* send/receive feature to determine the difference between snapshots @ 2012-08-06 7:24 Dieter Kasper 2012-08-06 16:14 ` Gregory Farnum 0 siblings, 1 reply; 2+ messages in thread From: Dieter Kasper @ 2012-08-06 7:24 UTC (permalink / raw) To: ceph-devel@vger.kernel.org; +Cc: Dieter Kasper (KD) @All, I just read about a "send/receive feature in Kernel-3.6 for btrfs which can be used by backup solutions to determine the difference between snapshots" http://www.h-online.com/open/news/item/First-release-candidate-of-Linux-kernel-version-3-6-1659576.html http://lwn.net/Articles/506244/ This is a very efficient interface for backup tools, especially for large Cluster File Systems! Can we put it on the feature list for Ceph-FS ? Best Regards, -Dieter ^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: send/receive feature to determine the difference between snapshots 2012-08-06 7:24 send/receive feature to determine the difference between snapshots Dieter Kasper @ 2012-08-06 16:14 ` Gregory Farnum 0 siblings, 0 replies; 2+ messages in thread From: Gregory Farnum @ 2012-08-06 16:14 UTC (permalink / raw) To: Dieter Kasper; +Cc: ceph-devel@vger.kernel.org On Monday, August 6, 2012, Dieter Kasper wrote: > > @All, > > I just read about a > "send/receive feature in Kernel-3.6 for btrfs which can be used by backup solutions to determine the difference between snapshots" > > http://www.h-online.com/open/news/item/First-release-candidate-of-Linux-kernel-version-3-6-1659576.html > http://lwn.net/Articles/506244/ > > This is a very efficient interface for backup tools, especially for large Cluster File Systems! > Can we put it on the feature list for Ceph-FS ? > > > Best Regards, > -Dieter While send/receive functionality in some form will be important, I don't think we want to work on it until we have a plan for backups in the first place -- using the filesystem client for backups is probably the wrong interface for a Ceph cluster. :) This topic is definitely coming up on the roadmap, though. I think backups and cluster sync are next in line for the OSDs after PG splitting (and merging?) is done. -Greg ^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2012-08-06 16:14 UTC | newest] Thread overview: 2+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2012-08-06 7:24 send/receive feature to determine the difference between snapshots Dieter Kasper 2012-08-06 16:14 ` Gregory Farnum
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