>From upstream documentation:
"""
Pacemaker used to obtain membership and quorum from a custom Corosync plugin.
This plugin also had the capability to start Pacemaker automatically when
Corosync was started. Neither behavior is possible with Corosync 2.0 and beyond
as support for plugins was
** Also affects: corosync (Ubuntu Eoan)
Importance: Undecided
Status: New
** Also affects: corosync (Ubuntu Disco)
Importance: Undecided
Status: New
** Also affects: corosync (Ubuntu Xenial)
Importance: Undecided
Status: New
** Also affects: corosync (Ubuntu
