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https://issues.apache.org/jira/browse/HDFS-8399?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rakesh R updated HDFS-8399:
---------------------------
    Attachment: HDFS-8399-HDFS-7285-00.patch

> Erasure Coding: BlockManager is unnecessarily computing recovery work for the 
> deleted blocks
> --------------------------------------------------------------------------------------------
>
>                 Key: HDFS-8399
>                 URL: https://issues.apache.org/jira/browse/HDFS-8399
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Rakesh R
>            Assignee: Rakesh R
>         Attachments: HDFS-8399-HDFS-7285-00.patch
>
>
> Following exception occurred in the {{ReplicationMonitor}}. As per the 
> initial analysis, I could see the exception is coming for the blocks of the 
> deleted file.
> {code}
> 2015-05-14 14:14:40,485 FATAL util.ExitUtil (ExitUtil.java:terminate(127)) - 
> Terminate called
> org.apache.hadoop.util.ExitUtil$ExitException: java.lang.AssertionError: 
> Absolute path required
>       at 
> org.apache.hadoop.hdfs.server.namenode.INode.getPathNames(INode.java:744)
>       at 
> org.apache.hadoop.hdfs.server.namenode.INode.getPathComponents(INode.java:723)
>       at 
> org.apache.hadoop.hdfs.server.namenode.FSDirectory.getINodesInPath(FSDirectory.java:1655)
>       at 
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getECSchemaForPath(FSNamesystem.java:8435)
>       at 
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeRecoveryWorkForBlocks(BlockManager.java:1572)
>       at 
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeBlockRecoveryWork(BlockManager.java:1402)
>       at 
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeDatanodeWork(BlockManager.java:3894)
>       at 
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor.run(BlockManager.java:3846)
>       at java.lang.Thread.run(Thread.java:722)
>       at org.apache.hadoop.util.ExitUtil.terminate(ExitUtil.java:126)
>       at org.apache.hadoop.util.ExitUtil.terminate(ExitUtil.java:170)
>       at 
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor.run(BlockManager.java:3865)
>       at java.lang.Thread.run(Thread.java:722)
> Exception in thread 
> "org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor@1255079"
>  org.apache.hadoop.util.ExitUtil$ExitException: java.lang.AssertionError: 
> Absolute path required
>       at 
> org.apache.hadoop.hdfs.server.namenode.INode.getPathNames(INode.java:744)
>       at 
> org.apache.hadoop.hdfs.server.namenode.INode.getPathComponents(INode.java:723)
>       at 
> org.apache.hadoop.hdfs.server.namenode.FSDirectory.getINodesInPath(FSDirectory.java:1655)
>       at 
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getECSchemaForPath(FSNamesystem.java:8435)
>       at 
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeRecoveryWorkForBlocks(BlockManager.java:1572)
>       at 
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeBlockRecoveryWork(BlockManager.java:1402)
>       at 
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeDatanodeWork(BlockManager.java:3894)
>       at 
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor.run(BlockManager.java:3846)
>       at java.lang.Thread.run(Thread.java:722)
>       at org.apache.hadoop.util.ExitUtil.terminate(ExitUtil.java:126)
>       at org.apache.hadoop.util.ExitUtil.terminate(ExitUtil.java:170)
>       at 
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor.run(BlockManager.java:3865)
>       at java.lang.Thread.run(Thread.java:722)
> {code}



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