Adding And Deleting Members; Adding A Member To A New Cluster - Red Hat ENTERPRISE LINUX 4 - ADMINISTRATION Manual

Chapter 5. Configuring Red Hat Cluster With system-config-cluster
5. Choose File => Save to save the changes to the cluster configuration.

5.5. Adding and Deleting Members

The procedures to add or delete a cluster member vary depending on whether the cluster is a newly
configured cluster or a cluster that is already configured and running.
To add a member to a new cluster, refer to
To add or delete a cluster member in an existing cluster, refer to the following sections:
Section 5.5.2, "Adding a Member to a Running DLM Cluster"
•
Section 5.5.3, "Deleting a Member from a DLM Cluster"
•
Section 5.5.4, "Adding a GULM Client-only Member"
•
Section 5.5.5, "Deleting a GULM Client-only Member"
•
Section 5.5.6, "Adding or Deleting a GULM Lock Server Member"
•

5.5.1. Adding a Member to a New Cluster

To add a member to a new cluster, follow these steps:
1. At system-config-cluster, in the Cluster Configuration Tool tab, click Cluster Node.
2. At the bottom of the right frame (labeled Properties), click the Add a Cluster Node button.
Clicking that button causes a Node Properties dialog box to be displayed. For a DLM cluster, the
Node Properties dialog box presents text boxes for Cluster Node Name and Quorum Votes
Figure 5.5, "Adding a Member to a New DLM
(refer to
Properties dialog box presents text boxes for Cluster Node Name and Quorum Votes, and
presents a checkbox for GULM Lockserver (refer to
GULM Cluster")
Important
The number of nodes that can be configured as GULM lock servers is limited to either
one, three, or five.
Figure 5.5. Adding a Member to a New DLM Cluster
54
Section 5.5.1, "Adding a Member to a New
Cluster"). For a GULM cluster, the Node
Figure 5.6, "Adding a Member to a New
Cluster".