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  1. Hadoop HDFS
  2. HDFS-15366

Active NameNode went down with NPE

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    Details

    • Type: Bug
    • Status: Open
    • Priority: Critical
    • Resolution: Unresolved
    • Affects Version/s: 2.7.3
    • Fix Version/s: None
    • Component/s: None
    • Labels:
      None

      Description

      2020-05-12 00:31:54,565 ERROR blockmanagement.BlockManager (BlockManager.java:run(3816)) - ReplicationMonitor thread received Runtime exception.
      java.lang.NullPointerException
       at org.apache.hadoop.hdfs.server.namenode.INode.getParent(INode.java:629)
       at org.apache.hadoop.hdfs.server.namenode.FSDirectory.getRelativePathINodes(FSDirectory.java:1009)
       at org.apache.hadoop.hdfs.server.namenode.FSDirectory.getFullPathINodes(FSDirectory.java:1015)
       at org.apache.hadoop.hdfs.server.namenode.FSDirectory.getFullPathName(FSDirectory.java:1020)
       at org.apache.hadoop.hdfs.server.namenode.INode.getFullPathName(INode.java:591)
       at org.apache.hadoop.hdfs.server.namenode.INodeFile.getName(INodeFile.java:550)
       at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationWork.chooseTargets(BlockManager.java:3912)
       at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationWork.access$200(BlockManager.java:3875)
       at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeReplicationWorkForBlocks(BlockManager.java:1560)
       at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeReplicationWork(BlockManager.java:1452)
       at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeDatanodeWork(BlockManager.java:3847)
       at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor.run(BlockManager.java:3799)
       at java.lang.Thread.run(Thread.java:748)
      2020-05-12 00:31:54,567 INFO util.ExitUtil (ExitUtil.java:terminate(124)) - Exiting with status 1
      2020-05-12 00:31:54,621 INFO namenode.NameNode (LogAdapter.java:info(47)) - SHUTDOWN_MSG:
      /************************************************************
      SHUTDOWN_MSG: Shutting down NameNode at xyz.com/xxx
      ************************************************************/

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              • Assignee:
                Unassigned
                Reporter:
                saruntek sarun singla
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                Dates

                • Created:
                  Updated: