In rereading this i'm noticing that you are actually suggesting alternative usage:
backup/clone snapshot/restore Correct? It seems like backup and snapshot are kind of interchangable. This is quite confusing, perhaps we should refer to them as: partial-snapshot whole-snapshot or something along those lines that conveys that one is a differencing image and one is a copy of the entire object? On Jul 20, 2011, at 12:01 PM, Chuck Thier wrote: > At the last developers summit, it was noted by many, that the idea of > a volume snaphsot in the cloud is highly overloaded. EBS uses the > notion of snapshots for making point in time backups of a volume that > can be used to create a new volume from. These are not true snapshots > though from a storage world view. Because of this I would like to > make the following proposal: > > Add a backup API to the Openstack API for Nova Volume. This is to > provide EBS style snapshot functionality in the Openstack API. I'm > proposing to name it backup instead of snapshot as that seems to > better describe what is happening. It also allows room for other > storage backends to expose real snapshot capabilities down the road. > > In the case of Lunr, we would be making backups of volumes to swift > (possibly abstracted through glance in the future). > > I have started a blueprint and spec at: > > https://blueprints.launchpad.net/nova/+spec/backups-api > http://etherpad.openstack.org/volume-backup > > Please feel free to comment and contribute. > > -- > Chuck > > _______________________________________________ > Mailing list: https://launchpad.net/~openstack > Post to : openstack@lists.launchpad.net > Unsubscribe : https://launchpad.net/~openstack > More help : https://help.launchpad.net/ListHelp _______________________________________________ Mailing list: https://launchpad.net/~openstack Post to : openstack@lists.launchpad.net Unsubscribe : https://launchpad.net/~openstack More help : https://help.launchpad.net/ListHelp