$ sudo fdisk -l

Disk /dev/sda: 4034 MB, 4034838528 bytes
109 heads, 2 sectors/track, 36149 cylinders
Units = cylinders of 218 * 512 = 111616 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x000b9bc0

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *          10       36141     3938304   83  Linux

Disk /dev/sdb: 16.0 GB, 16039018496 bytes
256 heads, 63 sectors/track, 1942 cylinders
Units = cylinders of 16128 * 512 = 8257536 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000

   Device Boot      Start         End      Blocks   Id  System
/dev/sdb1   *           1        1941    15652192+  a5  FreeBSD