-=========================
- RADOS Object Store APIs
-=========================
+===========================
+ Ceph Storage Cluster APIs
+===========================
-Ceph's RADOS Object Store has a messaging layer protocol that enables clients
-to interact with Ceph monitors and OSDs. ``librados`` provides this
-functionality to object store clients in the form of a library. All Ceph
-clients either use ``librados`` or the same functionality encapsulated in
-``librados`` to interact with the object store. For example, ``librbd`` and
-``libcephfs`` leverage this functionality. You may use ``librados`` to interact
-with Ceph directly (e.g., an application that talks to Ceph, your own interface
-to Ceph, etc.).
+The :term:`Ceph Storage Cluster` has a messaging layer protocol that enables
+clients to interact with :term:`Ceph Monitors` and :term:`Ceph OSD Daemons`.
+``librados`` provides this functionality to :term:`Ceph Clients` in the form of
+a library. All Ceph Clients either use ``librados`` or the same functionality
+encapsulated in ``librados`` to interact with the object store. For example,
+``librbd`` and ``libcephfs`` leverage this functionality. You may use
+``librados`` to interact with Ceph directly (e.g., an application that talks to
+Ceph, your own interface to Ceph, etc.).
-For an overview of where ``librados`` appears in the technology stack,
-see :doc:`../../architecture`.
.. toctree::
+ Introduction to librados <librados-intro>
librados (C) <librados>
librados (C++) <libradospp>
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