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https://issues.apache.org/jira/browse/HDFS-7859?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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SammiChen updated HDFS-7859:
----------------------------
Release Note: Persist all built-in erasure coding policies and user defined
erasure coding policies into NameNode fsImage and editlog reliably, so that all
erasure coding policies remain consistent after NameNode restart.
> 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
> Labels: hdfs-ec-3.0-must-do
> Fix For: 3.0.0-beta1
>
> 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-7859.010.patch, HDFS-7859.011.patch, HDFS-7859.012.patch,
> HDFS-7859.013.patch, HDFS-7859.014.patch, HDFS-7859.015.patch,
> HDFS-7859.016.patch, HDFS-7859.017.patch, HDFS-7859.018.patch,
> HDFS-7859.019.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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