我目前的 mdstat：
$ cat /proc/mdstat
Personalities : [raid6] [raid5] [raid4] [linear] [multipath] [raid0] [raid1] [raid10]
md0 : active raid6 sde[8] sdh[4] sdg[1] sdd[6] sdb[5] sdc[7]
9766914560 blocks super 1.2 level 6, 512k chunk, algorithm 2 [7/6] [UUUUU_U]
unused devices: <none>
这是 mdadm --detail：
$ sudo mdadm --detail /dev/md0
/dev/md0:
Version : 1.2
Creation Time : Fri Apr 26 21:52:21 2013
Raid Level : raid6
Array Size : 9766914560 (9314.46 GiB 10001.32 GB)
Used Dev Size : 1953382912 (1862.89 GiB 2000.26 …