It will be very appreciated if anyone could give some advice.
Physical machine:
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sr0 11:0 1 1024M 0 rom
sda 8:0 0 279.5G 0 disk
├─sda1 8:1 0 500M 0 part /boot
└─sda2 8:2 0 279G 0 part
├─VolGroup-lv_root (dm-0) 253:0 0 50G 0 lvm /
├─VolGroup-lv_swap (dm-1) 253:1 0 11.8G 0 lvm [SWAP]
└─VolGroup-lv_home (dm-2) 253:2 0 217.2G 0 lvm /home
sdb 8:16 0 1.8T 0 disk
└─sdb1 8:17 0 1.8T 0 part /data
sdc 8:32 0 1.8T 0 disk
└─sdc1 8:33 0 1.8T 0 part /backup
Problem is sdb and sdc won't show up in options. Any idea how to proceed?