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From "Allen Wittenauer (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-7874) Even-though rollback image is created, after restarting namenode with "rollingUpgrade started" option , createdRollbackImages is set to false.
Date Wed, 06 May 2015 03:28:30 GMT

     [ https://issues.apache.org/jira/browse/HDFS-7874?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Allen Wittenauer updated HDFS-7874:
-----------------------------------
    Labels: BB2015-05-TBR  (was: )

> Even-though rollback image is created, after restarting namenode with  "rollingUpgrade
started" option , createdRollbackImages is set to false.
> -----------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: HDFS-7874
>                 URL: https://issues.apache.org/jira/browse/HDFS-7874
>             Project: Hadoop HDFS
>          Issue Type: Bug
>            Reporter: J.Andreina
>            Assignee: J.Andreina
>              Labels: BB2015-05-TBR
>         Attachments: HDFS-7874.1.patch
>
>
> Step 1: Prepare rolling upgrade using "hdfs dfsadmin -rollingUpgrade prepare" . Rollback
image will be created and UI displays as follows
> {noformat}
> Rolling upgrade started at 3/3/2015, 11:47:03 AM. 
> Rollback image has been created. Proceed to upgrade daemons.
> {noformat}
> Step 2: Shutdown SNN and NN
> Step 3: Start NN with the "hdfs namenode -rollingUpgrade started" option.
> Issue:
> ======
> Eventhough rollback image exist, restarting namenode with "rollingUpgrade started" option,
on UI "rollback image not created" is displayed.
> {noformat}
> Rolling upgrade started at 3/3/2015, 11:47:03 AM. 
> Rollback image has not been created.
> {noformat}



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