doc: Changed RBD to librbd cache for accuracy.

Signed-off-by: John Wilkins <john.wilkins@inktank.com>

diff --git a/doc/config-cluster/index.rst b/doc/config-cluster/index.rst
index b7f276a5a23f720e12cae94b80fb16f13a8aabaa..36ca45786f536e269694e606886d5722d62bc2e9 100644 (file)
--- a/doc/config-cluster/index.rst
+++ b/doc/config-cluster/index.rst
@@ -49,7 +49,7 @@ To optimize the performance of your cluster, refer to the following:
        Filestore Settings <filestore-config-ref>
        Journal Settings <journal-ref>
        Metadata Server Settings <mds-config-ref>
-       RBD Settings <rbd-config-ref>
+       librbd Cache Settings <rbd-config-ref>
        Log / Debug Settings <log-and-debug-ref>