IBM MQ RDQM (Replicated Data Queue Manager) RDQM (Replicated data queue manager) is a high availability solution that is available on Linux. RDQM configuration consists of minimum three servers.one instance is running which synchronously replicated data to other two instances. Three nodes can have used to greatly reduce the possibility of a split-brain situation arising.…
IBM Message Queue: Gateway Gateway queue managers between clusters is used to monitor the multiple Clusters and to send the messages for multiple Clusters through the Gateway so that it Avoids the build of Point to Point Channels. By creating the gateway the data will be copied to the Queue Managers of different cluster in…
IBM MQ: Publish/Subscribe Messaging Public Subscription in clustering is used to distribute the messages automatically to the Subscribers of different clusters when a message is initiated in Topic. Create the Queue Managers and Local Queues on each cluster and function of all the clusters should take care of Full Repository ‘s and define the topic…
IBM MQ distributed queueing Distributed queue management (DQM) is used to define and control communication between queue managers. Benefits of Distributed queue management : • Enables you to define and control communication channels between queue managers • Provides you with a message channel service to move messages from a type of local queue, known as…
MQ multi instance queueing Multi-instance queue managers are instances of the same queue manager configured on different servers. Benefits of Multi-instance Queueing: 1. 1. One instance of the queue manager is defined as the active instance and another instance is defined as the standby instance. 2. 2. If the active instance fails, the multi-instance queue…