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Posted to hdfs-dev@hadoop.apache.org by "Kai Zheng (JIRA)" <ji...@apache.org> on 2015/03/30 14:35:53 UTC

[jira] [Created] (HDFS-8018) Erasure Coding: on-demand erasure recovery for erased data serving client request in DataNode

Kai Zheng created HDFS-8018:
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             Summary: Erasure Coding: on-demand erasure recovery for erased data serving client request in DataNode
                 Key: HDFS-8018
                 URL: https://issues.apache.org/jira/browse/HDFS-8018
             Project: Hadoop HDFS
          Issue Type: Sub-task
            Reporter: Kai Zheng
            Assignee: Yong Zhang


As a task of HDFS-7344, this is to enhance and allow ECWorker to be able to serve data on demand when client requests for erased blocks in *non-stripping* erasure coding case. In stripping case, it's done in client side directly.



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