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From "Eli Collins (JIRA)" <j...@apache.org>
Subject [jira] Resolved: (HDFS-615) TestLargeDirectoryDelete fails with NullPointerException
Date Tue, 15 Jun 2010 17:45:26 GMT

     [ https://issues.apache.org/jira/browse/HDFS-615?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Eli Collins resolved HDFS-615.
------------------------------

    Resolution: Fixed

Looped the test after HDFS-1170 and can not reproduce, closing.

> TestLargeDirectoryDelete fails with NullPointerException
> --------------------------------------------------------
>
>                 Key: HDFS-615
>                 URL: https://issues.apache.org/jira/browse/HDFS-615
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: name-node
>    Affects Versions: 0.21.0
>         Environment: 64-bit debian 5, 64-bit sun java6, running in a single processor
VM.
>            Reporter: Eli Collins
>            Priority: Blocker
>             Fix For: 0.21.0
>
>         Attachments: HDFS-615.patch, TestLargeDirectoryDelete.zip
>
>
> I've hit the following failure two out of two times running "ant test" at rev 813587.
This test doesn't appear to be failing on hudson. All other tests passed except TestHDFSFileSystemContract
which timed out, so perhaps there's a race due to the test executing slowly. 
>     [junit] Running org.apache.hadoop.hdfs.server.namenode.TestLargeDirectoryDelete
>     [junit] Exception in thread "Thread-30148" java.lang.NullPointerException
>     [junit] 	at org.apache.hadoop.hdfs.server.namenode.NameNodeAdapter.getNamesystem(NameNodeAdapter.java:32)
>     [junit] 	at org.apache.hadoop.hdfs.MiniDFSCluster.getNamesystem(MiniDFSCluster.java:522)
>     [junit] 	at org.apache.hadoop.hdfs.server.namenode.TestLargeDirectoryDelete.getBlockCount(TestLargeDirectoryDelete.java:75)
>     [junit] 	at org.apache.hadoop.hdfs.server.namenode.TestLargeDirectoryDelete.access$000(TestLargeDirectoryDelete.java:38)
>     [junit] 	at org.apache.hadoop.hdfs.server.namenode.TestLargeDirectoryDelete$1.run(TestLargeDirectoryDelete.java:90)
>     [junit] Tests run: 1, Failures: 0, Errors: 0, Time elapsed: 94.264 sec
>                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^  No failures or errors?
>   public static FSNamesystem getNamesystem(NameNode namenode) {
>     return namenode.getNamesystem();                                                
          <===========
>   }

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