On 11/14/2014 12:52 PM, Alexandre DERUMIER wrote: >>> Unfortunately I didn't, do you think hdparm could wrong results ? > I really don't known how hdparm is doing his bench (block size ? number of thread ?). > > > BTW, do you have also upgraded librbd on your kvm node ? (and restarted the vm) Yes I did but no change in hdparm result. _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com