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From "Yongjun Zhang (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-6428) TestWebHdfsWithMultipleNameNodes failed with ConcurrentModificationException
Date Sun, 18 May 2014 02:45:18 GMT
Yongjun Zhang created HDFS-6428:
-----------------------------------

             Summary: TestWebHdfsWithMultipleNameNodes failed with ConcurrentModificationException
                 Key: HDFS-6428
                 URL: https://issues.apache.org/jira/browse/HDFS-6428
             Project: Hadoop HDFS
          Issue Type: Bug
          Components: webhdfs
            Reporter: Yongjun Zhang
            Assignee: Yongjun Zhang


TestWebHdfsWithMultipleNameNodes failed as follows:

{code}
Running org.apache.hadoop.hdfs.web.TestWebHdfsWithMultipleNameNodes
Tests run: 2, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 8.643 sec <<< FAILURE!
- in org.apache.hadoop.hdfs.web.TestWebHdfsWithMultipleNameNodes
org.apache.hadoop.hdfs.web.TestWebHdfsWithMultipleNameNodes  Time elapsed: 3.771 sec  <<<
ERROR!
java.util.ConcurrentModificationException: null
        at java.util.HashMap$HashIterator.nextEntry(HashMap.java:894)
        at java.util.HashMap$EntryIterator.next(HashMap.java:934)
        at java.util.HashMap$EntryIterator.next(HashMap.java:932)
        at org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsVolumeImpl.shutdown(FsVolumeImpl.java:251)
        at org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsVolumeList.shutdown(FsVolumeList.java:249)
        at org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl.shutdown(FsDatasetImpl.java:1389)
        at org.apache.hadoop.hdfs.server.datanode.DataNode.shutdown(DataNode.java:1304)
        at org.apache.hadoop.hdfs.MiniDFSCluster.shutdownDataNodes(MiniDFSCluster.java:1555)
        at org.apache.hadoop.hdfs.MiniDFSCluster.shutdown(MiniDFSCluster.java:1530)
        at org.apache.hadoop.hdfs.MiniDFSCluster.shutdown(MiniDFSCluster.java:1514)
        at org.apache.hadoop.hdfs.web.TestWebHdfsWithMultipleNameNodes.shutdownCluster(TestWebHdfsWithMultipleNameNodes.java:99)
{code}






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