/ $ sudo fdisk -l /dev/sda

Disk /dev/sda: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk identifier: 0xa4b57300

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1               1       12158    97659103+  83  Linux
/dev/sda2           12159       60801   390724897+  83  Linux