docs: using osd_auto_discovery and osd_scenario lvm

Signed-off-by: Andrew Schoen <aschoen@redhat.com>

diff --git a/docs/source/osds/scenarios.rst b/docs/source/osds/scenarios.rst
index 87d17fae482bc13b17276c37cb2db1b29640d180..6aeffd6280c4f1be94e31db00d6fcef145e342b9 100644 (file)
--- a/docs/source/osds/scenarios.rst
+++ b/docs/source/osds/scenarios.rst
@@ -93,6 +93,13 @@ and journals would be placed on the faster solid state device ``/dev/nvme0n1``.
 The ``ceph-volume`` tool describes this in detail in
 `the "batch" subcommand section <http://docs.ceph.com/docs/master/ceph-volume/lvm/batch/>`_
 
+This option can also be used with ``osd_auto_discovery``, meaning that you do not need to populate
+``devices`` directly and any appropriate devices found by ansible will be used instead.
+
+.. code-block:: yaml
+
+   osd_scenario: lvm
+   osd_auto_discovery: true
 
 Other (optional) supported settings: