[rrd-users] Re: Re[2]: Re: Base for AREA plots

[Sergey Velikanov [UzPAK]]

> On Thu, Oct 21, 2004 at 05:51:07PM +0500, Sergey Velikanov [UzPAK] wrote:
>> 
>> I think again, and add new CDEF and new AREA operators, now it works
>> fine!  see http://vgray.uzpak.uz/test.png again, and you don't need to
>> patch rrdtool
>> 
>> rrdtool graph /home/httpd/www/user1/httpdocs/test.png --imgformat PNG \
>> --start -9hours --end -4hours   --width 580 --height 172 \
>> --title="Test" \
>> "DEF:value=/root/test.rrd:temp:AVERAGE" \
>> "CDEF:base0=value,value,-," \
> What happens if "value" is NaN?  Is this the desired effect ?

I only want that base0 = 0 . Are there difference when value = 4
(forexample) and when value = NaN ? I did not see any undesired
effect at http://vgray.uzpak.uz/test.png


PS: base0=UNKN,POP,0 is better for this purpouse?

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