阿里云ecs磁盘扩容

df -h
pvs
fdisk -l
pvs
pvcreate /dev/vdc
vgs
vgextend vgdata /dev/vdc
lvs
lvextend -l +100%FREE /dev/mapper/vgdata-lvdata 
xfs_growfs /dev/mapper/vgdata-lvdata
df -h