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https://issues.apache.org/jira/browse/HDFS-6987?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14143374#comment-14143374
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Zhe Zhang commented on HDFS-6987:
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Andrew: sure, I'll do a branch-2 patch. Thanks for the help on this Jira
> Move CipherSuite xattr information up to the encryption zone root
> -----------------------------------------------------------------
>
> Key: HDFS-6987
> URL: https://issues.apache.org/jira/browse/HDFS-6987
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: encryption
> Reporter: Andrew Wang
> Assignee: Zhe Zhang
> Fix For: 3.0.0
>
> Attachments: HDFS-6987-20140917-v1.patch,
> HDFS-6987-20140918-v1.patch, HDFS-6987-20140919-v1.patch,
> HDFS-6987-20140919-v2.patch, HDFS-6987-20140919-v3.patch,
> HDFS-6987-20140920-v1.patch
>
>
> All files within a single EZ need to be encrypted with the same CipherSuite.
> Because of this, I think we can store the CipherSuite once in the EZ rather
> than on each file.
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