012-10-10 20:07:56.079372 7f9c213ff780  1 filestore(/var/lib/ceph/osd/ceph-0) mkfs in /var/lib/ceph/osd/ceph-0
2012-10-10 20:07:56.081475 7f9c213ff780  1 filestore(/var/lib/ceph/osd/ceph-0) mkfs generated fsid 6781a1fe-3e9f-4ca5-9835-f94bfabaa857
2012-10-10 20:07:56.104831 7f9c213ff780  1 filestore(/var/lib/ceph/osd/ceph-0) leveldb db exists/created
2012-10-10 20:07:56.107749 7f9c213ff780  1 journal _open /var/lib/ceph/osd/ceph-0/journal fd 10: 1048576000 bytes, block size 4096 bytes, directio = 1, aio = 0
2012-10-10 20:07:56.123678 7f9c213ff780  0 filestore(/var/lib/ceph/osd/ceph-0) mkjournal created journal on /var/lib/ceph/osd/ceph-0/journal
2012-10-10 20:07:56.123729 7f9c213ff780  1 filestore(/var/lib/ceph/osd/ceph-0) mkfs done in /var/lib/ceph/osd/ceph-0
2012-10-10 20:07:56.124032 7f9c213ff780 -1 filestore(/var/lib/ceph/osd/ceph-0) limited size xattrs -- enable filestore_xattr_use_omap
2012-10-10 20:07:56.124700 7f9c213ff780 -1 OSD::mkfs: couldn't mount FileStore: error -95
2012-10-10 20:07:56.125154 7f9c213ff780 -1  ** ERROR: error creating empty object store in /var/lib/ceph/osd/ceph-0: (95) Operation not supported