We intend to release RabbitMQ 3.11.0 on 5 September 2022. While we have been testing it internally for some time, with production-like workloads, we need your help to check that it is as stable and reliable as we believe it is. This is the timeline that we have to work…
Quorum Queues are a superior replacement for Classic Mirrored Queues that were introduced in RabbitMQ version 3.8. And there are two complementary reasons why you would need to migrate. First of all, Classic Mirrored Queues were deprecated in 3.9, with a formal announcement posted on August 21, 2021. They will…
RabbitMQ 3.11.0 will make all feature flags introduced during the life of RabbitMQ 3.8.x required. People who initially created clusters using RabbitMQ 3.8.9 or older should enable all feature flags before upgrading to RabbitMQ 3.11! If the feature flags are not enabled, RabbitMQ 3.11.0+ will refuse to start. Feature flags…
Today when we use the rabbitmq-management with the rabbitmq_auth_backend_oauth2 plugin, the only supported Authorization server is UAA, making it difficult to connect to other OAuth 2.0 servers. Additionally, rabbitmq-management plugin uses the OAuth 2.0 implicit flow which is no longer recommended for security reasons. RabbitMQ 3.11 will support practically any…
RabbitMQ 3.12 will be released soon with many new features and improvements. This blog post focuses on the the performance-related differences. The most important change is that the lazy mode for classic queues is now the standard behavior (more on this below). The new implementation should be even more memory…
RabbitMQ now has an official Discord server started by the core team. If you prefer Discord to Slack, feel free to join it and discuss all things RabbitMQ! Introducing RabbitMQ Community Discord Server Thanks to Gavin Roy, the RabbitMQ community has had a place to communicate, help each other and…
Stream filtering is a new feature in RabbitMQ 3.13. It allows to save bandwidth between the broker and consuming applications when those applications need only a subset of the messages of a stream. Keep reading to find out how stream filtering works and see it in action. Concepts of Stream…
RabbitMQ 3.13 is now available with support for MQTTv5, stream filtering and significant improvements to classic queue performance, especially for larger messages. Read dedicated blog posts for more details about these changes: support for version 5 of the MQTT protocol support for stream filtering performance improvements RabbitMQ 3.13 is the…
A previous post gave an introduction to stream filtering, a new and exciting feature in RabbitMQ 3.13. In this post we cover the internals of stream filtering. Knowing the design and implementation will help you to configure and use stream filtering in the most optimal way for your use cases.…
Erlang/OTP 27.0 was released on May 20th, 2024. While it contains a lot of exciting features and improvements, unfortunately RabbitMQ currently doesn't work well with this version. We are aware of significant performance regressions, as high as 30% lower message throughput in many common workloads. We are investigating the root…