RabbitMQ 3.5.7.RC1 发布，此版本是 RabbitMQ 3.5.7 的候选版本，也是个 bug 修复版本。
更新内容
服务器
Bug 修复
file_handle_cache:clear_read_cache/0 no longer silently fails.
The function is mean to be used with rabbitmqctl eval in environments where
in-process buffering of file data is enabled.
GitHub issue: rabbitmq-server#436
Default RABBITMQ_PLUGINS_DIR value on Windows should be calculated as relative to RabbitMQ
server installation directory, not RABBITMQ_BASE.
If you override RABBITMQ_BASE, you may need to copy plugins from %RABBITMQ_BASE%\plugins
to the plugins directory under RabbitMQ installation.
GitHub issue: rabbitmq-server#433
Overriding RABBITMQ_LOGS and RABBITMQ_SASL_LOGS on Windows prevented node from starting.
GitHub issue: rabbitmq-server#375
Some startup code bits assumed IPv4 is enabled in the environment
GitHub issue: rabbitmq-server#117
More robust disk monitor, fewer errors logged.
GitHub issue: rabbitmq-server#91
改进
RAM watermark can be configured as an absolute value in bytes (just like with disk space monitoring):
[{rabbit, [{vm_memory_high_watermark, {absolute, 1073741824}}]}].
GitHub issue: rabbitmq-server#207
rabbitmqctl authenticate_user is a new command that can be used to test user authentication.
GitHub issue: rabbitmq-server#119
rabbitmqctl now supports exclusive as a queue info item.
Contributed by Alexey Lebedeff (@binarin).
GitHub issue: rabbitmq-server#371
Java 客户端
Bug 修复
AutorecoveringChannel#basicCancel could throw a NullPointerException.
GitHub issue: rabbitmq-java-client#105
.NET 客户端
Bug 修复
IConnection.Dispose could throw an exception.
GitHub issue: rabbitmq-dotnet-client#133
MQTT 插件
Bug 修复
Auto-deletion of queues that back QoS 1 subscriptions is again controlled
by the clean session flag.
GitHub issues: rabbitmq-mqtt#30 (original report which introduced the issue), rabbitmq-mqtt#37 (clarification and fix)
STOMP 插件
改进
Queue names now can be set explicitly using the x-queue-name header, for all
destination types.
GitHub issue: rabbitmq-stomp#43
Management 插件
Bug 修复
Management plugin could prevent a node from starting when it recovers after a network split.
GitHub issue: rabbitmq-management#81
401 responses correctly set content type to application/json
GitHub issue: rabbitmq-management#67
Consumer utilisation is correctly reported as a number instead of "" when it equals 0.
GitHub issue: rabbitmq-management#26
rabbitmqadmin misinterpreted boolean settings in config as strings
GitHub issue: rabbitmq-management#20
下载：https://github.com/rabbitmq/rabbitmq-server/archive/rabbitmq_v3_5_7_rc1.zip。
RabbitMQ 是由 LShift 提供的一个 Advanced Message Queuing Protocol (AMQP) 的开源实现，由以高性能、健壮以及可伸缩性出名的 Erlang 写成，因此也是继承了这些优点。
来自:开源中国社区
