db-worker-1$ sudo e2label /dev/xvdh docker-volumes
db-worker-1$ sudo e2label /dev/xvdh
docker-volumes
db-worker-1$ lsblk -f
NAME    FSTYPE LABEL           UUID             MOUNTPOINT
xvda
`-xvda1 ext4   cloudimg-rootfs *** /
xvdh    ext4                   *** /var/lib/docker/volumes
db-worker-1$ ls -al /dev/disk/by-label/
total 0
drwxr-xr-x 2 root root 60 Jun 25  2018 .
drwxr-xr-x 4 root root 80 Jun 25  2018 ..
lrwxrwxrwx 1 root root 11 May 23 08:59 cloudimg-rootfs -> ../../xvda1