# fdisk -l
Device Boot Start End Blocks Id System
/dev/sda1 * 2048 499711 248832 83 Linux
/dev/sda2 501758 41940991 20719617 5 Extended
/dev/sda5 501760 41940991 20719616 8e Linux LVM
Disk /dev/mapper/a--vm--vg-swap_1 doesn't contain a valid partition table
就开始/结束而言,sda2 和 sda5 之间是否有重叠?
# df
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/mapper/a--vm--vg-root 18180876 3424464 13809828 20% /
我最初的磁盘是20G,然后我扩展了一个LVM分区,但是好像不起作用?
Command (m for help): v
Remaining 41949182 unallocated 512-byte sectors
Command (m for help): p
Disk /dev/sda: 42.9 GB, 42949672960 bytes
255 heads, 63 sectors/track, 5221 cylinders, total 83886080 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: 0x00094bdb