This release is NOT backward compatible with 2.0.5. All Varnish Controller components requires an upgrade.
The release includes bug fixes, new features and improvements.
In most cases, no configuration changes is required after upgrade. It will be enough to upgrade packages and make sure that the component services gets restarted.
This release includes persistent statistics, you may need to increase your database volume depending on the amount of agents, VCLGroups and counters there are.
See Varnish Controller Changelog for more details on the changes and the upgrade notes for more details on how to upgrade.
This update is recommended for all users.