The above figure is an example of the operation command to create a vdo volume
YUM download vdo kmod-kvdo
Add a new unused hard drive sde
Creation and formatting of vdo
-------vdo create --name=name --device=sde path --vdoLogicalSize=capacity
------mkfs.xfs -K /dev/mapper/vdoname (c This path name is the path name displayed after it is successfully created, as shown below)
------Check if the creation is successful
Update and mount
--------udevadm settle
--------mkdir /vbark Create mount point vbark
-------mount mount vdomane to vbark
vi to auto-mount settings at boot
-------vi /etc/fstab Set the boot, walk and mount and verify whether it is successful
View the usage of vdo
