ceph osd create sudo mkdir /var/lib/ceph/osd/ceph-36 sudo mkfs.btrfs /dev/sde -f echo "noop" >> /sys/block/sde/queue/scheduler sudo mount -t btrfs -o rw,noatime,user_subvol_rm_allowed /dev/sde /var/lib/ceph/osd/ceph-36 ceph-osd -i 36 --mkfs --mkkey sudo ceph auth add osd.36 osd 'allow *' mon 'allow profile osd' -i /var/lib/ceph/osd/ceph-36/keyring ceph osd crush add 36 1.0 host=cephosd04-ssd