NAME                  MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
sda                     8:0    0 931.5G  0 disk 
└─sda5                  8:5    0 931.3G  0 part 
  ├─ubuntu--vg-root   252:0    0 923.3G  0 lvm  
  └─ubuntu--vg-swap_1 252:1    0   7.9G  0 lvm  
sdb                     8:16   1  14.9G  0 disk 
└─sdb1                  8:17   1  14.9G  0 part /cdrom
sr0                    11:0    1  1024M  0 rom  
loop0                   7:0    0   1.1G  1 loop /rofs