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Group management
If you are not using the WSO2 ELB to front a cluster of service-based products (such as WSO2 ESB, Data Services Server, and Application Server), enable the groupManagement element when a member is deployed as a cluster manager. A group management agent, which is an instance of the org.wso2.carbon.core.clustering.hazelcast.HazelcastGroupManagementAgent interface, must be specified for each group (applicationDomain) that is being managed. The following example configuration shows how cluster management has been enabled for group1 and group2:
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