rrdtool restore - restore the contents of an RRD from its XML dump format
rrdtool restore filename.xml filename.rrd [--range-check|-r]
The restore function reads the XML representation of an RRD and converts it into the native RRD format.
The name of the XML you want to restore.
The name of the RRD to restore.
Make sure the values in the RRAs do not exceed the limits defined for the different datasources.
Tobias Oetiker <oetiker@ee.ethz.ch>