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https://issues.apache.org/jira/browse/HDFS-4612?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jing Zhao updated HDFS-4612:
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Attachment: HDFS-4612.001.patch
Initial patch. Need to add more unit tests for diff report after renaming
operations.
> Not to use INode.getParent() when generating snapshot diff report
> -----------------------------------------------------------------
>
> Key: HDFS-4612
> URL: https://issues.apache.org/jira/browse/HDFS-4612
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: namenode
> Reporter: Tsz Wo (Nicholas), SZE
> Assignee: Tsz Wo (Nicholas), SZE
> Attachments: HDFS-4612.001.patch
>
>
> With rename, an inode may have multiple access paths, i.e. multiple parents.
> In such case, INode.getParent() returns the parent in the current state but
> not the parents in the snapshots. Therefore, we cannot use INode.getParent()
> to generate snapshot diff report.
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