Update index.md (#4988)

format the command line
2017-08-18 04:51:02 +08:00
parent 5b4c1a4ace
commit 82d421f82a
1 changed files with 1 additions and 0 deletions
@@ -99,6 +99,7 @@ for `${NODE_IP}` on each machine.
 #### Validating your cluster

 Once you copy this into all three nodes, you should have a clustered etcd set up.  You can validate on master with
+
 ```shell
 kubectl exec < pod_name > etcdctl member list
 ```