Create the OSD on your mon, you will use these ID later:
ceph osd create
Update your ceph.conf on all the osd machines.
[osd]
journal_dio = false
filestore_zfs_snap = 1
journal_aio = false
Configure your storage.
zpool create disk1 /dev/sdX
zpool create disk2 /dev/sdX
zfs set mountpoint=/var/lib/ceph/osd/ceph-2 disk1
zfs set mountpoint=/var/lib/ceph/osd/ceph-3 disk2
zfs set xattr=sa disk2
zfs set xattr=sa disk1
ceph-osd -i 2 --mkfs --mkkey
ceph-osd -i 3 --mkfs --mkkey
ceph auth add osd.3 osd 'allow *' mon 'allow rwx' -i /var/lib/ceph/osd/ceph-3/keyring
ceph auth add osd.2 osd 'allow *' mon 'allow rwx' -i /var/lib/ceph/osd/ceph-2/keyring
#this makes the init script start them, no osd configuration needed in ceph.conf
touch /var/lib/ceph/osd/ceph-2/sysvinit
touch /var/lib/ceph/osd/ceph-3/sysvinit
service ceph start
Further example/documentation: http://docs.ceph.com/docs/master/install/manual-deployment/