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## RabbitMQ 3.8.22
RabbitMQ `3.8.22` is a maintenance release.
All users are recommended to upgrade to this release.
### Obtaining Packages
RabbitMQ releases are distributed via [GitHub](https://github.com/rabbitmq/rabbitmq-server/releases), [Cloudsmith](https://cloudsmith.io/~rabbitmq/repos/),
and [PackageCloud](https://packagecloud.io/rabbitmq).
### Erlang/OTP Compatibility Notes
This release [requires Erlang 23.2](https://www.rabbitmq.com/which-erlang.html) and [supports Erlang 24](https://blog.rabbitmq.com/posts/2021/03/erlang-24-support-roadmap/).
[Provisioning Latest Erlang Releases](https://www.rabbitmq.com/which-erlang.html#erlang-repositories) explains
what package repositories and tools can be used to provision modern Erlang versions.
## Upgrade and Compatibility Notes
See the [Upgrading guide](https://www.rabbitmq.com/upgrade.html) for general documentation on upgrades and
[RabbitMQ change log](https://www.rabbitmq.com/changelog.html) for release notes of other releases.
If upgrading from a`3.7.x` release, see [3.8.0 release notes](https://github.com/rabbitmq/rabbitmq-server/releases/tag/v3.8.0)
upgrade and compatibility notes first.
If upgrading from a `3.6.x` or older [release series](https://www.rabbitmq.com/versions.html), first upgrade
to [`3.7.27`](https://github.com/rabbitmq/rabbitmq-server/releases/tag/v3.7.27) and then to this version.
## Getting Help
Any questions about this release, upgrades or RabbitMQ in general are welcome on the [RabbitMQ mailing list](https://groups.google.com/forum/#!forum/rabbitmq-users)
and [RabbitMQ community Slack](https://rabbitmq-slack.herokuapp.com/).
## Changes Worth Mentioning
Release notes are kept under [rabbitmq-server/release-notes](https://github.com/rabbitmq/rabbitmq-server/tree/v3.8.x/release-notes).
Contributors are encouraged to update them together with their changes. This helps with release automation and more
consistent release schedule.
### Core Server
#### Bug Fixes
* Virtual host metadata (description, tags) was not imported from definitions.
GitHub issue: [#3333](https://github.com/rabbitmq/rabbitmq-server/pull/3333)
### AWS Peer Discovery Plugin
#### Enhancements
* AWS API calls are now retried multiple times.
Contributed by AWS.
GitHub issue: [#3329](https://github.com/rabbitmq/rabbitmq-server/pull/3329)
### Management Plugin
#### Enhancements
* `PUT /api/vhosts/{name}` now can update metadata (tags and descriptions) for existing
virtual hosts.
GitHub issue: [#3319](https://github.com/rabbitmq/rabbitmq-server/pull/3319)
## Dependency Upgrades
No dependency changes in this release.
## Source Code Archives
To obtain source code of the entire distribution, please download the archive named `rabbitmq-server-3.8.22.tar.xz`
instead of the source tarball produced by GitHub.
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