On 15/05/14 18:07, Dietmar Maurer wrote: > Besides, it would be great if ceph could use existing cluster stacks like corosync, ... > Is there any plan to support that? For clarity: To what end? Recall that Ceph already incorporates its own cluster-management framework, and the various Ceph daemons already operate in a clustered manner. (The documentation at http://ceph.com/docs/firefly/architecture/#scalability-and-high-availability may be helpful if you are not already familiar with this.) Kind regards, David -- David McBride <dwm37 at cam.ac.uk> Unix Specialist, University Information Services