16/05/31 20:30:38 WARN namenode.FSEditLog: No class configured for node2, dfs.namenode.edits.journal-plugin.node2 is empty
16/05/31 20:30:38 FATAL namenode.NameNode: Exception in namenode join
java.lang.IllegalArgumentException: No class configured for node2
at org.apache.hadoop.hdfs.server.namenode.FSEditLog.getJournalClass(FSEditLog.java:1532)
at org.apache.hadoop.hdfs.server.namenode.FSEditLog.createJournal(FSEditLog.java:1546)
at org.apache.hadoop.hdfs.server.namenode.FSEditLog.initJournals(FSEditLog.java:267)
at org.apache.hadoop.hdfs.server.namenode.FSEditLog.initJournalsForWrite(FSEditLog.java:233)
at org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:920)
at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1354)
at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1473)
16/05/31 20:30:38 INFO util.ExitUtil: Exiting with status 1
hdfs-site.xml配置如下
dfs.nameservices
mycluster
dfs.ha.namenodes.mycluster
nn1,nn2
dfs.namenode.rpc-address.mycluster.nn1
node1:8020
dfs.namenode.rpc-address.mycluster.nn2
node2:8020
dfs.namenode.http-address.mycluster.nn1
node1:50070
dfs.namenode.http-address.mycluster.nn2
node2:50070
dfs.namenode.shared.edits.dir
node2:8485;node3:8485;node4:8485/mycluster
dfs.client.failover.proxy.provider.mycluster
org.apache.hadoop.hdfs.server.namenode.ha.ConfiguredFailoverProxyProvider
dfs.ha.fencing.methods
sshfence
dfs.ha.fencing.ssh.private-key-files
/home/hadoop/.ssh/id_dsa
dfs.journalnode.edits.dir
/usr/hadoop/journalnodedata
dfs.ha.automatic-failover.enabled
true
