[rrd-users] graph with incomplete data
Simon Hobson
linux at thehobsons.co.uk
Tue Dec 2 00:33:08 CET 2008
Wood, Mike wrote:
>Anyway, I'm using Hobbit / Xymon to create my .rrd files, and I'm
>disappointed with the granularity of a 60 day graph. I'd like to
>see daily CPU peaks and valleys instead of an overall average like
>I'm getting, so I thought that more datapoints would solve the
>problem.
>-
>The RRA's were defined initially as follows:
>
>RRA:AVERAGE:0.5:1:576
>RRA:AVERAGE:0.5:6:576
>RRA:AVERAGE:0.5:24:576
>RRA:AVERAGE:0.5:288:576
>
>I used rrdtool resize to change the RRA3 to 1152 datapoints. Now,
>the graph only shows the past 45 or so days out of 60, and can't
>seem to figure out what else I need to do to make this graph look OK.
I'm guessing that it's just a case of the data not being there. You
may have resized the RRA, but that wouldn't magically create the
missing data. Give it time and it should fill up.
--
Simon Hobson
Visit http://www.magpiesnestpublishing.co.uk/ for books by acclaimed
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