OpenStack Liberty Release Notes
OpenStack Networking (Neutron)
Deprecated Plugins and Drivers
- The metaplugin is marked as deprecated in the Liberty release and will be removed from the source tree during the following release.
OpenStack Telemetry (Ceilometer)
Key New Features
- The name of some middleware used by ceilometer changed in a backwards-incompatible way. Before upgrading, edit the paste.ini file for ceilometer to change "oslo.middleware" to "oslo_middleware". For example using sed -ri 's/oslo\.middleware/oslo_middleware/' api_paste.ini