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https://issues.apache.org/jira/browse/HDFS-6863?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14103410#comment-14103410
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Tsz Wo Nicholas Sze commented on HDFS-6863:
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Hi Jing, thanks for working on this. I think we should only check
isSnapshotPathInCurrent(fullPath) for files. Otherwise, we may skip the entire
directory even if some of its children are deleted.
> Archival Storage: Support migration for snapshot paths
> ------------------------------------------------------
>
> Key: HDFS-6863
> URL: https://issues.apache.org/jira/browse/HDFS-6863
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: balancer, namenode
> Reporter: Jing Zhao
> Assignee: Jing Zhao
> Attachments: HDFS-6863.000.patch
>
>
> Per discussion in HDFS-6801, we use this jira to support migrate files and
> directories that only exist in snapshots (i.e., files/dirs that have been
> deleted from the current fsdir).
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