[rrd-users] Working with linear slope calculations

[A Darren Dunham]

On Tue, Jan 22, 2008 at 08:00:39AM +0000, Simon Hobson wrote:
> If you need to convert within the graph, then simply plug in the 
> correct figures to an RPN expression, eg :
> 
> t=p,400,*,86400,/,s,+
> 
> Given p as the number of pixels found from some other calculation, 
> 400 & 86400 are the graph width and duration as given in the graph 
> command, and s is the graph start time (also given implicitly or 
> explicitly in the graph command); then t is the time you are looking 
> for.

That's the bit I'm trying to avoid.  It seems like I have to hardcode
the size of the graph within a calculation.  That makes changing things
significantly more complex.  From your suggestion, I take it there's no
way to poll for those values directly?

-- 
Darren Dunham                                           ddunham at taos.com
Senior Technical Consultant         TAOS            http://www.taos.com/
Got some Dr Pepper?                           San Francisco, CA bay area
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