[root@server4 mnt]# fdisk -cu /dev/vda Command (m for help): p Disk /dev/vda: 6442 MB, 6442450944 bytes 16 heads, 63 sectors/track, 12483 cylinders, total 12582912 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: 0x0003b970 Device Boot Start End Blocks Id Syst..