NAME   MAJ:MIN RM   SIZE RO TYPE MOUNTPOINTS
sda      8:0    0  55.9G  0 disk 
├─sda1   8:1    0  31.5K  0 part 
├─sda2   8:2    0 244.1M  0 part /boot/grub
├─sda3   8:3    0  54.7G  0 part /
├─sda4   8:4    0 966.7M  0 part [SWAP]
└─sda5   8:5    0   512B  0 part 
sr0     11:0    1  1024M  0 rom