mo-1:~ # df -h
没有显示250G,新加的磁盘
mo-1:~ # lvdisplay
--- Logical volume ---
LV Name /dev/vg0/myroot
VG Name vg0
mo-1:~ # mount /dev/vg0/myroot /abaptest
有了
mo-1:~ # df -h
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/vg0-myroot 247G 178G 57G 76% /abaptest