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From "Jing Zhao (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-5945) Add rolling upgrade information to fsimage
Date Tue, 18 Feb 2014 19:44:19 GMT

     [ https://issues.apache.org/jira/browse/HDFS-5945?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jing Zhao updated HDFS-5945:
----------------------------

    Attachment: HDFS-5945.protobuf.patch

Make a small change to the latest patch to use protobuf based fsimage.

> Add rolling upgrade information to fsimage
> ------------------------------------------
>
>                 Key: HDFS-5945
>                 URL: https://issues.apache.org/jira/browse/HDFS-5945
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: namenode
>            Reporter: Tsz Wo (Nicholas), SZE
>            Assignee: Tsz Wo (Nicholas), SZE
>         Attachments: HDFS-5945.protobuf.patch, h5945_20140213.patch, h5945_20140214.patch,
h5945_20140216.patch
>
>
> When rolling upgrade is in progress, the standby namenode may create checkpoint.  The
rolling upgrade information should be added to fsimage in order to support namenode restart
and continue rolling upgrade.



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