systemctl stop docker
mkdir /data/docker
cp -r /var/lib/docker/* /data/docker
mv /var/lib/docker /var/lib/docker.bak
ln -s /data/docker /var/lib/docker
ls -al /var/lib/docker
docker info
systemctl stop docker
mkdir /data/docker
cp -r /var/lib/docker/* /data/docker
mv /var/lib/docker /var/lib/docker.bak
ln -s /data/docker /var/lib/docker
ls -al /var/lib/docker
docker info