To modify the cluster configuration, use
the Cluster Configuration Tool to edit the cluster
configuration file (/etc/cluster/cluster.conf). For
more information about using the
Cluster Configuration Tool, refer to Chapter 3 Cluster Configuration.
Use only the Cluster Configuration Tool to modify
the cluster configuration. Do not directly edit
the /etc/cluster/cluster.conf file with a text
Although the Cluster Configuration Tool provides a
Quorum Votes parameter in the
Properties dialog box of each cluster member, that
parameter is intended only for use during initial cluster
configuration. Furthermore, it is recommended that you retain the default
Quorum Votes value of "1". For more information
about using the Cluster Configuration Tool, refer to Chapter 3 Cluster Configuration.
To edit the cluster configuration file, click the Cluster
Configuration tab in the cluster configuration GUI. Clicking
the Cluster Configuration tab displays a graphical
representation of the cluster configuration. Change the configuration file
according the the following steps:
Make changes to cluster elements (for example, create a
Propagate the updated configuration file throughout the cluster
by clicking Send to Cluster.
The Cluster Configuration Tool does not display
the Send to Cluster button if the cluster is new
and has not been started yet, or if the node from which you are running the
Cluster Configuration Tool is not a member of the cluster. If the
Send to Cluster button is not displayed, you can
still use the Cluster Configuration Tool; however,
you cannot propagate the configuration. You can still
save the configuration file. For information about
using the Cluster Configuration Tool for a new cluster
configuration, refer to Chapter 3 Cluster Configuration.
Clicking Send to Cluster causes a
Warning dialog box to be displayed. Click
Yes to save and propagate the
Clicking Yes causes an
Information dialog box to be displayed,
confirming that the current configuration has been propagated to the
cluster. Click OK.
Click the Cluster Management tab and verify that
the changes have been propagated to the cluster members.