zookeeper文件myid配置错误，报Session 0x0 for server null, unexpected error
1、zookeeper配置完毕之候报错，信息如下：
这是连接zookeeper的server一直不断的报错
2、查看zookeeper配置信息
2、在每个服务器上更改myid文件，如10.10.10.70文件
之候启动zookeeper，服务正常
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grid@master1:~$ zkCli.sh -server 10.10.10.70:2181
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..............................
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2015-08-21 06:29:48,412 [myid:] - INFO [main-SendThread(10.10.10.70:2181):ClientCnxn$SendThread@975] - Opening socket connection to server 10.10.10.70/10.10.10.70:2181. Will not attempt to authenticate using SASL (unknown error)
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Welcome to
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2015-08-21 06:29:48,420 [myid:] - WARN [main-SendThread(10.10.10.70:2181):ClientCnxn$SendThread@1102] - Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect
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java.net.ConnectException: Connection refused
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at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
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at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739)
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at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:361)
- at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1081)
2、查看zookeeper配置信息
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grid@master1:/usr/local/zookeeper/conf$ cat zoo.cfg
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# The number of milliseconds of each tick
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tickTime=2000
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# The number of ticks that the initial
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# synchronization phase can take
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initLimit=10
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# The number of ticks that can pass between
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# sending a request and getting an acknowledgement
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syncLimit=5
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# the directory where the snapshot is stored.
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# do not use /tmp for storage, /tmp here is just
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# example sakes.
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dataDir=/data/zk
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dataLogDir=/data/zk/logs
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# the port at which the clients will connect
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clientPort=2181
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# the maximum number of client connections.
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# increase this if you need to handle more clients
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#maxClientCnxns=60
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#
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# Be sure to read the maintenance section of the
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# administrator guide before turning on autopurge.
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#
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# http://zookeeper.apache.org/doc/current/zookeeperAdmin.html#sc_maintenance
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#
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# The number of snapshots to retain in dataDir
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#autopurge.snapRetainCount=3
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# Purge task interval in hours
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# Set to "0" to disable auto purge feature
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#autopurge.purgeInterval=1
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server.70=10.10.10.70:2888:3888
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server.71=10.10.10.71:2888:3888
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server.72=10.10.10.72:2888:3888
- server.73=10.10.10.73:2888:3888
- 70
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