Steps work for me:
-
Stop all containers
docker stop $(docker ps -a -q) -
Stop docker
sudo service docker stop -
Copy docker directory
cp -r /var/lib/docker/* /home/docker/ -
Unmount all old docker overlays
umount -f /var/lib/docker/overlay/*/*andumount -f /var/lib/docker/containers/*/mounts/shm -
Change in
/etc/docker/daemon.jsongraph to new path{ "graph": "/home/docker/" } -
Start docker
sudo service docker start -
Remove old
/var/lib/docker/