내 md0의 구성(아래). # mdadm -D /dev/md0 /dev/md0: Version : 01.02 Creation Time : Tue Nov 29 21:22:23 2011 Raid Level : raid1 Array Size : 488382841 (465.76 GiB 500.10 GB) Used Dev Size : 976765682 (931.52 GiB 1000.21 GB) Raid Devices : 2 Total Devices : 3 Preferred Minor : 0 Persistence : Superblock …