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Posted to hdfs-issues@hadoop.apache.org by "Zhe Zhang (JIRA)" <ji...@apache.org> on 2015/02/11 01:35:12 UTC

[jira] [Updated] (HDFS-7369) Erasure coding: distribute block recovery work to DataNode

     [ https://issues.apache.org/jira/browse/HDFS-7369?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Zhe Zhang updated HDFS-7369:
----------------------------
    Summary: Erasure coding: distribute block recovery work to DataNode  (was: Distribute parity block encoding work to DataNode via heartbeat)

> Erasure coding: distribute block recovery work to DataNode
> ----------------------------------------------------------
>
>                 Key: HDFS-7369
>                 URL: https://issues.apache.org/jira/browse/HDFS-7369
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Zhe Zhang
>            Assignee: Zhe Zhang
>
> {{ErasureCodingBlocks}} on NameNode should insert parity blocks into {{UnderReplicatedBlocks}}. Then {{ReplicationMonitor}} should be extended to distinguish block encoding tasks and send a new DataNode command.



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