Pacemaker is an advanced, scalable high-availability cluster resource manager.
The Corosync Cluster Engine and Application Programming Interfaces.
A client/server GUI and a SNMP subagent for configuring, managing and monitoring the Pacemaker High-Availability cluster resource manager.
Pcs is a Corosync and Pacemaker configuration tool. It permits users to easily view, modify and create Pacemaker based clusters. Pcs contains pcsd, a pcs daemon, which operates as a remote server for pcs and provides a web UI.