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Aaron T. Myers commented on HDFS-2802: -------------------------------------- It's great to see this work get merged to trunk. bq. Initial patch for backporting snapshot to branch-2. Will run all the unit/system tests and post the results later. What are your thoughts on the timeline for this? I've been assuming that we'd wait at least a few weeks for the snapshots work to soak in trunk a bit before back-porting to branch-2 as we've done in the past with other large features like this. > 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: datanode, namenode > Reporter: Hari Mankude > Assignee: Tsz Wo (Nicholas), SZE > Attachments: 2802.diff, 2802.patch, 2802.patch, h2802_20130417.patch, > h2802_20130422.patch, h2802_20130423.patch, h2802_20130425.patch, > h2802_20130426.patch, h2802_20130430b.patch, h2802_20130430.patch, > h2802_20130508.patch, h2802_20130509.patch, HDFS-2802.20121101.patch, > HDFS-2802.branch-2.0510.patch, HDFS-2802-meeting-minutes-121101.txt, > HDFSSnapshotsDesign.pdf, snap.patch, snapshot-design.pdf, > snapshot-design.tex, snapshot-one-pager.pdf, Snapshots20120429.pdf, > Snapshots20121018.pdf, Snapshots20121030.pdf, Snapshots.pdf, > snapshot-testplan.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. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira