91 lines
2.7 KiB
Markdown
91 lines
2.7 KiB
Markdown
RabbitMQ `3.9.28` is a maintenance release in the `3.9.x` release series.
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This series [**reaches end of general support** on Jan 31st, 2023](https://rabbitmq.com/versions.html).
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Please refer to the **Upgrading to 3.9** section from [v3.9.0 release notes](https://github.com/rabbitmq/rabbitmq-server/releases/tag/v3.9.0)
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if upgrading from a version prior to 3.9.0.
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This release requires at least Erlang 24.3, and supports Erlang 25.
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[RabbitMQ and Erlang/OTP Compatibility Matrix](https://www.rabbitmq.com/which-erlang.html) has more details on Erlang version requirements for RabbitMQ.
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### Minimum Supported Erlang Version
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Erlang 23 support has reached its [end of support](https://www.rabbitmq.com/which-erlang.html).
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Starting with this release, RabbitMQ requires Erlang 24.3 or later versions. Nodes **will fail to start** on older Erlang releases.
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## Changes Worth Mentioning
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Release notes can be found on GitHub at [rabbitmq-server/release-notes](https://github.com/rabbitmq/rabbitmq-server/tree/v3.9.x/release-notes).
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### Core Server
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#### Enhancements
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* Preserve additional information in the log message when heartbeat frame cannot
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be sent due to a TCP timeout.
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GitHub issue: [#6708](https://github.com/rabbitmq/rabbitmq-server/pull/6708)
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### CLI Tools
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#### Bug Fixes
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* `rabbitmqctl add_vhost` now coerces a single string value of `--tags` into an array.
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GitHub issue: [#6877](https://github.com/rabbitmq/rabbitmq-server/pull/6877)
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### Management Plugin
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#### Bug Fixes
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* User filtering combined with pagination in the management UI did not work as expected.
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GitHub issue: [#4908](https://github.com/rabbitmq/rabbitmq-server/issues/4908)
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* Correctly format JSON field value in channel detail API response.
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Contributed @Syuparn.
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GitHub issue: [#2684](https://github.com/rabbitmq/rabbitmq-server/issues/2684)
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### AMQP 1.0 Plugin
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#### Bug Fixes
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* AMQP 1.0 connection churn resulted in a memory leak.
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GitHub issue: [#6969](https://github.com/rabbitmq/rabbitmq-server/issues/6969)
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### Web STOMP Plugin
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#### Bug Fixes
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* `ERROR` frames delivery is now correctly delivered w.r.t. TCP connection closure for clients that run into
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certain types of exceptions.
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Contributed by @csicar.
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GitHub issue: [#6789](https://github.com/rabbitmq/rabbitmq-server/pull/6789)
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## Dependency Upgrades
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* `ra` was upgraded [from `2.4.5` to `2.4.6`](https://github.com/rabbitmq/ra/releases)
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* `prometheus.erl` was upgraded [from `4.9.1` to `4.10.0`](https://github.com/deadtrickster/prometheus.erl/tags)
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## Dependency Upgrades
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None in this release.
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## Source Code Archives
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To obtain source code of the entire distribution, please download the archive named `rabbitmq-server-3.9.28.tar.xz`
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instead of the source tarball produced by GitHub.
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