/usr/bin/rrdtool graph - \
--imgformat=PNG \
--start=1280341216 \
--end=1280427616 \
--title="zserver1 - Logged in Users" \
--rigid \
--base=1000 \
--height=120 \
--width=500 \
--alt-autoscale-max \
--lower-limit=0 \
COMMENT:"From 2010/07/28 14\:20\:16 To 2010/07/29 14\:20\:16\c" \
COMMENT:"  \n" \
--vertical-label="users" \
--slope-mode \
--font TITLE:12: \
--font AXIS:8: \
--font LEGEND:10: \
--font UNIT:8: \
DEF:a="/var/www/html/cacti/rra/localhost_users_6.rrd":users:AVERAGE \
AREA:a#4668E4FF:"Users"  \
GPRINT:a:LAST:"Current\:%8.0lf"  \
GPRINT:a:AVERAGE:"Average\:%8.0lf"  \
GPRINT:a:MAX:"Maximum\:%8.0lf\n"