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From "Tsz Wo (Nicholas), SZE (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-6003) Add '-rollingUpgrade <rollback|downgrade>' to namenode usage message
Date Mon, 24 Feb 2014 23:22:21 GMT

    [ https://issues.apache.org/jira/browse/HDFS-6003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13910967#comment-13910967
] 

Tsz Wo (Nicholas), SZE commented on HDFS-6003:
----------------------------------------------

Thanks Vinay, could you put downgrade before rollback?  Downgrade is much preferable if it
can be run.

> Add '-rollingUpgrade <rollback|downgrade>' to namenode usage message
> --------------------------------------------------------------------
>
>                 Key: HDFS-6003
>                 URL: https://issues.apache.org/jira/browse/HDFS-6003
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: namenode
>            Reporter: Vinayakumar B
>            Assignee: Vinayakumar B
>            Priority: Minor
>         Attachments: HDFS-6003.patch
>
>
> Add '-rollingUpgrade <rollback|downgrade>' to namenode usage message



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