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From "Tsz Wo Nicholas Sze (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-9346) TestDFSStripedOutputStreamWithFailure.testMultipleDatanodeFailure56 may throw NPE
Date Fri, 30 Oct 2015 07:46:27 GMT
Tsz Wo Nicholas Sze created HDFS-9346:
-----------------------------------------

             Summary: TestDFSStripedOutputStreamWithFailure.testMultipleDatanodeFailure56
may throw NPE
                 Key: HDFS-9346
                 URL: https://issues.apache.org/jira/browse/HDFS-9346
             Project: Hadoop HDFS
          Issue Type: Bug
          Components: test
            Reporter: Tsz Wo Nicholas Sze
            Priority: Minor


See the NPE in [build 13294#|https://builds.apache.org/job/PreCommit-HDFS-Build/13294/testReport/org.apache.hadoop.hdfs/TestDFSStripedOutputStreamWithFailure/testMultipleDatanodeFailure56/].
 It seems a bug in the test.
{code}
java.lang.NullPointerException: null
	at org.apache.hadoop.hdfs.MiniDFSCluster.stopDataNode(MiniDFSCluster.java:2157)
	at org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.killDatanode(TestDFSStripedOutputStreamWithFailure.java:445)
	at org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.runTest(TestDFSStripedOutputStreamWithFailure.java:374)
	at org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.runTestWithMultipleFailure(TestDFSStripedOutputStreamWithFailure.java:301)
	at org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure.testMultipleDatanodeFailure56(TestDFSStripedOutputStreamWithFailure.java:172)
{code}



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