ubuntu@ubuntu:~$ lsblk
NAME   MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
sda      8:0    0 298.1G  0 disk
├─sda1   8:1    0   100M  0 part
├─sda2   8:2    0  14.7G  0 part
├─sda3   8:3    0  95.1G  0 part /media/ubuntu/OS
├─sda4   8:4    0     1K  0 part
├─sda5   8:5    0 180.6G  0 part /media/ubuntu/79a96d13-d5ad-4bf7-8dfa-0786b5b62
└─sda6   8:6    0   7.7G  0 part [SWAP]
sdb      8:16   1   7.3G  0 disk
└─sdb1   8:17   1   7.3G  0 part /cdrom
sr0     11:0    1  1024M  0 rom
loop0    7:0    0 842.7M  1 loop /rofs