Removing A Failover Domain; Removing A Member From A Failover Domain - Red Hat Cluster for Enterprise Linux 5 Configuration

• Running cluster — If this cluster is operational and running, and you want to propagate
the change immediately, click the Send to Cluster button. Clicking Send to Cluster
automatically saves the configuration change. If you do not want to propagate the
change immediately, choose File => Save to save the changes to the cluster configura-
tion.

6.2. Removing a Failover Domain

To remove a failover domain, follow these steps:
1. At the left frame of the the Cluster Configuration Tool, click the failover domain that you
want to delete (listed under Failover Domains).
2. At the bottom of the right frame (labeled Properties), click the Delete Failover Domain
button. Clicking the Delete Failover Domain button causes a warning dialog box do be dis-
played asking if you want to remove the failover domain. Confirm that the failover domain
identified in the warning dialog box is the one you want to delete and click Yes. Clicking
Yes causes the failover domain to be removed from the list of failover domains under Fail-
over Domains in the left frame of the Cluster Configuration Tool.
3. At the Cluster Configuration Tool, perform one of the following actions depending on
whether the configuration is for a new cluster or for one that is operational and running:
• New cluster — If this is a new cluster, choose File => Save to save the changes to the
cluster configuration.
• Running cluster — If this cluster is operational and running, and you want to propagate
the change immediately, click the Send to Cluster button. Clicking Send to Cluster
automatically saves the configuration change. If you do not want to propagate the
change immediately, choose File => Save to save the changes to the cluster configura-
tion.

6.3. Removing a Member from a Failover Domain

To remove a member from a failover domain, follow these steps:
1. At the left frame of the the Cluster Configuration Tool, click the failover domain that you
want to change (listed under Failover Domains).
2. At the bottom of the right frame (labeled Properties), click the Edit Failover Domain Prop-
erties button. Clicking the Edit Failover Domain Properties button causes the Failover
Domain Configuration dialog box to be displayed (Figure 4.7, "Failover Domain Configur-
ation: Configuring a Failover Domain").
3. At the Failover Domain Configuration dialog box, in the Member Node column, click the
node name that you want to delete from the failover domain and click the Remove Member
from Domain button. Clicking Remove Member from Domain removes the node from the
Member Node column. Repeat this step for each node that is to be deleted from the fail-
over domain. (Nodes must be deleted one at a time.)
6.2. Removing a Failover Domain
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