Installation guide

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 configuration.
5.6.3. 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 Configurat ion T ool, click the failover domain that you want to
change (listed under Failover Domains).
2. At the bottom of the right frame (labeled Propert ies), click the Edit Failover Dom ain
Properties button. Clicking the Edit Failover Domain Properties button causes the
Failover Dom ain Configuration dialog box to be displayed (Figure 5.10, “Failover Domain
Configuration: Configuring a Failover Domain”).
3. At the Failover Dom ain Configuration dialog box, in the Member Node column, click the
node name that you want to delete from the failover domain and click the Rem ove Mem ber from
Domain button. Clicking Rem ove Member from Dom ain removes the node from the Member
Node column. Repeat this step for each node that is to be deleted from the failover domain.
(Nodes must be deleted one at a time.)
4. When finished, click Close.
5. At the Cluster Configurat ion 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 configuration.
5.7. Adding Cluster Resources
To specify a device for a cluster service, follow these steps:
1. On the Resources property of the Cluster Configuration Tool, click the Create a
Resource button. Clicking the Create a Resource button causes the Resource
Configuration dialog box to be displayed.
2. At the Resource Configuration dialog box, under Select a Resource Type, click the drop-
down box. At the drop-down box, select a resource to configure. T he resource options are
described as follows:
GFS
Name — Create a name for the file system resource.
Mount Point — Choose the path to which the file system resource is mounted.
Device — Specify the device file associated with the file system resource.
Options — Mount options.
File Syst em ID — When creating a new file system resource, you can leave this field
blank. Leaving the field blank causes a file system ID to be assigned automatically after
you click OK at the Resource Configuration dialog box. If you need to assign a file
Chapter 5. Configuring Red Hat Cluster With system-config-cluster
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