Is JMS distributed?

WebLogic JMS then distributes the messaging load across all available queue members within the distributed queue. When a queue member becomes unavailable, traffic is then redirected toward other available queue members in the set. To create a new distributed queue, click the Configure a new Distributed Queue link.

How can I improve my JMS performance?

  1. JMS Performance & Tuning Check List.
  2. Handling Large Message Backlogs. Improving Message Processing Performance.
  3. Cache and Re-use Client Resources.
  4. Tuning Distributed Queues.
  5. Tuning Topics. Tuning Non-durable Topic Publishers.
  6. Tuning for Large Messages.
  7. Defining Quota. Quota Resources.
  8. Blocking Senders During Quota Conditions.

What is distributed queue in WebLogic?

A distributed queue is a single unit of JMS queues that are accessible as a single, logical queue to a client (for example, a distributed queue has its own JNDI name). The members of the unit are usually distributed across multiple servers within a cluster, with each queue member belonging to a separate JMS server.

What are queues and topics in WebLogic JMS?

A JMS server defines a set of destinations (queues or topics) and any associated persistent storage that reside on a WebLogic Server instance. A JMS server manages connections and handles all message requests for its destinations on behalf of clients.

What are distributed queues?

A distributed queue is a distributed, transactional database that supports queued, structured messages. Distributed queues are read/write databases. Distributed queues are a commonly used mechanism to provide reliable and scalable messaging between components in a distributed system.

What is distributed message queue?

Distributed messaging is based on the concept of reliable message queuing. Messages are queued asynchronously between client applications and messaging systems. A distributed messaging system provides the benefits of reliability, scalability, and persistence.

What is queue connection factory in JMS?

A JMS queue connection factory is used to create connections to JMS destinations. When an application needs a JMS queue connection, an instance can be created by the factory for the JMS provider that is named in the Provider column of the list.

How do you create a queue in JMS?

The following steps are done in the WebLogic Server Console, beginning with the left-hand navigation menu.

  1. 2.1 Create Persistent store-
  2. 2.2 Create a JMS Server-
  3. 2.3 Create a JMS Module.
  4. 2.4 Create a SubDeployment.
  5. 2.5 Create a Connection Factory.
  6. 2.6 Create a JMS Queue.

What is topic and queue in JMS?

A JMS destination is an object (a JMS queue or a JMS topic) that represents the target of messages that the client produces and the source of messages that the client consumes. In point-to-point messaging, destinations represent queues; in publish/subscribe messaging, destinations represent topics.