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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