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https://issues.apache.org/jira/browse/HDFS-4006?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Todd Lipcon reassigned HDFS-4006:
---------------------------------

    Assignee: Todd Lipcon
    
> TestCheckpoint#testSecondaryHasVeryOutOfDateImage occasionally fails due to 
> unexpected exit
> -------------------------------------------------------------------------------------------
>
>                 Key: HDFS-4006
>                 URL: https://issues.apache.org/jira/browse/HDFS-4006
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: name-node
>    Affects Versions: 2.0.0-alpha
>            Reporter: Eli Collins
>            Assignee: Todd Lipcon
>              Labels: test-fail
>
> TestCheckpoint#testSecondaryHasVeryOutOfDateImage occasionally fails due to 
> unexpected exit, due to an NPE while checkpointing. It looks like the 
> background checkpoint fails, conflicts with the explicit checkpoints done by 
> the tests (note the backtrace is not for the doCheckpoint calls in the tests.
> {noformat}
> 2012-09-16 01:55:05,901 FATAL hdfs.MiniDFSCluster 
> (MiniDFSCluster.java:shutdown(1355)) - Test resulted in an unexpected exit
> org.apache.hadoop.util.ExitUtil$ExitException: Fatal exception with message 
> null
> stack trace
> java.lang.NullPointerException
> at 
> org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.doCheckpoint(SecondaryNameNode.java:480)
> at 
> org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.doWork(SecondaryNameNode.java:331)
> at 
> org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode$2.run(SecondaryNameNode.java:298)
> at 
> org.apache.hadoop.security.SecurityUtil.doAsLoginUserOrFatal(SecurityUtil.java:452)
> at 
> org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.run(SecondaryNameNode.java:294)
> at java.lang.Thread.run(Thread.java:662)
> {noformat}

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