etcd 2.3 sparkPI success

gistfile1.txt

ThreadEventExecutor.java:357)
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:357)
	at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:111)
	... 1 more
16/07/10 18:53:15 INFO Worker: Retrying connection to master (attempt # 3)
16/07/10 18:53:15 INFO Worker: Connecting to master spark-ms-0.q:7077...
16/07/10 18:53:15 INFO Worker: Successfully registered with master spark://10.0.52.30:7077
quilt@ip-172-31-7-45:~$ curl http://127.0.0.1:2379/version
{"etcdserver":"2.3.6","etcdcluster":"2.3.0"}