[rrd-users] Re: indicate collector down on graph

Leif Neland leif at neland.dk
Thu Nov 2 19:35:52 MET 2006

Ford, Andy wrote:
is down, or yellow if the collector is down.
>> You must enter some value, like 0 or -1 when you get a timeout.
>> When the collector is down, you already get a NaN.
>> Then you must have the appropriate logic in rrdgraph to
>> handle those values.
> But if I try to put a -1 or 0 in, won't it get normalized and get hard
> to detect by rrdgraph?
Then put in -10e10, that should be significant enough :-)

But seriously, if your collector is down so often it is a problem, what is 
the usefullnes of the monitoring? Better fix that problem instead of 
patching around it.


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