NAME                MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
sr0                  11:0    1 1024M  0 rom  
vda                 251:0    0   38G  0 disk 
├─vda1              251:1    0    1G  0 part /boot
└─vda2              251:2    0   36G  0 part 
  ├─vg_main-lv_root 252:0    0   32G  0 lvm  /
  └─vg_main-lv_swap 252:1    0    4G  0 lvm  [SWAP]
