clusterglue (The interesting parts of Heartbeat without the ****) Also known as Reusable Cluster Components, Cluster Glue is the heart of the Heartbeat / OpenAIS / Corosync / Pacemaker application stack. In order to have a functioning High Availability software stack, before running this SlackBuild, build AND install, each in order, the following other SlackBuilds. Requires: libesmtp, and libnet available at SlackBuilds.org.