*

[root@node2 ~]# lsblk

NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT

vdd 252:48 0 5G 0 disk

vde 252:64 0 10G 0 disk

[root@node2 ~]# yum install kmod-kvdo vdo

[root@node2 ~]# systemctl enable --now vdo

[root@node2 ~]# systemctl start vdo

[root@node2 ~]# systemctl status vdo

[root@node2 ~]# vdo create --name=vdo1 --device=/dev/vde --vdoLogicalSize=50G

[root@node2 ~]# vdostats --hu

Device Size Used Available Use% Space saving%

/dev/mapper/vdo1 10.0G 4.0G 6.0G 40% N/A

[root@node2 ~]# mkfs.xfs -K /dev/mapper/vdo1

*

[root@node2 ~]# lsblk

NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT

vde 252:64 0 10G 0 disk

└─vdo1 253:4 0 50G 0 vdo

[root@node2 ~]# mkdir /vbread

[root@node2 ~]# blkid

/dev/mapper/vdo1: UUID="1ec7a341-6051-4aed-8a2c-4d2d61833227" BLOCK_SIZE="4096" TYPE="xfs"

[root@node2 ~]# vim /etc/fstab

UUID=1ec7a341-6051-4aed-8a2c-4d2d61833227 /vbread xfs defaults,x-systemd.requires=vdo.service 0 0

[root@node2 ~]# mount /dev/mapper/vdo1 /vbread/

[root@node2 ~]# df -hT

Filesystem Type Size Used Avail Use% Mounted on

/dev/mapper/vdo1 xfs 50G 390M 50G 1% /vbread