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From "Robert Joseph Evans (Updated) (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-3123) BNN is getting Nullpointer execption and shuttingdown When NameNode got formatted
Date Wed, 18 Apr 2012 20:02:40 GMT

     [ https://issues.apache.org/jira/browse/HDFS-3123?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Robert Joseph Evans updated HDFS-3123:
--------------------------------------

    Target Version/s: 2.0.0, 3.0.0  (was: 0.23.3, 0.24.0)
    
> BNN is getting Nullpointer execption and shuttingdown When NameNode got formatted 
> ----------------------------------------------------------------------------------
>
>                 Key: HDFS-3123
>                 URL: https://issues.apache.org/jira/browse/HDFS-3123
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 0.24.0, 0.23.4
>            Reporter: Brahma Reddy Battula
>            Assignee: Uma Maheswara Rao G
>
> Scenario 1
> ==========
> Start NN and BNN
> stop NN and BNN
> Format NN and start only BNN
> Then BNN as getting Nullpointer and getting shutdown 
> {noformat}
> 12/03/20 21:26:05 ERROR ipc.RPC: Tried to call RPC.stopProxy on an object that is not
a proxy.
> java.lang.IllegalArgumentException: not a proxy instance
> 	at java.lang.reflect.Proxy.getInvocationHandler(Proxy.java:637)
> 	at org.apache.hadoop.ipc.RPC.stopProxy(RPC.java:591)
> 	at org.apache.hadoop.hdfs.server.namenode.BackupNode.stop(BackupNode.java:194)
> 	at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:547)
> 	at org.apache.hadoop.hdfs.server.namenode.BackupNode.<init>(BackupNode.java:86)
> 	at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:847)
> 	at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:908)
> 12/03/20 21:26:05 ERROR ipc.RPC: Could not get invocation handler null for proxy class
class org.apache.hadoop.hdfs.protocolPB.NamenodeProtocolTranslatorPB, or invocation handler
is not closeable.
> 12/03/20 21:26:05 ERROR namenode.NameNode: Exception in namenode join
> java.lang.NullPointerException
> 	at org.apache.hadoop.hdfs.server.namenode.NameNode.getFSImage(NameNode.java:609)
> 	at org.apache.hadoop.hdfs.server.namenode.BackupNode.stop(BackupNode.java:205)
> 	at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:547)
> 	at org.apache.hadoop.hdfs.server.namenode.BackupNode.<init>(BackupNode.java:86)
> 	at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:847)
> 	at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:908)
> 12/03/20 21:26:05 INFO namenode.NameNode: SHUTDOWN_MSG: 
> /************************************************************
> SHUTDOWN_MSG: Shutting down NameNode at HOST-10-18-40-233/10.18.40.233
> ************************************************************/
> {noformat}

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