1.4. The Cluster and Pacemaker Configuration Files
The configuration files for the Red Hat High Availability add-on are
corosync.conf file provides the cluster parameters used by
corosync, the cluster manager that Pacemaker is built on. In general, you should not edit the
corosync.conf directly but, instead, use the
pcsd interface. However, there may be a situation where you do need to edit this file directly. For information on editing the
corosync.conf file, see Editing the corosync.conf file in Red Hat Enterprise Linux 7.
cib.xml file is an XML file that represents both the cluster’s configuration and current state of all resources in the cluster. This file is used by Pacemaker's Cluster Information Base (CIB). The contents of the CIB are automatically kept in sync across the entire cluster Do not edit the
cib.xml file directly; use the
pcsd interface instead.