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From "Yi Liu (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-6301) NameNode: persist XAttrs in fsimage and record XAttrs modifications to edit log.
Date Wed, 30 Apr 2014 16:54:25 GMT

     [ https://issues.apache.org/jira/browse/HDFS-6301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Yi Liu updated HDFS-6301:
-------------------------

    Attachment: HDFS-6301.patch

The patch contains update for comments of Chris and Uma in HDFS-6258:
1. XAttr version is add in NamenodeLayoutVersion
2. tests that cover: 1) save xattrs, restart NN, assert xattrs reloaded from edit log, 2)
save xattrs, create new checkpoint, restart NN, assert xattrs reloaded from fsimage.
3. More javadoc for tests.

> NameNode: persist XAttrs in fsimage and record XAttrs modifications to edit log.
> --------------------------------------------------------------------------------
>
>                 Key: HDFS-6301
>                 URL: https://issues.apache.org/jira/browse/HDFS-6301
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: namenode
>    Affects Versions: HDFS XAttrs (HDFS-2006)
>            Reporter: Yi Liu
>            Assignee: Yi Liu
>             Fix For: HDFS XAttrs (HDFS-2006)
>
>         Attachments: HDFS-6301.patch
>
>
> Store XAttrs in fsimage so that XAttrs are retained across NameNode restarts.
> Implement a new edit log opcode, {{OP_SET_XATTRS}}.



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