[rrd-users] Subtraction and NaN values

Eduardo Bragatto eduardo at bragatto.com
Thu Feb 21 20:03:29 CET 2008

On Feb 20, 2008, at 8:17 AM, Alex van den Bogaerdt wrote:

> Try  CDEF:memBuffer=DSmemBuffer,UN,0,DSmemBuffer,IF
> which means: if isnan(DSmemBuffer) then 0 else DSmemBuffer

The error was kind of silly, thanks for showing me the light! hehehe ;)

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