--- features: - | Active/Standby support for Octavia. * When enabled in the configuration file, Octavia will boot an active and standby amphora for each load balancer. * Session persistence is maintained between the active and standby amphora. * Amphora failover is supported when active/standby is enabled. Should the master or backup amphora fail, the health manager will rebuild it. upgrade: - | Upgrade requires a database migration. * Adds tables for active/standby. * Updates load balancer, listener, and amphora tables.