[rrd-users] Re: NaN Math options

rrd-users at gulu.net rrd-users at gulu.net
Wed Jan 24 10:48:41 CET 2007

> Simple enough fix, right?  You just do something like:
>   DEF:int1=file1:octets:AVERAGE
>   DEF:int2=file2:octets:AVERAGE
>   CDEF:int1,UN,0,int1,IF,int2,UN,0,int2,IF,+
> and those pesky unknowns become '0's and all is well. Except now,
> when you graph the graph, the graph dips at the very last second
> to zero 

You can tell rrdgraph to "--end -5min".
This prevents the graph to drop to zero, but won't show the latest LAST

> and if you have any GPRINTs, the value of LAST is '0',
> rather than the actual last value (unless you happen to graph it
> right near the interval moment).


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