doc: mention MDS name and ID format in ceph-mds.rst

Signed-off-by: Jos Collin <jcollin@redhat.com>

diff --git a/doc/man/8/ceph-mds.rst b/doc/man/8/ceph-mds.rst
index b3fe46fd4a2cb43cd2372a423516898ccc8e62b6..fd8fc800eca31bf05ad85ac44d3d20fa98754a0d 100644 (file)
--- a/doc/man/8/ceph-mds.rst
+++ b/doc/man/8/ceph-mds.rst
@@ -65,7 +65,12 @@ Options
 
 .. option:: --id/-i ID
 
-   Set ID portion of the MDS name.
+   Set ID portion of the MDS name. The ID should not start with a numeric digit.
+
+.. option:: --name/-n TYPE.ID
+
+   Set the MDS name of the format TYPE.ID. The TYPE is obviously 'mds'.
+   The ID should not start with a numeric digit.
 
 Availability
 ============