[rrd-users] Re: area color
mjoyce at iinet.net.au
Tue Jun 6 15:14:16 MEST 2006
Thanks, this was really useful to me, but incorrect.
UN is a test and requires more operands.
UNKN is an operand.
Took me a while of messing about and reading up on RPN to figure it out.
> -----Original Message-----
> From: rrd-users-bounce at list.ee.ethz.ch
> [mailto:rrd-users-bounce at list.ee.ethz.ch] On Behalf Of Alex
> van den Bogaerdt
> Sent: Wednesday, 1 February 2006 2:10 AM
> To: rrd-users at list.ee.ethz.ch
> Subject: [rrd-users] Re: area color
> On Tue, Jan 31, 2006 at 02:55:46PM +0100, Andras Horvai wrote:
> > I'm monitoring the temperature of few cities. I'm using AREA to
> > display the temperature on the grap and the color is red.
> How could I
> > solve that when the temperature goes below zero the color
> of the area changes to blue too?
> Paint two areas. One area is red, the other is blue.
> With a CDEF, you make sure the red area displays numbers
> above zero, or set the value to unknown.
> Similar, you set the blue area to numbers below zero, or unknown.
> Add the print statements you already had (printing "a", not b or c).
> Alex van den Bogaerdt
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