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https://issues.apache.org/jira/browse/HDFS-6113?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13938811#comment-13938811
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Jing Zhao commented on HDFS-6113:
---------------------------------
Hi Fengdong, thanks for testing. But hadoop 2.3 does not support rolling
upgrade... And HA upgrade support also starts only from 2.4. Also, please check
the document for rolling upgrade detailed steps.
> Rolling upgrae exception
> ------------------------
>
> Key: HDFS-6113
> URL: https://issues.apache.org/jira/browse/HDFS-6113
> Project: Hadoop HDFS
> Issue Type: Bug
> Affects Versions: 2.4.0
> Reporter: Fengdong Yu
>
> I've a hadoop-2.3 running non-securable on the cluster. then I built a trunk
> instance, also non securable.
> NN1 - active
> NN2 - standby
> DN1 - datanode
> DN2 - datanode
> JN1,JN2,JN3 - Journal and ZK
> then on the NN2:
> {code}
> hadoop-dameon.sh stop namenode
> hadoop-dameon.sh stop zkfc
> {code}
> then:
> change the environment variables to the new hadoop.(trunk version)
> then:
> {code}
> hadoop-dameon.sh start namenode
> {code}
> NN2 throws exception:
> {code}
> org.apache.hadoop.hdfs.qjournal.client.QuorumException: Could not journal
> CTime for one more JournalNodes. 1 exceptions thrown:
> 10.100.91.33:8485: Failed on local exception: java.io.EOFException; Host
> Details : local host is: "10-204-8-136/10.204.8.136"; destination host is:
> "jn33.com":8485;
> at
> org.apache.hadoop.hdfs.qjournal.client.QuorumException.create(QuorumException.java:81)
> at
> org.apache.hadoop.hdfs.qjournal.client.QuorumCall.rethrowException(QuorumCall.java:223)
> at
> org.apache.hadoop.hdfs.qjournal.client.QuorumJournalManager.getJournalCTime(QuorumJournalManager.java:631)
> at
> org.apache.hadoop.hdfs.server.namenode.FSEditLog.getSharedLogCTime(FSEditLog.java:1383)
> at
> org.apache.hadoop.hdfs.server.namenode.FSImage.initEditLog(FSImage.java:738)
> at
> org.apache.hadoop.hdfs.server.namenode.FSImage.loadFSImage(FSImage.java:600)
> at
> org.apache.hadoop.hdfs.server.namenode.FSImage.doUpgrade(FSImage.java:360)
> at
> org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:258)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFSImage(FSNamesystem.java:894)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFromDisk(FSNamesystem.java:653)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode.loadNamesystem(NameNode.java:444)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:500)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:656)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:641)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1294)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1360)
> {code}
> JN throws Exception:
> {code}
> 2014-03-18 12:19:01,960 INFO org.apache.hadoop.ipc.Server: IPC Server
> listener on 8485: readAndProcess threw exception java.io.IOException: Unable
> to read authentication method from client 10.204.8.136. Count of bytes read: 0
> java.io.IOException: Unable to read authentication method
> at
> org.apache.hadoop.ipc.Server$Connection.readAndProcess(Server.java:1344)
> at org.apache.hadoop.ipc.Server$Listener.doRead(Server.java:761)
> at
> org.apache.hadoop.ipc.Server$Listener$Reader.doRunLoop(Server.java:560)
> at org.apache.hadoop.ipc.Server$Listener$Reader.run(Server.java:535)
> 2014-03-18 12:19:01,960 DEBUG org.apache.hadoop.ipc.Server: IPC Server
> listener on 8485: disconnecting client 10.204.8.136:39063. Number of active
> connections: 1
> {code}
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