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Introduction to GroupWise 7 and Heartbeat on Linux
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29.5 Starting Heartbeat
The Heartbeat packages must be installed and the configuration files set up on each node in the
cluster. Then use the following command to start Heartbeat on each node in the cluster:
rcheartbeat start
To make sure that Heartbeat starts each time the node restarts, use the following command:
chkconfig heartbeat on
Two log files provide status information about the functioning of the Heartbeat cluster and can be
viewed by using the following commands:
tail -f /var/log/ha-log
tail -f /var/log/ha-debug
29.6 Managing Heartbeat
Two types of programs are available for managing your Heartbeat cluster:
Command line utilities (http://www.linux-ha.org/v2/AdminTools)
crm_mon
provides an overview of the cluster
crm_resource
views, modifies, and migrates resources (such as GroupWise agents)
crm_standby
migrates all resources from a node, such as when maintenance is required
cibadmin
lets you modify the configuration information in the
cib.xml
file
GUI HA Management Client (
/usr/lib/heartbeat/haclient.py
) (http://
www.linux-ha.org/GuiGuide)
When you run this program, you are prompted to log in to the cluster as the
hacluster
user
or you can be a member of the
haclient
group in order to log in. By default, the
hacluster
user does not have a password. You must give it one in order to run the HA
Management Client.
29.7 Setting Up Shared Storage
After your Heartbeat cluster is installed, configured, and running smoothly, you are ready to set up
partitions on your shared storage device for use with GroupWise. You can use the Enterprise Volume
Management System (EVMS) to create partitions for file systems where GroupWise domains and
post offices will be located. EVMS is an open source project that provides volume management
services on Linux. These Web sites provide helpful information:
Enterprise Volume Management System (http://evms.sourceforge.net)
EVMS User Guide (http://evms.sourceforge.net/user_guide)
Use the following command to start the EVMS Administration Utility:
evmsgui
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