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From "Jing Zhao (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-7717) Erasure Coding: distribute replication to EC conversion work to DataNode
Date Tue, 05 Apr 2016 00:43:25 GMT

     [ https://issues.apache.org/jira/browse/HDFS-7717?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jing Zhao updated HDFS-7717:
----------------------------
    Summary: Erasure Coding: distribute replication to EC conversion work to DataNode  (was:
Erasure Coding: distribute replication to stripping erasure coding conversion work to DataNode)

> Erasure Coding: distribute replication to EC conversion work to DataNode
> ------------------------------------------------------------------------
>
>                 Key: HDFS-7717
>                 URL: https://issues.apache.org/jira/browse/HDFS-7717
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Jing Zhao
>            Assignee: GAO Rui
>
> In *stripping* erasure coding case, we need some approach to distribute conversion work
between replication and stripping erasure coding to DataNode. It can be NameNode, or a tool
utilizing MR just like the current distcp, or another one like the balancer/mover. 



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