<property>
  <name>dfs.nameservices</name>
  <value>mycluster</value>
</property>
<property>
  <name>dfs.ha.namenodes.mycluster</name>
  <value>nn1,nn2</value>
</property>
<property>
  <name>dfs.namenode.rpc-address.mycluster.nn1</name>
  <value>node01:8020</value>
</property>
<property>
  <name>dfs.namenode.rpc-address.mycluster.nn2</name>
  <value>node02:8020</value>
</property>
<property>
  <name>dfs.namenode.http-address.mycluster.nn1</name>
  <value>node01:50070</value>
</property>
<property>
  <name>dfs.namenode.http-address.mycluster.nn2</name>
  <value>node02:50070</value>
</property>
<property>
  <name>dfs.namenode.shared.edits.dir</name>
  <value>qjournal://node02:8485;node03:8485;node04:8485/mycluster</value>
</property> <property>
  <name>dfs.journalnode.edits.dir</name>
  <value>/var/sxt/hadoop/ha/jn</value>
</property>
<property>
  <name>dfs.client.failover.proxy.provider.mycluster</name>
  <value>org.apache.hadoop.hdfs.server.namenode.ha.ConfiguredFailoverProxyProvider</value>
</property>
<property>
  <name>dfs.ha.fencing.methods</name>
  <value>sshfence</value>
</property>
<property>
  <name>dfs.ha.fencing.ssh.private-key-files</name>
  <value>/root/.ssh/id_dsa</value>
</property> <property>
        <name>dfs.replication</name>
        <value>3</value>
    </property>
<property>
        <name>dfs.namenode.name.dir</name>
        <value>file://${hadoop.tmp.dir}/dfs/name</value>
    </property>
<property>
        <name>dfs.datanode.data.dir</name>
        <value>file://${hadoop.tmp.dir}/dfs/data</value>
    </property>
 <property>
<name>dfs.ha.automatic-failover.enabled</name>
   <value>true</value>
 </property>