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https://issues.apache.org/jira/browse/AMBARI-21604?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Eric Yang updated AMBARI-21604:
-------------------------------
Attachment: nn.png
nn_no_snapshot.png
Namenode shows the upgrade snapshot has been created, but snapshot directory
doesn't exist on namenode.
> HDFS upgrade does not create rollback snapshots
> -----------------------------------------------
>
> Key: AMBARI-21604
> URL: https://issues.apache.org/jira/browse/AMBARI-21604
> Project: Ambari
> Issue Type: Bug
> Affects Versions: 2.5.2
> Reporter: Eric Yang
> Priority: Blocker
> Fix For: 2.5.2
>
> Attachments: nn_no_snapshot.png, nn.png
>
>
> Install IOP 4.2 and upgrade to Ambari 2.5.2, then run HDP in-place migration.
> Pause upgrade when Ambari prompt for finalize upgrade or finalize later.
> Check hdfs namenode and datanode directory. There is no rollback snapshot
> created.
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