1. # RKE cluster.yml
    2. ---
    3. etcd:
    4. data-dir: '/var/lib/rancher/etcd/data/'
    5. extra_binds:
    6. - '/var/lib/etcd/data:/var/lib/rancher/etcd/data'
    7. - '/var/lib/etcd/wal:/var/lib/rancher/etcd/wal'