``bluestore``
-------------
-:term:`Bluestore<bluestore>` is the default object store for new OSDs. It
+:term:`Bluestore<bluestore>` is the default backend for new OSDs. It
offers more flexibility for devices than :term:`filestore` does. Bluestore
supports the following configurations:
* a block device and a block.db device
* a single block device
-The bluestore subcommand accepts physical block devices, partitions on physical
+The ``bluestore`` subcommand accepts physical block devices, partitions on physical
block devices, or logical volumes as arguments for the various device
parameters. If a physical block device is provided, a logical volume will be
created. If the provided volume group's name begins with `ceph`, it will be
created if it does not yet exist and it will be clobbered and reused if it
already exists. This allows for a simpler approach to using LVM but at the
-cost of flexibility: no options or configurations can be used to change how the
+cost of flexibility: no option or configuration can be used to change how the
logical volume is created.
The ``block`` is specified with the ``--data`` flag, and in its simplest use