[rrd-users] Re: NaN Math options

[rrd-users at gulu.net]

> 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
value.

> 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).

krd.

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