Queues

Mirrored and Quorum Queues

Understand the deprecated classic mirrored queue model and why quorum queues, built on the Raft consensus algorithm, are now the recommended way to achieve hig…

Queues Explained

Understand what a RabbitMQ queue is, how it stores messages, and the properties that control its lifecycle and behavior.

The RabbitMQ Management UI

A tour of the RabbitMQ management plugin's web UI for inspecting queues, exchanges, connections, and managing users and permissions.

Work Queues and Load Balancing

Learn how RabbitMQ distributes tasks across a pool of competing consumers, and how prefetch settings enable fair, load-based dispatch.

Kafka vs Other Message Queues

How Kafka's log-based, partitioned architecture compares to traditional brokers like RabbitMQ, cloud queues like AWS SQS, and newer systems like Apache Pulsar.

Circular Queues

A fixed-size queue that reuses freed slots by wrapping indices with the modulo operator, avoiding wasted space.

Queues

A FIFO data structure supporting O(1) enqueue and dequeue, ideal for task scheduling and breadth-first traversal.

Pipes and Message Queues

Distinguishing anonymous pipes, named pipes (FIFOs), and message queues as message-passing IPC mechanisms.

Message Queues Explained

Message queues decouple producers from consumers by buffering work as discrete messages, enabling asynchronous processing, load leveling, and resilience to dow…