This PR makes the "Ceph OSDs" and "MDSs" bullet points
parallel by naming "object storage daemon" before referring
to the (admittedly more common and colloquial, but surely
unknown to people who genuinely require a document called
'Intro') acronym "OSD".
Signed-off-by: Zac Dover <zac.dover@gmail.com>
(cherry picked from commit
4f6edb92b9c4b7c47354d8ad66fdee6c06389541)
`REST API`_. At least two managers are normally required for high
availability.
-- **Ceph OSDs**: A :term:`Ceph OSD` (object storage daemon,
+- **Ceph OSDs**: An Object Storage Daemon (:term:`Ceph OSD`,
``ceph-osd``) stores data, handles data replication, recovery,
rebalancing, and provides some monitoring information to Ceph
Monitors and Managers by checking other Ceph OSD Daemons for a