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https://issues.apache.org/jira/browse/HDFS-8426?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14549613#comment-14549613
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Tsz Wo Nicholas Sze commented on HDFS-8426:
-------------------------------------------

Here is the stack trace copied from the log:
{code}
2015-05-15 17:42:23,856 ERROR 
[org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor@695e7ea6]
 blockmanagement.BlockManager (BlockManager.java:run(3863)) - 
ReplicationMonitor thread received Runtime exception. 
java.lang.AssertionError: Absolute path required
        at 
org.apache.hadoop.hdfs.server.namenode.INode.getPathNames(INode.java:744)
        at 
org.apache.hadoop.hdfs.server.namenode.INode.getPathComponents(INode.java:723)
        at 
org.apache.hadoop.hdfs.server.namenode.FSDirectory.getINodesInPath(FSDirectory.java:1655)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getECSchemaForPath(FSNamesystem.java:8435)
        at 
org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeRecoveryWorkForBlocks(BlockManager.java:1572)
        at 
org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeBlockRecoveryWork(BlockManager.java:1402)
        at 
org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeDatanodeWork(BlockManager.java:3894)
        at 
org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor.run(BlockManager.java:3846)
        at java.lang.Thread.run(Thread.java:745)
{code}

> Namenode shutdown for "ReplicationMonitor thread received Runtime exception"
> ----------------------------------------------------------------------------
>
>                 Key: HDFS-8426
>                 URL: https://issues.apache.org/jira/browse/HDFS-8426
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: HDFS-7285
>            Reporter: GAO Rui
>         Attachments: 5-15 NameNode shutdow log segment
>
>
> 1.Last git commit code : 041c936e3b677f9d61e8a2c5deb20e7b2dd8292a
> 2.NameNode log for this error: [^5-15 NameNode shutdow log segment]



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