rixth@king:~$ cat /proc/mdadm
cat: /proc/mdadm: No such file or directory
rixth@king:~$ cat /proc/mdstat
Personalities : [raid1]
md0 : active raid1 sdc[1]
      244198464 blocks [2/1] [_U]

unused devices: <none>
rixth@king:~$

Subject: DegradedArray event on /dev/md0:king
Message-Id: <20061217005825.B27F3BF215@king>
Date: Sun, 17 Dec 2006 13:58:25 +1300 (NZDT)

This is an automatically generated mail message from mdadm
running on king

A DegradedArray event had been detected on md device /dev/md0.

Faithfully yours, etc.

P.S. The /proc/mdstat file currently contains the following:

Personalities : [raid1]
md0 : active raid1 sdc[1]
      244198464 blocks [2/1] [_U]

unused devices: <none>