This is an automatically generated mail message from mdadm running on baron A Fail event had been detected on md device /dev/md/1. It could be related to component device /dev/sdb2. Faithfully yours, etc. P.S. The /proc/mdstat file currently contains the following: Personalities : [raid0] [raid1] [raid10] [raid6] [raid5] [raid4] md1 : active raid1 sda2[2] sdb2[0](F) 524276 blocks super 1.2 [2/1] [_U] md0 : active raid1 sdb1[0](F) sda1[2] 12581816 blocks super 1.2 [2/1] [_U] md3 : active raid1 sdb4[0](F) sda4[2] 1843414335 blocks super 1.2 [2/1] [_U] md2 : active raid1 sdb3[0](F) sda3[2] 1073740664 blocks super 1.2 [2/1] [_U] unused devices: <none>