Munin is a group of programs to gather data from hosts, graph them,
create html-pages, and optionally warn contacts about any off-limit
values.
The Munin master contains the following programs:
munin-update - to gather data from machines running munin-node.
munin-graph - to create graphs from data contained in rrd-files.
munin-limits - to check for any off-limit values.
munin-html - to draw html-pages on an Munin installation
munin-cron - to batch other munin programs