Disk /dev/sda: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x0002c330

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *        2048   971005951   485501952   83  Linux
/dev/sda2       971007998   976771071     2881537    5  Extended
/dev/sda5       971008000   976771071     2881536   82  Linux swap / Solaris