On 05/10/2012 04:10 PM, MORITA Kazutaka wrote: > I know some users who use sheepdog with two clusters: > > - Storage cluster > Each machine has huge storage area, and sheeps (non-gateway) run on > it. > > - VM cluster > Each machine has huge memory to run many VMs, and only tiny storage > to store its host operating system, and gateway nodes and qemus run > on the machine. > I think sheepfs will hand file page cache to this kind of use case if it needs memory cache on gateway-only node to maximize memory usage. Also, even with this small gateway storage node, we could make advantage of the unused local storage if any, if we implement a object cache *reclaim mechanism*, to maximize the resource usage for some nodes with less care about consistency, or to share read-only objects. Thanks, Yuan |