Hi All, Please see the following specification for the Vitrage Templates: https://review.openstack.org/#/c/272033/1/doc/source/vitrage-template-format.rst Vitrage Templates are used to support the RCA capabilities of Vitrage, as well as additional features such as deduced alarms and states. For more information on Vitrage, please see https://wiki.openstack.org/wiki/Vitrage. Elisha R.