sarun singla created HDFS-15366:
-----------------------------------
Summary: Active NameNode went down with NPE
Key: HDFS-15366
URL: https://issues.apache.org/jira/browse/HDFS-15366
Project: Hadoop HDFS
Issue Type: Bug
Affects Versions: 2.7.3
Reporter: sarun singla
{code:java}
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
************************************************************/{code}
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