[rrd-users] Re: rrdtool graph question

[paulw at oninit.com]

Check out the use of CDEF

Raymond Vermeer wrote:
> 
> 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)
> 
> greetings
> Raymond Vermeer
> 
> PTT Post / Dox & Data/Tri-C
> Tauber 52 (kamer TA 168)
> 2267 ED Leidschendam
> Tel (070) 33 42 298
> Fax (070) 33 44 426
> r.vermeer at ptt-post.nl
> Prive
> Mobiel 06 16 42 24 16
> raymond.vermeer at topficie.nl
> http://www.topficie.nl
> 
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