doc/cephfs/journaler: document options using confval directive

better maintainablity this way. and drop unsupported options of

- journaler batch interval
- journaler batch max

Signed-off-by: Kefu Chai <kchai@redhat.com>

diff --git a/doc/cephfs/journaler.rst b/doc/cephfs/journaler.rst
index 2121532f535b430c7587bb6dfc256dcf0a57a59a..d2fb2b0ab15104642c1f2e38e97627f28efb20a2 100644 (file)
--- a/doc/cephfs/journaler.rst
+++ b/doc/cephfs/journaler.rst
@@ -2,40 +2,6 @@
  Journaler
 ===========
 
-``journaler write head interval``
-
-:Description: How frequently to update the journal head object
-:Type: Integer
-:Required: No
-:Default: ``15``
-
-
-``journaler prefetch periods``
-
-:Description: How many stripe periods to read-ahead on journal replay
-:Type: Integer
-:Required: No
-:Default: ``10``
-
-
-``journal prezero periods``
-
-:Description: How many stripe periods to zero ahead of write position
-:Type: Integer
-:Required: No
-:Default: ``10``
-
-``journaler batch interval``
-
-:Description: Maximum additional latency in seconds we incur artificially. 
-:Type: Double
-:Required: No
-:Default: ``.001``
-
-
-``journaler batch max``
-
-:Description: Maximum bytes we will delay flushing. 
-:Type: 64-bit Unsigned Integer 
-:Required: No
-:Default: ``0``
+.. confval:: journaler_write_head_interval
+.. confval:: journaler_prefetch_periods
+.. confval:: journaler_prezero_periods