[ovirt-users] Ovirt Engine Can't See The Gluster Storage

dear ovirt users team i have issued : six server installed glusterfs configured with replica 3 when the first 3 servers of gluster down the ovirt engine can't see the gluster domain storage , but i know when the first or last 3 server down must the domain storage in read only is that right and how you can help me with this isuues. best regards