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https://issues.apache.org/jira/browse/HDFS-7302?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Kai Sasaki updated HDFS-7302:
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Labels: document hdfs (was: )
Target Version/s: 2.6.0
Status: Patch Available (was: Open)
I removed rollingUpgrade downgrade option and update documents.
Please review it. Thank you.
> namenode -rollingUpgrade downgrade may finalize a rolling upgrade
> -----------------------------------------------------------------
>
> Key: HDFS-7302
> URL: https://issues.apache.org/jira/browse/HDFS-7302
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namenode
> Reporter: Tsz Wo Nicholas Sze
> Assignee: Kai Sasaki
> Labels: hdfs, document
>
> The namenode startup option "-rollingUpgrade downgrade" is originally
> designed for downgrading cluster. However, running "namenode -rollingUpgrade
> downgrade" with the new software could result in finalizing the ongoing
> rolling upgrade.
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