root@oit-st1:~# lsblk
NAME                               MAJ:MIN RM   SIZE RO TYPE  MOUNTPOINT
sda                                  8:0    0 465,8G  0 disk
├─sda1                               8:1    0  29,8G  0 part  /
├─sda2                               8:2    0   3,7G  0 part  [SWAP]
└─sda3                               8:3    0 432,2G  0 part  /srv
sdb                                  8:16   0   1,8T  0 disk
├─sdb1                               8:17   0   1,8T  0 part
└─35000c500586cdb37 (dm-0)         254:0    0   1,8T  0 mpath
  └─35000c500586cdb37-part1 (dm-3) 254:3    0   1,8T  0 part
    └─md0                            9:0    0   1,8T  0 raid1
sdc                                  8:32   0   1,8T  0 disk
├─sdc1                               8:33   0   1,8T  0 part
└─35000c50058ac83b7 (dm-1)         254:1    0   1,8T  0 mpath
  └─35000c50058ac83b7-part1 (dm-2) 254:2    0   1,8T  0 part
    └─md0                            9:0    0   1,8T  0 raid1
sdd                                  8:48   0   1,8T  0 disk
├─sdd1                               8:49   0   1,8T  0 part
└─35000c500586cdb37 (dm-0)         254:0    0   1,8T  0 mpath
  └─35000c500586cdb37-part1 (dm-3) 254:3    0   1,8T  0 part
    └─md0                            9:0    0   1,8T  0 raid1
sde                                  8:64   0   1,8T  0 disk
├─sde1                               8:65   0   1,8T  0 part
└─35000c50058ac83b7 (dm-1)         254:1    0   1,8T  0 mpath
  └─35000c50058ac83b7-part1 (dm-2) 254:2    0   1,8T  0 part
    └─md0                            9:0    0   1,8T  0 raid1