[rrd-users] Re: Odd gaps in RRD data

Serge Maandag serge.maandag at staff.zeelandnet.nl
Wed Jan 28 17:34:55 MET 2004


> rrdtool create simba-temperature.rrd \
>  DS:mbtemp:GAUGE:300:0:100 \
>  DS:cputemp:GAUGE:300:0:100 \
>  RRA:AVERAGE:0.5:1:288 \
>  RRA:MAX:0.5:1:288 \
>  RRA:AVERAGE:0.5:12:168 \
>  RRA:MAX:0.5:12:168

Both your step and your heartbeat are 300.
Nan's appear due to you updating with an interval that
is a little over 300 seconds. Look at the rrdtool create
manual, find the section called "The HEARTBEAT and the STEP"
and change your heartbeats to an appropriate setting (like 600).

Serge.

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