doc: fix "mon osd down out subtree limit" option name

The name of the parameter `mon osd down out subtree limit`
was incorrect (with `downout` instead of `down out`).
Furthermore, the description seemed to me a little bit
ambiguous.

Signed-off-by: François Lafont <francois.lafont@ac-versailles.fr>

diff --git a/doc/rados/configuration/mon-osd-interaction.rst b/doc/rados/configuration/mon-osd-interaction.rst
index ed5f6cbbc73d66b694441ac04d7205bca9333560..be1223691f2227f26c0c299408437be4e0224c98 100644 (file)
--- a/doc/rados/configuration/mon-osd-interaction.rst
+++ b/doc/rados/configuration/mon-osd-interaction.rst
@@ -289,10 +289,12 @@ Monitor Settings
 :Default: ``300``
 
 
-``mon osd downout subtree limit``
+``mon osd down out subtree limit``
 
-:Description: The largest :term:`CRUSH` unit type that Ceph will 
-              automatically mark ``out``. 
+:Description: The smallest :term:`CRUSH` unit type that Ceph will **not**
+              automatically mark out. For instance, if set to ``host`` and if
+              all OSDs of a host are down, Ceph will not automatically mark out
+              these OSDs.
 
 :Type: String
 :Default: ``rack``