root@ubuntu:/home/ubuntu# lsblk
NAME    MAJ:MIN RM    SIZE RO TYPE  MOUNTPOINT
sda       8:0    0  465.8G  0 disk
├─sda1    8:1    0  457.8G  0 part
│ └─md0   9:0    0  457.7G  0 raid1
├─sda2    8:2    0      1K  0 part
└─sda5    8:5    0      8G  0 part  [SWAP]
sdb       8:16   1   14.6G  0 disk
├─sdb1    8:17   1      1G  0 part
└─sdb2    8:18   1    2.2M  0 part
sr0      11:0    1   1024M  0 rom
loop0     7:0    0 1007.1M  1 loop  /rofs
root@ubuntu:/home/ubuntu#