On Fri, May 11, 2012 at 08:37:16PM +0800, Liu Yuan wrote: > So what is the point to use unsafe mode to 'qemu-img convert' for Sheepdog? qemu assumes block device semantics for anything underlying, that is even if a cache exists it's one shared between anyone who could access it and thus there are no coherency issues. Dealing with anything else is pretty painful. |