[root@JLAB ~]# mdadm --detail
/dev/md0
/dev/md0:
Version : 1.2
Creation Time : Mon Sep 2 15:54:03 2013
Raid Level : raid6
Array Size : 70311960576 (67054.71 GiB
71999.45 GB)
Used Dev Size : 17577990144 (16763.68 GiB
17999.86 GB)
Raid Devices : 6
Total Devices : 6
Persistence : Superblock is persistent
Update Time : Wed Sep 4 12:22:12 2013
State : active, degraded,
recovering
Active Devices : 5
Working
Devices : 6
Failed Devices : 0
Spare Devices : 1
Layout : left-symmetric
Chunk Size : 512K
Rebuild Status : 75% complete
Name : TSM:0 (local to host TSM)
UUID : afb236a4:fc964be4:bf75dd5a:21c49aea
Events : 354864
Number
Major Minor RaidDevice State
6
253 0 0 spare rebuilding /dev/dm-0
1
253 1 1 active sync /dev/dm-1
2
253 2 2 active sync /dev/dm-2
3
253 3 3 active sync /dev/dm-3
4
253 4 4 active sync /dev/dm-4
5
253 5 5 active sync /dev/dm-5
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