doc: Added requiretty comment to preflight checklist.

Signed-off-by: John Wilkins <john.wilkins@inktank.com>

diff --git a/doc/start/quick-start-preflight.rst b/doc/start/quick-start-preflight.rst
index 8a2d981d3ddd94ee2ab64b5eaf018f33ebdf7650..71b55f416e9c17caf6d69500319c3b1cd9b72700 100644 (file)
--- a/doc/start/quick-start-preflight.rst
+++ b/doc/start/quick-start-preflight.rst
@@ -118,6 +118,12 @@ Once you have completed this pre-flight checklist, you are ready to begin using
 ``ceph-deploy``.
 
 
+.. note:: Some distributions (e.g., RHEL) require you to comment out 
+   ``Default requiretty`` in the ``/etc/sudoers`` file for ``ceph-deploy`` to 
+   work properly. If editing, ``/etc/sudoers``, ensure that you use 
+   ``sudo visudo`` rather than a text editor.
+
+
 Hostname Resolution
 ===================