doc: Added Disable requiretty to quick start.

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

diff --git a/doc/start/quick-ceph-deploy.rst b/doc/start/quick-ceph-deploy.rst
index dec6b5eee6e20c3e8e2df52f034888a148a79c91..06d2cc6a3d4e6a1767eb34c9905c64b9bdb84330 100644 (file)
--- a/doc/start/quick-ceph-deploy.rst
+++ b/doc/start/quick-ceph-deploy.rst
@@ -32,6 +32,16 @@ configuration of your cluster. ::
    ``ceph-deploy``.
 
 
+.. topic:: Disable ``requiretty``
+
+   On some distributions (e.g., CentOS), you may receive an error while trying 
+   to execute ``ceph-deploy`` commands. If ``requiretty`` is set
+   by default, disable it by executing ``sudo visudo`` and locate the 
+   ``Default requiretty`` setting. Change it to ``Default:ceph !requiretty`` to
+   ensure that ``ceph-deploy`` can connect using the ``ceph`` user and execute 
+   commands with ``sudo``.
+
+
 Create a Cluster
 ================
 
@@ -59,6 +69,7 @@ for the new cluster.  See `ceph-deploy new -h`_ for additional details.
    cluster, your Ceph Storage Cluster will not achieve an ``active + clean``
    state. To remedy this situation, you must modify your `CRUSH Map`_.
 
+
 Install Ceph
 ============