2.9. High Availability

This section outlines the top new features for high availability.
Updated Service Management
The majority of core OpenStack services, including memcached and others, are now managed by systemd. A minimal number of critical services remain under Pacemaker, with fencing where required: HAProxy/virtual IPs, RabbitMQ, Galera (MariaDB), Manila-share, Cinder Volume, Cinder Backup, Redis.
Operational and Monitoring Tools
Red Hat OpenStack Platform 10 includes support for exposing information to operational and monitoring tools for High Availability.