2016-03-21 15:32:39,858 INFO  [main] zookeeper.ZooKeeper: Initiating client connection, connectString=item-70288:2182 sessionTimeout=120000 watcher=clean znode for master0x0, quorum=item-70288:2182, baseZNode=/hbase
2016-03-21 15:32:39,877 INFO  [main-SendThread(item-70288:2182)] zookeeper.ClientCnxn: Opening socket connection to server item-70288/172.26.180.6:2182. Will not attempt to authenticate using SASL (unknown error)
2016-03-21 15:32:39,882 WARN  [main-SendThread(item-70288:2182)] zookeeper.ClientCnxn: 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:717)
        at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:361)
        at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1081)
2016-03-21 15:32:39,994 WARN  [main] zookeeper.RecoverableZooKeeper: Possibly transient ZooKeeper, quorum=item-70288:2182, exception=org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /hbase/master
2016-03-21 15:32:40,995 INFO  [main-SendThread(item-70288:2182)] zookeeper.ClientCnxn: Opening socket connection to server item-70288/172.26.180.6:2182. Will not attempt to authenticate using SASL (unknown error)
2016-03-21 15:32:40,996 WARN  [main-SendThread(item-70288:2182)] zookeeper.ClientCnxn: 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:717)
        at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:361)
        at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1081)
2016-03-21 15:32:41,097 WARN  [main] zookeeper.RecoverableZooKeeper: Possibly transient ZooKeeper, quorum=item-70288:2182, exception=org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /hbase/master
2016-03-21 15:32:41,097 ERROR [main] zookeeper.RecoverableZooKeeper: ZooKeeper getData failed after 1 attempts
2016-03-21 15:32:41,097 WARN  [main] zookeeper.ZKUtil: clean znode for master0x0, quorum=item-70288:2182, baseZNode=/hbase Unable to get data of znode /hbase/master
org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /hbase/master
        at org.apache.zookeeper.KeeperException.create(KeeperException.java:99)
        at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
        at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1155)
        at org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.getData(RecoverableZooKeeper.java:359)
        at org.apache.hadoop.hbase.zookeeper.ZKUtil.getDataNoWatch(ZKUtil.java:835)
        at org.apache.hadoop.hbase.zookeeper.MasterAddressTracker.deleteIfEquals(MasterAddressTracker.java:267)
        at org.apache.hadoop.hbase.ZNodeClearer.clear(ZNodeClearer.java:149)
        at org.apache.hadoop.hbase.master.HMasterCommandLine.run(HMasterCommandLine.java:143)
        at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
        at org.apache.hadoop.hbase.util.ServerCommandLine.doMain(ServerCommandLine.java:126)
        at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:2304)
2016-03-21 15:32:41,098 ERROR [main] zookeeper.ZooKeeperWatcher: clean znode for master0x0, quorum=item-70288:2182, baseZNode=/hbase Received unexpected KeeperException, re-throwing exception
org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /hbase/master
        at org.apache.zookeeper.KeeperException.create(KeeperException.java:99)
        at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
        at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1155)
        at org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.getData(RecoverableZooKeeper.java:359)
        at org.apache.hadoop.hbase.zookeeper.ZKUtil.getDataNoWatch(ZKUtil.java:835)
        at org.apache.hadoop.hbase.zookeeper.MasterAddressTracker.deleteIfEquals(MasterAddressTracker.java:267)
        at org.apache.hadoop.hbase.ZNodeClearer.clear(ZNodeClearer.java:149)
        at org.apache.hadoop.hbase.master.HMasterCommandLine.run(HMasterCommandLine.java:143)
        at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
        at org.apache.hadoop.hbase.util.ServerCommandLine.doMain(ServerCommandLine.java:126)
        at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:2304)
2016-03-21 15:32:41,098 WARN  [main] zookeeper.ZooKeeperNodeTracker: Can't get or delete the master znode
org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /hbase/master
        at org.apache.zookeeper.KeeperException.create(KeeperException.java:99)
        at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
        at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1155)
        at org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.getData(RecoverableZooKeeper.java:359)
        at org.apache.hadoop.hbase.zookeeper.ZKUtil.getDataNoWatch(ZKUtil.java:835)
        at org.apache.hadoop.hbase.zookeeper.MasterAddressTracker.deleteIfEquals(MasterAddressTracker.java:267)
        at org.apache.hadoop.hbase.ZNodeClearer.clear(ZNodeClearer.java:149)
        at org.apache.hadoop.hbase.master.HMasterCommandLine.run(HMasterCommandLine.java:143)
        at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
        at org.apache.hadoop.hbase.util.ServerCommandLine.doMain(ServerCommandLine.java:126)
        at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:2304)
2016-03-21 15:32:42,097 INFO  [main-SendThread(item-70288:2182)] zookeeper.ClientCnxn: Opening socket connection to server item-70288/172.26.180.6:2182. Will not attempt to authenticate using SASL (unknown error)
2016-03-21 15:32:42,198 INFO  [main] zookeeper.ZooKeeper: Session: 0x0 closed
2016-03-21 15:32:42,198 INFO  [main-EventThread] zookeeper.ClientCnxn: EventThread shut down