ubuntu@ubuntu:~$ sudo fdisk -l

Disk /dev/sda: 250.0 GB, 250000000000 bytes
255 heads, 63 sectors/track, 30394 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk identifier: 0xe686f016

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *           1       30017   241111521   83  Linux
/dev/sda2           30018       30394     3028252+   5  Extended
/dev/sda5           30018       30394     3028221   82  Linux swap / Solaris

Disk /dev/sdb: 80.0 GB, 80026361856 bytes
255 heads, 63 sectors/track, 9729 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk identifier: 0x634c6f03

   Device Boot      Start         End      Blocks   Id  System
/dev/sdb1   *           1        9728    78140128+   7  HPFS/NTFS