A message is Ready when it is waiting to be processed. When a consumer connects to the queue it gets a batch of messages to process. The amount is given in the prefetch size. While this consumer is working on the messages they get the status unacked. Unacked means that the consumer has promised to … Read more
You should enable the management plugin. rabbitmq-plugins enable rabbitmq_management See here: http://www.rabbitmq.com/plugins.html And here for the specifics of management. http://www.rabbitmq.com/management.html Finally once set up you will need to follow the instructions below to install and use the rabbitmqadmin tool. Which can be used to fully interact with the system. http://www.rabbitmq.com/management-cli.html For example: rabbitmqadmin get queue=<QueueName> … Read more
PORT 4369: Erlang makes use of a Port Mapper Daemon (epmd) for resolution of node names in a cluster. Nodes must be able to reach each other and the port mapper daemon for clustering to work. PORT 35197 set by inet_dist_listen_min/max Firewalls must permit traffic in this range to pass between clustered nodes RabbitMQ Management … Read more
Your question is a bit messy but Let’s see its bits one by one. General concept: The Java Message Service (JMS) API is a Java Message Oriented Middleware (MOM) API for sending messages between two or more clients. JMS is a part of the Java Platform, Enterprise Edition, and is defined by a specification developed … Read more
you can directly run this command sudo rabbitmqctl purge_queue queue_name
sudo rabbitmqctl status and look for line that looks like that: {rabbit,”RabbitMQ”,”2.6.1″},
Can I have each consumer receive the same messages? Ie, both consumers get message 1, 2, 3, 4, 5, 6? What is this called in AMQP/RabbitMQ speak? How is it normally configured? No, not if the consumers are on the same queue. From RabbitMQ’s AMQP Concepts guide: it is important to understand that, in AMQP … Read more
First, list your queues: rabbitmqadmin list queues name Then from the list, you’ll need to manually delete them one by one: rabbitmqadmin delete queue name=”queuename” Because of the output format, doesn’t appear you can grep the response from list queues. Alternatively, if you’re just looking for a way to clear everything (read: reset all settings, … Read more
A Connection represents a real TCP connection to the message broker, whereas a Channel is a virtual connection (AMQP connection) inside it. This way you can use as many (virtual) connections as you want inside your application without overloading the broker with TCP connections. You can use one Channel for everything. However, if you have … Read more