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  1. Hadoop HDFS
  2. HDFS-7383

DataNode.requestShortCircuitFdsForRead may throw NullPointerException

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 2.6.0
    • datanode
    • None
    • Reviewed

    Description

      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)
      

      Attachments

        1. h7383_20141108.patch
          4 kB
          Tsz-wo Sze

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            szetszwo Tsz-wo Sze
            szetszwo Tsz-wo Sze
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              Updated:
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