#!/bin/sh 
/usr/bin/rrdtool create /var/lib/mrtg/ktlh.rrd \
    --step 1200 \
    DS:temp:GAUGE:2400:-58:122 \
    DS:dew:GAUGE:2400:-58:122 \
    DS:heat:GAUGE:2400:-58:122 \
    DS:chill:GAUGE:2400:-58:122 \
    DS:humid:GAUGE:2400:0:100 \
    DS:press:GAUGE:2400:980:1040 \
    DS:speed:GAUGE:2400:0:200 \
    DS:direction:GAUGE:2400:0:360 \
    RRA:AVERAGE:0.5:1:800 \
    RRA:AVERAGE:0.5:6:800 \
    RRA:AVERAGE:0.5:24:1600 \
    RRA:AVERAGE:0.5:288:1600 \
    RRA:MAX:0.5:1:800 \
    RRA:MAX:0.5:6:800 \
    RRA:MAX:0.5:24:1600 \
    RRA:MAX:0.5:288:1600