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1 #!/bin/sh
2 echo "Content-type: image/png"
3 echo
4 D=/var/log/arexxd
5 exec rrdtool graph - \
6         --start 'now-12h' \
7         --end 'now' \
8         --title "Relative Humidity" \
9         -w 720 -h 600 \
10         -x MINUTE:10:HOUR:1:HOUR:2:0:%H:%M \
11         -y 5:2 \
12         --right-axis 1:0 --right-axis-format "%3.0lf" \
13         --legend-position east \
14         --units-exponent 0 --lower-limit 0 --upper-limit 100 --rigid \
15         DEF:a=$D/sensor-catarium-rh.rrd:rh:AVERAGE 'LINE1:a#cc0000:Catarium'