Undetermined states

Sean Dilda agrajag at dragaera.net
Wed Oct 13 15:43:30 CEST 2004


On Wed, 2004-10-13 at 04:50, Toni Van Remortel wrote:
> Hello all,
> 
> I have nagios running for a few months now, and I configured it to use a
> database to store all the data.
> 
> When I request a trend or availability histogram of any switch or server
> that hasn't been down since the nagios start, it contains no data until
> a moment the switch or server goes down. After that point, the data is
> collected nicely.
> 
> So the '% Time Undetermined' is for some hosts '100.000%' and for others
> close to 0%.
> 
> Anybody a clue how this can be?

Nagios assumes a host is up and doesn't actually check if its up or not
until one of its services hits a non-OK state.  Thus, all the time
before the first error is undetermined.

You can fix this in your graphs by telling it to assume all hosts start
as up.



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