Hi Folks , I am unable to figure it out the -------------------------- root@hemant-virtual-machine:/etc/ceph# mkcephfs -a -c /etc/ceph/ceph.conf -k ceph.keyring temp dir is /tmp/mkcephfs.E1M7ay6HBa preparing monmap in /tmp/mkcephfs.E1M7ay6HBa/monmap /usr/bin/monmaptool --create --clobber --add alpha 10.72.147.249:6789 --print /tmp/mkcephfs.E1M7ay6HBa/monmap /usr/bin/monmaptool: monmap file /tmp/mkcephfs.E1M7ay6HBa/monmap /usr/bin/monmaptool: generated fsid 84d8b6ea-e062-45fe-8386-17ac7231ea13 epoch 0 fsid 84d8b6ea-e062-45fe-8386-17ac7231ea13 last_changed 2012-09-27 11:11:33.447933 created 2012-09-27 11:11:33.447933 0: 10.72.147.249:6789/0 mon.alpha /usr/bin/monmaptool: writing epoch 0 to /tmp/mkcephfs.E1M7ay6HBa/monmap (1 monitors) === osd.0 === 2012-09-27 11:11:33.498019 7fde16353780 -1 filestore(/ceph_data/osd.0) limited size xattrs -- enable filestore_xattr_use_omap 2012-09-27 11:11:33.498031 7fde16353780 -1 OSD::mkfs: couldn't mount FileStore: error -95 2012-09-27 11:11:33.498057 7fde16353780 -1 ** ERROR: error creating empty object store in /ceph_data/osd.0: (95) Operation not supported failed: '/sbin/mkcephfs -d /tmp/mkcephfs.E1M7ay6HBa --init-daemon osd.0' ----------------------------------- I created dir manually as well as assigned all permissions to root user still this problem persists. Please help me out . Thanks & Regards, Hemant Surale. -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html