[ding@master ~]$ sudo fdisk -l
disk /dev/sda: 21.5 gb, 21474836480 bytes
255 heads, 63 sectors/track, 2610 cylinders
units = cylinders of 16065 * 512 = 8225280 bytes
sector size (logical/physical): 512 bytes / 512 bytes
i/o size (minimum/optimal): 512 bytes / 512 bytes
disk identifier: 0x000c82f5
device boot start end blocks id system
/dev/sda1 * 1 64 512000 83 linux
partition 1 does not end on cylinder boundary.
/dev/sda2 64 1045 7875584 8e linux lvm
disk /dev/mapper/vg_master-lv_root: 7205 mb, 7205814272 bytes
255 heads, 63 sectors/track, 876 cylinders
units = cylinders of 16065 * 512 = 8225280 bytes
sector size (logical/physical): 512 bytes / 512 bytes
i/o size (minimum/optimal): 512 bytes / 512 bytes
disk identifier: 0x00000000
disk /dev/mapper/vg_master-lv_swap: 855 mb, 855638016 bytes
255 heads, 63 sectors/track, 104 cylinders
units = cylinders of 16065 * 512 = 8225280 bytes
sector size (logical/physical): 512 bytes / 512 bytes
i/o size (minimum/optimal): 512 bytes / 512 bytes
disk identifier: 0x00000000