ProcedureTo Configure a Cluster

  1. In the tree component, expand the Clusters node.

  2. Select the node for the cluster.

    On the General Information page, you can perform several optional tasks, detailed in the following steps.

  3. (Optional) Click Start Instances to start the clustered server instances.

    The number of instances stopped and started is listed farther down the page.

  4. (Optional) Click Stop Instances to stop the clustered server instances.

    The number of instances stopped and started is listed farther down the page.

  5. (Optional) Click Migrate EJB Timers to migrate the EJB timers from a stopped server instance to another server instance in the cluster.

  6. (Optional) Enable and configure the Group Management Service (GMS) for the instance.

    GMS is a module that provides failure notification for instances in a cluster, and for components such as the transaction service, timer service, ORB and EJB. It also protects computing resources for components that re recovering, allowing for quicker failure recovery.

    1. Click the Enabled checkbox to enable GMS for each instance in the cluster.

    2. Choose a Heartbeat Port for GMS communication for group members.

    3. Chose a Heartbeat Address as the IP address for GMS communication for group members.

  7. (Optional) Select the load balancer algorithm for the cluster.

More Information
Equivalent asadmin command

start-cluster, stop-cluster, migrate-timers, set (for GMS properties), create-http-lb-ref

See Also