??????????????飺
????1.????????????е???????????????pvcreate /dev/sdc
????2.??????????????????У?vgextend linux -vg /dev/sdc
????3.????????С??vgdisplay
????2??????????????С????????С??????????????????????ж?????С??????????????￡?
????1.ж?????????umount /dev/lnux -lv/mylv
????2.??С???????resize2fs /dev/linux -lv/mylv 10G
????3.??С??????С??lvreduce -L -5G /dev/linux -lv/mylv
????4.????С???С??lvdisplay
????5.????????mount /dev/linux -lv/mylv /mnt
??????С??????飺
????1.??????????????????飺vgreduce linux -lv /dev/sdc
????2.????С??????С??vgdisplay