--- ceph_stable: True public_network: "192.168.11.0/24" cluster_network: "192.168.12.0/24" journal_size: 100 monitor_interface: eth1 dmcrypt_dedicated_journal: true osd_objectstore: "bluestore" devices: - '/dev/sda' raw_journal_devices: - '/dev/sdb' os_tuning_params: - { name: kernel.pid_max, value: 4194303 } - { name: fs.file-max, value: 26234859 } ceph_conf_overrides: global: osd_pool_default_pg_num: 8 osd_pool_default_size: 1 osd: bluestore block db size = 67108864 bluestore block wal size = 1048576000