--- features: - | Composable service plugins now support two additional sections, upgrade_tasks and upgrade_batch_tasks. These can be used by service template authors to define the required behavior on upgrade as ansible tasks, for both upgrades that require downtime, and rolling upgrades. See puppet/services/README.rst for more details. upgrade: - | Please refer to tripleo-docs for full details on the upgrade workflow required for Newton to Ocata upgrades, as it's possible some steps are different to previous releases: http://docs.openstack.org/developer/tripleo-docs/post_deployment/upgrade.html