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https://issues.apache.org/jira/browse/HDFS-7839?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14393041#comment-14393041
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Jing Zhao commented on HDFS-7839:
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Thanks Kai. This question is important and I should make it more clear. Yes, we
plan to do EC zone for phase I (HDFS-7285). Nicholas also listed it in his work
list in this [comment |
https://issues.apache.org/jira/browse/HDFS-7285?focusedCommentId=14391274&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-14391274].
> Erasure coding: implement facilities in NameNode to create and manage EC zones
> ------------------------------------------------------------------------------
>
> Key: HDFS-7839
> URL: https://issues.apache.org/jira/browse/HDFS-7839
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Reporter: Zhe Zhang
> Assignee: Zhe Zhang
> Attachments: HDFS-7839-000.patch, HDFS-7839-001.patch,
> HDFS-7839-002.patch
>
>
> As a quick first step to facilitate initial development and testing,
> HDFS-7347 added EC configuration in file header as one storage policy. We
> have discussed and [concluded
> |https://issues.apache.org/jira/browse/HDFS-7285?focusedCommentId=14296210&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-14296210]
> that EC configurations should be part of XAttr. This JIRA aims to add the
> basic EC XAttr structure. HDFS-7337 will add configurable and pluggable
> schema info.
> This JIRA will follow the [plan |
> https://issues.apache.org/jira/browse/HDFS-7285?focusedCommentId=14370307&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-14370307]
> we made under HDFS-7285.
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