{
  "clusterid": "5ac2ed6f-7e4e-4e1d-8e8c-3a6df1fb61a5",
  "kvdb": [ 
      "etcd:http://etcd1.example.com:4001",
      "etcd:http://etcd2.example.com:4001"
    ],
  "storage": {
    "devices": [
      "/dev/xvdf",
      "/dev/xvdg"
    ]
  }
}