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RabbitMQ is an open-source message-broker software (sometimes called message-oriented middleware) that originally implemented the Advanced Message Queuing Protocol (AMQP) and has since been extended with a plug-in architecture to support Streaming Text Oriented Messaging Protocol (STOMP), MQ Telemetry Transport (MQTT), and other protocols.
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Blocking receive puts the child to sleep if it cannot find a requested message type. It sleeps until another message is posted in the queue, and then wakes up to check again. Non-blocking receive returns immediately to the caller, mentioning that it failed. msgctl() Used to change message queue parameters like the owner.
AMQP is a binary application layer protocol, designed to efficiently support a wide variety of messaging applications and communication patterns. It provides flow controlled, [3] message-oriented communication with message-delivery guarantees such as at-most-once (where each message is delivered once or never), at-least-once (where each message is certain to be delivered, but may do so ...
CommandPipe - Receives passive status and performance data from check_mk script, will not process commands; Reactionner Gets notifications and eventhandlers from the scheduler, executes plugins/scripts and sends the results to the scheduler; Broker Has multiple modules (usually running in their own processes)
MQTT (originally an initialism of MQ Telemetry Transport [a]) is a lightweight, publish–subscribe, machine-to-machine network protocol for message queue/message queuing service.
This supported application deployment for Java, Ruby on Rails, Sinatra, Node.js, and Scala, as well as database support for MySQL, MongoDB, Redis, PostgreSQL, and RabbitMQ. [23] [24] In August 2012, Pat Gelsinger was appointed as the new CEO of VMware, coming over from EMC. Paul Maritz went over to EMC as Head of Strategy before moving on to ...
The landscape for instant messaging involves cross-platform instant messaging clients that can handle one or multiple protocols. [1] Clients that use the same protocol can typically federate and talk to one another.