DOCS-11259: missed an option in config file

kay-kim · kay-kim · commit 60a066e5e2f7 · 2018-11-14T16:42:11.000-05:00
diff --git a/source/includes/options-conf.yaml b/source/includes/options-conf.yaml
@@ -1184,6 +1184,9 @@ type: boolean
 default: true
 directive: setting
 description: |
+
+  *Only available for the MMAPv1 storage engine.*
+
   Enables or disables the preallocation of data files. By default, MongoDB
   does not preallocate data files.
 post: |
