On 02/07/2014 03:11 AM, Alexandre DERUMIER wrote: >>> This page reads "If you set rbd_cache=true, you must set cache=writeback or risk data loss." ... > if you enable writeback,guest send flush request. If the host is crashing, you'll lost datas but it'll not corrupt the guest filesystem. So the docs should say "...or risk filesystem corruption"? /pm _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com