Hi , I have the same issue. Is there any solution? I have Scientific Linux 6 with glusterfs 3.2.0 and can't install a virtual Machine into a qcow2-Image file created on the gluster filesystem. Regards Christoph -- Vorstand/Board of Management: Dr. Bernd Finkbeiner, Dr. Roland Niemeier, Dr. Arno Steitz, Dr. Ingrid Zech Vorsitzender des Aufsichtsrats/ Chairman of the Supervisory Board: Philippe Miltin Sitz/Registered Office: Tuebingen Registergericht/Registration Court: Stuttgart Registernummer/Commercial Register No.: HRB 382196