/RADIUS hits per second.
>>
>> I've set what I believe to be sensible max/min warning thresholds but
>> what I really want is dynamic thresholds. If some quantity suddenly
>> doubles or halves, I'd like an alert.
>>
>> For example, if I usually serve 10 DNS lookups per second, and suddenly
>> it is doing 20 per second, that isn't a "fault" but I would like to know
>> about it, because it might mean there is a problem with the network in
>> general.
>>
>> Is there a way of doing this?
>>
>
> Any ideas?

You've already received two replies, both stating that you'll
likely have to write some code to do it.  I'm not aware of
any common plugins out there that calculate rates of change and
alert appropriately.  Maybe they exist, but I don't recall
seeing any of them.

Have you tried any of the plugin sites?


-- 
"Death rays, advanced technology or not, no creature wants to be
stabbed in their hoo-hoo."        -- Seen on zombiehunters.org


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