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Posted to common-dev@hadoop.apache.org by "Owen O'Malley (JIRA)" <ji...@apache.org> on 2007/01/17 20:59:30 UTC

[jira] Updated: (HADOOP-898) namenode generates infinite stream of null pointers

     [ https://issues.apache.org/jira/browse/HADOOP-898?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Owen O'Malley updated HADOOP-898:
---------------------------------

    Description: 
My namenode is generating a constant stream of NullPointerExceptions. The log looks like:

2007-01-17 19:51:27,461 INFO org.apache.hadoop.ipc.Server: IPC Server handler 3
on 50000 call error: java.io.IOException: java.lang.NullPointerException
java.io.IOException: java.lang.NullPointerException
        at org.apache.hadoop.dfs.FSNamesystem.addStoredBlock(FSNamesystem.java:1621)
        at org.apache.hadoop.dfs.FSNamesystem.processReport(FSNamesystem.java:1563)
        at org.apache.hadoop.dfs.NameNode.blockReport(NameNode.java:573)
        at sun.reflect.GeneratedMethodAccessor6.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:589)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:337)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:538)


  was:
My namenode is generating a constant stream of NullPointerExceptions. The log looks like:

2007-01-17 19:51:27,461 INFO org.apache.hadoop.ipc.Server: IPC Server handler 3
on 50000 call error: java.io.IOException: java.lang.NullPointerException
java.io.IOException: java.lang.NullPointerException
        at org.apache.hadoop.dfs.FSNamesystem.addStoredBlock(FSNamesystem.java:1
621)
        at org.apache.hadoop.dfs.FSNamesystem.processReport(FSNamesystem.java:15
63)
        at org.apache.hadoop.dfs.NameNode.blockReport(NameNode.java:573)
        at sun.reflect.GeneratedMethodAccessor6.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:589)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:337)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:538)



> namenode generates infinite stream of null pointers
> ---------------------------------------------------
>
>                 Key: HADOOP-898
>                 URL: https://issues.apache.org/jira/browse/HADOOP-898
>             Project: Hadoop
>          Issue Type: Bug
>          Components: dfs
>            Reporter: Owen O'Malley
>         Assigned To: Konstantin Shvachko
>
> My namenode is generating a constant stream of NullPointerExceptions. The log looks like:
> 2007-01-17 19:51:27,461 INFO org.apache.hadoop.ipc.Server: IPC Server handler 3
> on 50000 call error: java.io.IOException: java.lang.NullPointerException
> java.io.IOException: java.lang.NullPointerException
>         at org.apache.hadoop.dfs.FSNamesystem.addStoredBlock(FSNamesystem.java:1621)
>         at org.apache.hadoop.dfs.FSNamesystem.processReport(FSNamesystem.java:1563)
>         at org.apache.hadoop.dfs.NameNode.blockReport(NameNode.java:573)
>         at sun.reflect.GeneratedMethodAccessor6.invoke(Unknown Source)
>         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>         at java.lang.reflect.Method.invoke(Method.java:589)
>         at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:337)
>         at org.apache.hadoop.ipc.Server$Handler.run(Server.java:538)

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