[CentOS] mdstat and /dev/mapper

Fri Jul 30 12:11:21 UTC 2010
Jerry Geis <geisj at pagestation.com>

hi all,

In the past I used software RAID-1 and monitored /proc/mdstat to make 
sure things were ok in the array.
I am starting to play with /dev/mapper and was wondering how I monitor 
this for a disk going bad.