[rrd-users] combining several RRD log files to one

Chris Mason chris at noodles.org.uk
Wed Mar 7 14:58:26 CET 2012

> Has anyone a logic (pseudo-code) or (Perl) script that allows me to combine
> several RRD log files that contain one or 2 datasets  to one RRD file with
> several datasets.

When you define a DEF, you specify the RRD file:


You can then use the DEFs as you normally would.

The syntax is defined in the rrdtool documentation:



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