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https://issues.apache.org/jira/browse/HDFS-7383?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chris Nauroth updated HDFS-7383:
--------------------------------
Hadoop Flags: Reviewed
+1 for the patch. The test failures look unrelated, and I verified that the
tests pass in my local environment. Thank you for the patch, Nicholas.
> DataNode.requestShortCircuitFdsForRead may throw NullPointerException
> ---------------------------------------------------------------------
>
> Key: HDFS-7383
> URL: https://issues.apache.org/jira/browse/HDFS-7383
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: datanode
> Reporter: Tsz Wo Nicholas Sze
> Assignee: Tsz Wo Nicholas Sze
> Attachments: h7383_20141108.patch
>
>
> {noformat}
> java.lang.NullPointerException
> at
> org.apache.hadoop.hdfs.server.datanode.DataNode.requestShortCircuitFdsForRead(DataNode.java:1525)
> at
> org.apache.hadoop.hdfs.server.datanode.DataXceiver.requestShortCircuitFds(DataXceiver.java:286)
> at
> org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.opRequestShortCircuitFds(Receiver.java:185)
> at
> org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.processOp(Receiver.java:89)
> at
> org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:234)
> at java.lang.Thread.run(Thread.java:745)
> {noformat}
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