At Tue, 15 Nov 2011 10:48:31 +0800, Liu Yuan wrote: > > On 11/15/2011 10:05 AM, MORITA Kazutaka wrote: > > > Hi, > > > > I finished all of the cluster driver implementation we planed, so I > > think of releasing 0.3.0 this weekend. If you have pending patches > > for 0.3.0, please send them until Nov 18th. I'll spend this week > > testing Sheepdog. > > > > The planned big features for 0.4.0 are as follows: > > > > - add write-cache support > > http://lists.wpkg.org/pipermail/sheepdog/2011-October/001480.html > > > > - support larger object size > > http://lists.wpkg.org/pipermail/sheepdog/2011-November/001914.html > > > > - use differential copy for fast object recovery > > http://lists.wpkg.org/pipermail/sheepdog/2011-July/001131.html > > > > - add hierarchical zones support > > - reclaim unused objects automatically > > http://lists.wpkg.org/pipermail/sheepdog/2011-October/001587.html > > > > Let me know if there are others you want to include in the 0.4.0 > > release. > > > > > > > Hi Kazum, > > I think "farm" can be ready for .4.0, the new kv-store which will > support > > - cluster wide snapshot. (both customized time and at the point of > epoch change) > > - node-wide data sharing for snapshot objects with the same content. so > snapshoting is very cheap operation. > > - support 'collie checkout epoch' to restore fully to the state of > history epoch and customized time. > > - differential data change between subsequent epoches (for faster > nested recovery, that node failure happens at recovery stage) > > - auto checksumed snapshot objects > > - no stale objects that are found in current implementation, that will > waste storage a lot. Thanks, looks great to me. My concern is only that these features might cause performance degradation or make Sheepdog codes complicated. I'm looking forward to your patches. :) Kazutaka > > Thanks, > Yuan > -- > sheepdog mailing list > sheepdog at lists.wpkg.org > http://lists.wpkg.org/mailman/listinfo/sheepdog |