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From "Kai Zheng (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-8020) Erasure Coding: constructing and mapping BlockGroup info to utilize and call ErasureCoder API
Date Wed, 16 Dec 2015 02:02:46 GMT

     [ https://issues.apache.org/jira/browse/HDFS-8020?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Kai Zheng updated HDFS-8020:
----------------------------
    Summary: Erasure Coding: constructing and mapping BlockGroup info to utilize and call
ErasureCoder API  (was: Erasure Coding: restore BlockGroup and schema info from stripping
coding command)

> Erasure Coding: constructing and mapping BlockGroup info to utilize and call ErasureCoder
API
> ---------------------------------------------------------------------------------------------
>
>                 Key: HDFS-8020
>                 URL: https://issues.apache.org/jira/browse/HDFS-8020
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Kai Zheng
>            Assignee: Kai Sasaki
>
> As a task of HDFS-7348, to process *stripping* coding commands from NameNode or other
scheduler services/tools, we need to first be able to restore BlockGroup and schema information
in DataNode, which will be used to construct and perform coding work using {{ErasureCoder}}
API.



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