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26/05/2020

How do you refresh a cluster?

How do you refresh a cluster?

Issue the REFRESH CLUSTER command from a queue manager to discard all locally held information about a cluster. You are unlikely to need to use this command, except in exceptional circumstances. There are three forms of this command: REFRESH CLUSTER(clustername) REPOS(NO)

How do I delete a cluster in MQ?

Procedure

  1. Remove cluster queues from the CHNSTORE cluster.
  2. Stop all applications that have access to cluster queue.
  3. Remove the repository attribute from the full repository queue managers.
  4. Remove cluster channels.
  5. Stop cluster channels.
  6. Repeat steps 4 and 5 for each queue manager in the cluster.

Which command can be used to remove a queue manager from a cluster temporarily?

Use the SUSPEND QMGR command and RESUME QMGR command to remove a queue manager from a cluster temporarily, for example for maintenance, and then to reinstate it.

How do I suspend a QMGR cluster?

Use the SUSPEND QMGR and RESUME QMGR command to temporarily reduce the inbound cluster activity to this queue manager, for example, before you perform maintenance on this queue manager, and then reinstate it.

How do I suspend a queue manager in cluster?

What is MQ cluster?

Clusters simplify the administration of IBM WebSphere MQ networks which usually require many object definitions for channels, transmit queues, and remote queues to be configured. Clusters can be used to distribute the workload of message traffic across queues and queue managers in the cluster.

How do you make a cluster in MQ?

Procedure

  1. Decide on the organization of the cluster and its name.
  2. Decide which queue managers are to hold full repositories.
  3. Alter the queue manager definitions to add repository definitions.
  4. Alter the queue manager definitions to create separate cluster transmission queues for each destination.
  5. Define the listeners.

How does IBM MQ cluster work?

IBM WebSphere MQ clustering code ensures that remote queue definitions for cluster queues are created on any queue manager that refers to them. As with distributed queuing, an application uses the MQPUT call to put a message on a cluster queue at any queue manager in the cluster.

How does MQ cluster work?

What is cluster in IBM MQ?

A cluster is a group of two or more queue managers that are logically associated and can share information with each other. You can use the wizards and properties dialogs in IBM® MQ Explorer to create and configure queue manager clusters.

What is cluster in WebSphere MQ?

How do you connect to MQ clusters?

In the Navigator view (in the Queue Manager Clusters folder), right-click the queue manager, the click Connect to queue manager. WebSphere MQ Explorer connects to the remote cluster queue manager using the full repository queue manager that is WebSphere MQ Explorer’s information source about the cluster.