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## RabbitMQ 3.8.24
RabbitMQ `3.8.24` 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
* Fixed an issue where node monitor could produce a false network partition when
one of the cluster members was restarted
GitHub issue: [#3631](https://github.com/rabbitmq/rabbitmq-server/pull/3631)
* `rabbitmq-diagnostics memory_breakdown` failed to read memory of connection
reader, writer and channel processes.
GitHub issue: [#3570](https://github.com/rabbitmq/rabbitmq-server/issues/3570)
* Queue leader rebalancing now logs less
GitHub issue: [#3643](https://github.com/rabbitmq/rabbitmq-server/pull/3643)
* Removed some redundant code
Contributed by @Ayanda-D
GitHub issue: [#https://github.com/rabbitmq/rabbitmq-server/pull/3506](https://github.com/rabbitmq/rabbitmq-server/pull/3506)
* Info message grammar
Contributed by @tuxiqae
GitHub issue: [#3680](https://github.com/rabbitmq/rabbitmq-server/pull/3680)
#### Enhancements
* `cluster_formation.target_cluster_size_hint` is a new configuration setting that can be used to specify expected initial cluster size.
This can be used by features, plugins or tools that expect a certain minimum number of clusters nodes
to join during initial cluster formation
GitHub issue: [#3635](https://github.com/rabbitmq/rabbitmq-server/pull/3635)
### Prometheus Plugin
#### Bug Fixes
* TLS-enabled Prometheus endpoint listener port was not correctly stored internally
GitHub issue: [#2975](https://github.com/rabbitmq/rabbitmq-server/issues/2975)
### Management Plugin
#### Bug Fixes
* Persistent message count is now displayed correctly on individual queue pages
GitHub issue: [#3598](https://github.com/rabbitmq/rabbitmq-server/pull/3598)
* When setting topic permissions, the list of exchanges in the UI now honors the
currently selected virtual host.
Contributed by @LuisCusihuaman.
GitHub issues: [#3545](https://github.com/rabbitmq/rabbitmq-server/pull/3545), [#3689](https://github.com/rabbitmq/rabbitmq-server/pull/3689)
### AWS Peer Discovery Plugin
#### Enhancements
* The plugin now logs more details for failed AWS API requests.
Contributed by @tvhong-amazon (AWS)
GitHub issue: [#3579](https://github.com/rabbitmq/rabbitmq-server/pull/3579)
### Consistent Hashing Exchange Plugin
#### Bug Fixes
* Corrected deletion of duplicate bindings between an exchange and a queue
Contributed by @FalconerTC
GitHub issue: [#3594](https://github.com/rabbitmq/rabbitmq-server/pull/3594)
## Dependency Upgrades
None in this release.
## Source Code Archives
To obtain source code of the entire distribution, please download the archive named `rabbitmq-server-3.8.24.tar.xz`
instead of the source tarball produced by GitHub.
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