我有一个在独立模式下部署hbase的安装程序。起初一切正常，但30分钟左右我的Zookeeper服务就没了。我有个例外：

2015-05-05 19:52:06,999 ERROR [main] zookeeper.RecoverableZooKeeper: ZooKeeper getData failed after 1 attempts
2015-05-05 19:52:06,999 WARN  [main] zookeeper.ZKUtil: clean znode for master0x0, quorum=localhost:2181, baseZNode=/hbase Unable to get data of znode /hbase/master
org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /hbase/master
        at org.apache.zookeeper.KeeperException.create(KeeperException.java:99)
        at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
        at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1155)
        at org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.getData(RecoverableZooKeeper.java:360)
        at org.apache.hadoop.hbase.zookeeper.ZKUtil.getDataNoWatch(ZKUtil.java:775)
        at org.apache.hadoop.hbase.zookeeper.MasterAddressTracker.deleteIfEquals(MasterAddressTracker.java:251)
        at org.apache.hadoop.hbase.ZNodeClearer.clear(ZNodeClearer.java:149)
        at org.apache.hadoop.hbase.master.HMasterCommandLine.run(HMasterCommandLine.java:143)
        at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
        at org.apache.hadoop.hbase.util.ServerCommandLine.doMain(ServerCommandLine.java:126)
        at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:1996)
2015-05-05 19:52:06,999 WARN  [main-SendThread(agalaxy:2181)] zookeeper.ClientCnxn: Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect
java.net.ConnectException: Connection refused
        at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
        at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739)
        at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:361)
        at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1081)
2015-05-05 19:52:06,999 ERROR [main] zookeeper.ZooKeeperWatcher: clean znode for master0x0, quorum=localhost:2181, baseZNode=/hbase Received unexpected KeeperException, re-throwing exception

我正在将连续数据流注入hbase。我查了zookeeper的日志，但大部分都不可读。我找不到服务停止的原因。有人能帮忙吗。谢谢！这是我的配置

<configuration>
   <property>
        <name>hbase.master</name>
        <value>localhost:60000</value>
        <description>The host and port that the HBase master runs at.</description>
    </property>
    <property>
        <name>hbase.regionserver.port</name>
        <value>60020</value>
        <description>The host and port that the HBase master runs at.</description>
    </property>
    <property>
        <name>hbase.rootdir</name>
        <value>file:///data/hbase</value>
    </property>
    <property>
        <name>hbase.zookeeper.property.dataDir</name>
        <value>/data/zookeeper</value>
    </property>
    <property>
        <name>hbase.tmp.dir</name>
        <value>/data/hbase/tmp</value>
 </property>
    <property>
        <name>hbase.zookeeper.quorum</name>
        <value>localhost</value>
    </property>
    <property>
        <name>dfs.replication</name>
        <value>2</value>
    </property>
    <property>
        <name>hbase.zookeeper.property.clientPort</name>
        <value>2181</value>
        <description>Property from ZooKeeper's config zoo.cfg.
            The port at which the clients will connect.
        </description>
    </property>
</configuration>