doc/glossary: define "Ceph OSD"

Define "Ceph OSD", using Sage's own description.

Signed-off-by: Zac Dover <zac.dover@gmail.com>

diff --git a/doc/glossary.rst b/doc/glossary.rst
index 32a4f7c317d8fb87f839a7c8baea9614c5a835f6..7be7595bd23fd9dd6d1ea4f74faaf643b46f0315 100644 (file)
--- a/doc/glossary.rst
+++ b/doc/glossary.rst
@@ -85,10 +85,16 @@
 
        Ceph Object Store
        Ceph OSD
-               The Ceph OSD software, which interacts with a logical
-               disk (:term:`OSD`). Sometimes, Ceph users use the
-               term "OSD" to refer to "Ceph OSD Daemon", though the
-               proper term is "Ceph OSD".
+                Ceph **O**\bject **S**\torage **D**\aemon. The Ceph OSD
+                software, which interacts with logical disks (:term:`OSD`).
+                Around 2013, there was an attempt by "research and industry"
+                (Sage's own words) to insist on using the term "OSD" to mean
+                only "Object Storage Device", but the Ceph community has always
+                persisted in using the term to mean "Object Storage Daemon" and
+                no less an authority than Sage Weil himself confirms in
+                November of 2022 that "Daemon is more accurate for how Ceph is
+                built" (private correspondence between Zac Dover and Sage Weil,
+                07 Nov 2022). 
 
        Ceph OSD Daemon
        Ceph OSD Daemons