使用命令 dmraid
dmraid -s 查看设备状态
*** Active Set
name : sil_bhaeahbgbdde
size : 976771120
stride : 0
type : mirror
status : ok
subsets: 0
devs : 2
spares : 0
dmraid -r 查看设备情况
/dev/sda: sil, “sil_bhaeahbgbdde”, mirror, ok, 976771120 sectors, data@ 0
/dev/sdb: sil, “sil_bhaeahbgbdde”, mirror, ok, 976771120 sectors, data@ 0