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From "Walter Su (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-8186) Erasure coding: Make block placement policy for EC file configurable
Date Tue, 23 Jun 2015 01:27:01 GMT

    [ https://issues.apache.org/jira/browse/HDFS-8186?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14596973#comment-14596973
] 

Walter Su commented on HDFS-8186:
---------------------------------

comparison of HDFS-7068 and HDFS-8186 is [here|https://issues.apache.org/jira/browse/HDFS-7068?focusedCommentId=14596964&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-14596964]

> Erasure coding: Make block placement policy for EC file configurable
> --------------------------------------------------------------------
>
>                 Key: HDFS-8186
>                 URL: https://issues.apache.org/jira/browse/HDFS-8186
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Walter Su
>            Assignee: Walter Su
>             Fix For: HDFS-7285
>
>         Attachments: HDFS-8186-HDFS-7285.002.txt, HDFS-8186-HDFS-7285.003.patch, HDFS-8186.001.txt
>
>
> This includes:
> 1. User can config block placement policy for EC file in xml configuration file.
> 2. EC policy works for EC file, replication policy works for non-EC file. They are coexistent.
> Not includes:
> 1. Details of block placement policy for EC. Discussion and implementation goes to HDFS-7613.



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