On Mon, Nov 23, 2015 at 8:44 AM, louis <louisfang2013@xxxxxxxxx> wrote: > Hi, if I submit read or write io in a sequence from a ceph client, will > these sequence will be kept in osds side? Thanks Any writes from the same client, to the same object, will be ordered with respect to one another. But there are no other guarantees about ordering beyond those implied by a physical clock order of requests being submitted after responses have been received. ;) -Greg _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com