On Tue, Mar 24, 2015 at 12:09 PM, Brendan Moloney <moloney@xxxxxxxx> wrote: > >> Hi Loic and Markus, >> By the way, Inktank do not support snapshot of a pool with cache tiering : >> >> * https://download.inktank.com/docs/ICE%201.2%20-%20Cache%20and%20Erasure%20Coding%20FAQ.pdf > > Hi, > > You seem to be talking about pool snapshots rather than RBD snapshots. But in the linked document it is not clear that there is a distinction: > > Can I use snapshots with a cache tier? > Snapshots are not supported in conjunction with cache tiers. > > Can anyone clarify if this is just pool snapshots? I think that was just a decision based on the newness and complexity of the feature for product purposes. Snapshots against cache tiered pools certainly should be fine in Giant/Hammer and we can't think of any issues in Firefly off the tops of our heads. -Greg _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com