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From "Andrew Wang (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (HDFS-7859) Erasure Coding: Persist erasure coding policies in NameNode
Date Wed, 08 Feb 2017 21:08:41 GMT

     [ https://issues.apache.org/jira/browse/HDFS-7859?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Andrew Wang reassigned HDFS-7859:
---------------------------------

    Assignee: Andrew Wang  (was: Xinwei Qin )

> Erasure Coding: Persist erasure coding policies in NameNode
> -----------------------------------------------------------
>
>                 Key: HDFS-7859
>                 URL: https://issues.apache.org/jira/browse/HDFS-7859
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Kai Zheng
>            Assignee: Andrew Wang
>            Priority: Blocker
>              Labels: BB2015-05-TBR, hdfs-ec-3.0-must-do
>         Attachments: HDFS-7859.001.patch, HDFS-7859.002.patch, HDFS-7859.004.patch, HDFS-7859.005.patch,
HDFS-7859.006.patch, HDFS-7859.007.patch, HDFS-7859.008.patch, HDFS-7859.009.patch, HDFS-7859-HDFS-7285.002.patch,
HDFS-7859-HDFS-7285.002.patch, HDFS-7859-HDFS-7285.003.patch
>
>
> In meetup discussion with [~zhz] and [~jingzhao], it's suggested that we persist EC schemas
in NameNode centrally and reliably, so that EC zones can reference them by name efficiently.



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