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https://issues.apache.org/jira/browse/HDFS-2802?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Anonymous updated HDFS-2802:
----------------------------
Tags: 1
Target Version/s: (was: 0.24.0)
Affects Version/s: (was: 0.24.0)
Release Note: 1
Hadoop Flags: Incompatible change
Status: Patch Available (was: Reopened)
> 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
> Reporter: Hari Mankude
> Assignee: Hari Mankude
> Labels:
> Attachments: snap.patch, 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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