DOCS-4527: clarification about systemLog.destination default

Sam Kleinman · Sam Kleinman · commit fb7b5dec845d · 2015-01-13T14:41:47.000-05:00
diff --git a/source/includes/options-conf.yaml b/source/includes/options-conf.yaml
@@ -82,7 +82,9 @@ type: string
 directive: setting
 description: |
   Specify either ``file`` or ``syslog``. If you specify ``file`` you
-  must also specify :setting:`systemLog.path`.
+  must also specify :setting:`systemLog.path`. If you do not specify
+  :setting:`systemLog.destination`, MongoDB will send all log output
+  to standard output.
 ---
 program: conf
 name: systemLog.timeStampFormat
