EMQ X 4.0.1 is released now. This version mainly focuses on bug fixes and performance optimizes.

emqx

Enhancements:

• force_shutdown_policy defaults to disable

  Github PR:

  • emqx/emqx#3184

• Support timed global GC and provide configuration items

  Github PR:

  • emqx/emqx#3190

• Tune the default value of force_gc_policy

  Github PR:

  • emqx/emqx#3192
  • emqx/emqx#3201

• Tune and optimize the Erlang VM

  Github PR:

  • emqx/emqx#3195
  • emqx/emqx#3197

Bug Fixes:

• Fix the issue that the feature of ban is abnormal due to using the wrong unit

  Github PR:

  • emqx/emqx#3188

• Fix the handling of Retain As Publish and keep the value of Retain in bridge mode

  Github PR:

  • emqx/emqx#3189

• Fix the issue of unable to use multiple websocket listening ports

  Github PR:

  • emqx/emqx#3196
• • Fix the issue that EMQ X may not send DISCONNECT packet when session is takeovered

  Github PR:

  • emqx/emqx#3208

emqx-rule-engine

Enhancements:

• Provide more arrays functions of SQL

  Github PR:

  • emqx/emqx-rule-engine#136

• Reduce performance impact when no rules are configured

  Github PR:

  • emqx/emqx-rule-engine#138

emqx-web-hook

Bug Fixes:

• Fix crash due to parameter mismatch

  Github PR:

  • emqx/emqx-web-hook#167