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https://issues.apache.org/jira/browse/HDFS-4079?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Tsz Wo (Nicholas), SZE updated HDFS-4079:
-----------------------------------------
Attachment: h4079_20121019.patch
h4079_20121019.patch: add SnapshotManager.
> Add SnapshotManager
> -------------------
>
> Key: HDFS-4079
> URL: https://issues.apache.org/jira/browse/HDFS-4079
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: name-node
> Reporter: Tsz Wo (Nicholas), SZE
> Assignee: Tsz Wo (Nicholas), SZE
> Attachments: h4079_20121019.patch
>
>
> SnapshotManager maintains a list for all the snapshottable directories in the
> namespace. It also supports snapshot related methods such as setting a
> directory to snapshottable, creating a snapshot, etc.
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