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https://issues.apache.org/jira/browse/HDFS-7859?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15963957#comment-15963957
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SammiChen commented on HDFS-7859:
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This JIRA will focus on persist erasure coding policies into fsImage, load
erasure coding polices from fsImage and editLog when NameNode startup. Add and
remove erasure coding policy will be covered in HDFS-11605 and HDFS-11606.
> 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: SammiChen
> 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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