Listing 4. /etc/mdadm.conf

DEVICE partitions
ARRAY /dev/md0 level=raid1 num-devices=2 UUID=b3cd99e7:d02be486:b0ea429a:e18ccf65
 &rarrhk;devices=/dev/sda1,missing
ARRAY /dev/md1 level=raid1 num-devices=2 UUID=75fa22aa:9a11bcad:b42ed14a:b5f8da3c devices=/dev/sda2,missing
ARRAY /dev/md2 level=raid1 num-devices=2 UUID=532502de:90e44fb0:242f485f:f02a2565 devices=/dev/sda3,missing

