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From "Kai Zheng (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-7417) Raw XOR coder
Date Fri, 23 Jan 2015 02:57:34 GMT

    [ https://issues.apache.org/jira/browse/HDFS-7417?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14288658#comment-14288658
] 

Kai Zheng commented on HDFS-7417:
---------------------------------

As this patch depends on the one in HDFS-7353, let it be pending for submitting.

> Raw XOR coder
> -------------
>
>                 Key: HDFS-7417
>                 URL: https://issues.apache.org/jira/browse/HDFS-7417
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Kai Zheng
>            Assignee: Kai Zheng
>         Attachments: HDFS-7417-v1.patch
>
>
> This will implement XOR codes by porting the codes from HDFS-RAID. The coder in the algorithm
is needed by some high level codecs like LRC.



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