aaronpk/munin-raid-monitor — pull request #2 by tpiccioli (2013-02-04 16:00:52+00:00)
Title: Don't be limited to md0 -> md9 raid device names

Someone may need to use a lot of raid devices.
Anyway, the new ubuntu mdadm/kernel setup creates a default mdadm.conf that seems to use names around /dev/md127