ubuntu@ubuntu:~$ sudo fdisk -l /dev/sda
Disk /dev/sda: 160.0 GB, 160041885696 bytes
255 heads, 63 sectors/track, 19457 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/sda1 1 6710 53898043+ 7 HPFS/NTFS
/dev/sda2 18702 19457 6072570 5 Extended
/dev/sda3 * 6711 18701 96317707+ 83 Linux
/dev/sda5 19080 19457 3036253+ 82 Linux swap / Solaris
/dev/sda6 18702 19079 3036222 82 Linux swap / Solaris
Partition table entries are not in disk order