OS release upgrade / update cells utility
Change-Id: Iecaf1e117042db2a842291f79990caae1c465132
diff --git a/README.rst b/README.rst
index 06741cd..3abd1fb 100644
--- a/README.rst
+++ b/README.rst
@@ -158,6 +158,16 @@
barbican:
enabled: true
+Enable cells update:
+
+**Note:** Useful when upgrading Openstack. To update cells to test sync db agains duplicated production database.
+
+.. code-block:: yaml
+
+ nova:
+ controller:
+ update_cells: true
+
Configuring TLS communications
------------------------------