[rrd-users] Re: rrdtool graph question

[Rodrigo Gesswein]

Hi!

> Hello,
> does anyone no how to do the following ?
> I have a rrdfile with 3 GAUGE datasources A, B and C.
> Now I want to graph the following formula on a line or area :
> (A + B - C) / (A + B)


       Maybe a CDEF like CDEF:var=A,B,+,C,-,A,B,+,/
       And then graph var do the trick...

                                   Rodrigo Gesswein P.
---
"Your life has been what it's been, and is what it is,
 because of who you have been, and who you are being."






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