Posts tagged '3.8'

RabbitMQ Gets an HA Upgrade

April 20, 2020 by Jack Vanlightly

This is the first part of a series on quorum queues, our new replicated queue type. We’ll be covering everything from what quorum queues are, to hardware requirements, migration from mirrored queues and best practices.

Introducing Quorum Queues

Mirrored queues, also known as HA queues have been the de facto option for years when requiring extra data safety guarantees for your messages. Quorum queues are the next generation of replicated queue that aim to replace most use cases for mirrored queues and are available from the 3.8 release and onward.

In this blog series we’re going to cover the following:


Simplifying rolling upgrades between minor versions with feature flags

April 23, 2019 by Jean-Sébastien Pédron

In this post we will cover feature flags, a new subsystem in RabbitMQ 3.8. Feature flags will allow a rolling cluster upgrade to the next minor version, without requiring all nodes to be stopped before upgrading.