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From "Vinayakumar B (JIRA)" <j...@apache.org>
Subject [jira] [Deleted] (HDFS-9968) CLONE - Erasure coding: distribute recovery work for striped blocks to DataNode
Date Tue, 15 Mar 2016 09:41:33 GMT

     [ https://issues.apache.org/jira/browse/HDFS-9968?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Vinayakumar B deleted HDFS-9968:
--------------------------------


> CLONE - Erasure coding: distribute recovery work for striped blocks to DataNode
> -------------------------------------------------------------------------------
>
>                 Key: HDFS-9968
>                 URL: https://issues.apache.org/jira/browse/HDFS-9968
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: dragon
>            Assignee: Zhe Zhang
>             Fix For: HDFS-7285
>
>
> This JIRA updates NameNode to handle background / offline recovery of erasure coded blocks.
It includes 2 parts:
> # Extend {{UnderReplicatedBlocks}} to recognize EC blocks and insert them to appropriate
priority levels. 
> # Update {{ReplicationMonitor}} to distinguish block codec tasks and send a new DataNode
command.



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