Personalities : [linear] [multipath] [raid0] [raid1] [raid6] [raid5] [raid4] [raid10] md0 : active raid5 sda1[0] sdb1[1] sdd1[5] sdf1[4] 5860147200 blocks super 1.2 level 5, 512k chunk, algorithm 2 [4/4] [UUUU] unused devices: