> > I think this is just fundamentally a problem with distributing 3 > > replicas over only 4 hosts. Every piece of data in the system needs > > to include either host 3 or 4 (and thus device 4 or 5) in order to > > have 3 replicas (on separate hosts). Add more hosts or disks and the > distribution will even out. > > I also thought that, but the same thing also happen with more hosts. OK, I have done more test now, and it seems that distribution is quite good if num_hosts >= 2*num_repl _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com