[rrd-users] Re: rrd::graph and perl rpoblem

Serge Maandag serge.maandag at staff.zeelandnet.nl
Tue Jan 18 13:44:21 MET 2005

> This line creates a gif file but it shows only one variable 
> line in the graph even if @DEF and @LINE have more than one element.
> For example:
> print "@DEF" shows:
> DEF:cpu_usr=/home/mgatt/rrd/CPU_usage_adad11-db.rrd:cpu_usr:AV
> DEF:cpu_wio=/home/mgatt/rrd/CPU_usage_adad11-db.rrd:cpu_wio:AV
> DEF:cpu_idle=/home/mgatt/rrd/CPU_usage_adad11-db.rrd:cpu_idle:

Are you sure there is data in those DS's?
Try an rrdtool fetch on the command line. Is it returning NAN's or
numeric values?


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