doc: journaler config options

Signed-off-by: Sage Weil <sage@inktank.com>

diff --git a/doc/cephfs/journaler.rst b/doc/cephfs/journaler.rst
index da314640321a1a32da8554d97f97c041178ef91f..eeedea799169dbff5e3ce54a394e42730c226e8d 100644 (file)
--- a/doc/cephfs/journaler.rst
+++ b/doc/cephfs/journaler.rst
@@ -4,15 +4,15 @@
 
 ``journaler allow split entries``
 
-:Description: 
+:Description: Allow an entry to span a stripe boundary
 :Type: Boolean
 :Required: No
 :Default: ``true``
 
 
-``journaler write ahead interval``
+``journaler write head interval``
 
-:Description: 
+:Description: How frequently to update the journal head object
 :Type: Integer
 :Required: No
 :Default: ``15``
@@ -20,7 +20,7 @@
 
 ``journaler prefetch periods``
 
-:Description: 
+:Description: How many stripe periods to read-ahead on journal replay
 :Type: Integer
 :Required: No
 :Default: ``10``
@@ -28,7 +28,7 @@
 
 ``journal prezero periods``
 
-:Description: 
+:Description: How mnay stripe periods to zero ahead of write position
 :Type: Integer
 :Required: No
 :Default: ``10``