#!/bin/sh

sed \
    -e '1,/For postprocessing/d' \
    -e '/^$/d' \
    -e 's/ /_/g' \
    | while read db val; do
        # strip the units etc
        val=`echo $val | sed 's;_.*;;'`
        echo $db: $val
        rrdtool update $db.rrd N:$val
    done