NAME                         FSTYPE   LABEL                    MOUNTPOINT
sda                                                            
├─sda1                       ext2                              
├─sda2                                                         
└─sda5                       LVM2_mem                          
  ├─ubuntu--vg-root (dm-0)   ext4                              /media/ubuntu/b91
  └─ubuntu--vg-swap_1 (dm-1) swap                              
sdb                                                            
sr0                          iso9660  Ubuntu 14.04.2 LTS amd64 /cdrom
loop0                        squashfs                          /rofs

                                                                          
Warning: Unable to open /dev/sr0 read-write (Read-only file system).  /dev/sr0
has been opened read-only.
Model: DVD-ROM 16X (scsi)
Disk /dev/sr0: 1044MB
Sector size (logical/physical): 2048B/2048B
Partition Table: mac

Number  Start   End     Size    File system  Name   Flags
 1      8192B   24.6kB  16.4kB               Apple
 2      42.3MB  51.8MB  9568kB               EFI