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Hari Mankude commented on HDFS-2802:
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Uploaded the one pager. More detailed design doc and the first version of the patch is in
the works.
> Support for RW/RO snapshots in HDFS
> -----------------------------------
>
> Key: HDFS-2802
> URL: https://issues.apache.org/jira/browse/HDFS-2802
> Project: Hadoop HDFS
> Issue Type: New Feature
> Components: data-node, name-node
> Affects Versions: 0.24.0
> Reporter: Hari Mankude
> Assignee: Hari Mankude
> Attachments: snapshot-one-pager.pdf
>
>
> Snapshots are point in time images of parts of the filesystem or the entire filesystem.
Snapshots can be a read-only or a read-write point in time copy of the filesystem. There are
several use cases for snapshots in HDFS. I will post a detailed write-up soon with with more
information.
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