https://community.cloudera.com/t5/Support-Questions/two-name-nodes-are-stand-by-after-configuring-HA/m-p/185272#M147379 <P>running ./zkCli on two name nodes shows the same error </P><P>Welcome to ZooKeeper! JLine support is enabled [zk: localhost:2181(CONNECTING) 0] 2017-04-03 09:57:34,141 [myid:] - INFO [main-SendThread(127.0.0.1:2181):ClientCnxn$SendThread@1032] - Opening socket connection to server 127.0.0.1/127.0.0.1:2181. Will not attempt to authenticate using SASL (unknown error) 2017-04-03 09:57:34,148 [myid:] - WARN [main-SendThread(127.0.0.1:2181):ClientCnxn$SendThread@1162] - Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect java.net.ConnectException: Connection refused at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:744) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:361) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1141)</P> Mon, 03 Apr 2017 21:03:24 GMT oula_alshiekh 2017-04-03T21:03:24Z