mdadm软RAID的删除方法和注意事项

mdadm软RAID的删除方法和注意事项
删除整个RAID：

mdadm /dev/md0 –fail /dev/sdb –remove /dev/sdb
mdadm /dev/md0 –fail /dev/sdc –remove /dev/sdc
mdadm /dev/md0 –fail /dev/sdc –remove /dev/sdd
mdadm /dev/md0 –fail /dev/sde –remove /dev/sde
mdadm /dev/md0 –fail /dev/sdf –remove /dev/sdf

mdadm –stop /dev/md0
mdadm –remove /dev/md0

mdadm –misc –zero-superblock /dev/sdb
mdadm –misc –zero-superblock /dev/sdc
mdadm –misc –zero-superblock /dev/sdd
mdadm –misc –zero-superblock /dev/sde
mdadm –misc –zero-superblock /dev/sdf

即： 先删除RAID中的所有设备，然后停止该RAID即可