I found this online, which may relate: http://stackoverflow.com/questions/13316776/zookeeper-connection-error Additionally, I'd check the zookeeper logs to see if they have any more information.
On Tue, Dec 3, 2013 at 6:57 AM, Eduardo Costa Alfaia < [email protected]> wrote: > Hi Dears, > > I did recently(yesterday) a clone from github of the master incubator > spark, I am configuring spark with zookeeper, I have read the > spark-standalone documentation, I did the zookeeper’s installation and > configuration, it’s ok, it works, I am using 2 masters nodes but when I > start start-master.sh each one > I get this error: > > 13/12/03 15:41:27 INFO zookeeper.ClientCnxn: Socket connection established > to 10.20.10.60/10.20.10.60:2181, initiating session > 13/12/03 15:41:27 INFO zookeeper.ClientCnxn: Unable to read additional > data from server sessionid 0x0, likely server has closed socket, closing > socket connection and attempting reconnect > 13/12/03 15:41:27 INFO zookeeper.ClientCnxn: Opening socket connection to > server 10.20.10.60/10.20.10.60:2181. Will not attempt to authenticate > using SASL (Unable to locate a login configuration) > 13/12/03 15:41:27 INFO zookeeper.ClientCnxn: Socket connection established > to 10.20.10.60/10.20.10.60:2181, initiating session > 13/12/03 15:41:27 INFO zookeeper.ClientCnxn: Unable to read additional > data from server sessionid 0x0, likely server has closed socket, closing > socket connection and attempting reconnect > 13/12/03 15:41:27 ERROR master.SparkZooKeeperSession: Could not connect to > ZooKeeper: system failure > 13/12/03 15:41:27 ERROR master.ZooKeeperLeaderElectionAgent: ZooKeeper > down! LeaderElectionAgent shutting down Master. > > 13/12/03 15:30:29 INFO zookeeper.ClientCnxn: Socket connection established > to 10.20.10.60/10.20.10.60:2181, initiating session > 13/12/03 15:30:29 INFO zookeeper.ClientCnxn: Unable to read additional > data from server sessionid 0x0, likely server has closed socket, closing > socket connection and attempting reconnect > 13/12/03 15:30:29 INFO zookeeper.ClientCnxn: Opening socket connection to > server 10.20.10.61/10.20.10.61:2181. Will not attempt to authenticate > using SASL (Unable to locate a login configuration) > 13/12/03 15:30:29 INFO zookeeper.ClientCnxn: Socket connection established > to 10.20.10.61/10.20.10.61:2181, initiating session > 13/12/03 15:30:29 INFO zookeeper.ClientCnxn: Unable to read additional > data from server sessionid 0x0, likely server has closed socket, closing > socket connection and attempting reconnect > 13/12/03 15:30:29 ERROR master.SparkZooKeeperSession: Could not connect to > ZooKeeper: system failure > 13/12/03 15:30:29 ERROR master.ZooKeeperLeaderElectionAgent: ZooKeeper > down! LeaderElectionAgent shutting down Master. > > > and the process goes down > > Anybody may help me? > > Best Regards >
