Pacemaker (software) explained

Pacemaker
Released:	2004
Operating System:	Cross-platform
Programming Language:	C
Genre:	Group communication system
License:	GNU General Public License Version 2^[1]

Pacemaker is an open-source high availability resource manager software used on computer clusters since 2004. Until about 2007, it was part of the Linux-HA project, then was split out to be its own project.^[2]

It implements several APIs for controlling resources, but its preferred API for this purpose is the Open Cluster Framework resourceagent API.

Related software

Pacemaker is generally used with Corosync Cluster engine or Linux-HA Heartbeat.

See also

• High-availability cluster
• Red Hat cluster suite

External links

• ClusterLabs, the home of Pacemaker.

Notes and References

1. Web site: Pacemaker Licence. Github . 24 February 2020.
2. Web site: Project History . ClusterLabs . 30 August 2019 . https://web.archive.org/web/20170503171801/https://wiki.clusterlabs.org/wiki/Project_History . 2017-05-03.