EMQ X 4.0-rc.2 is now available and includes the changes below:

emqx

Made the following changes:

• Add test cases for more modules and improve test coverage of existing test cases

  Github PR:

  • emqx/emqx#3091
  • emqx/emqx#3095
  • emqx/emqx#3096
  • emqx/emqx#3100
  • emqx/emqx#3106
  • emqx/emqx#3107

• Get the timestamp uniformly by erlang:system_time

  Github PR:

  • emqx/emqx#3088
  • emqx/emqx#3089

• Remove sessions.persistent.count and sessions.persistent.max stats

  Github PR:

  • emqx/emqx#3111

• WebSocket supports session mechanisms

  Github PR:

  • emqx/emqx#3106
  • emqx/cowboy#1
  • emqx/cowboy#3

emqx-retainer (plugin)

Addressed the following issues:

• EMQ X cannot reply SUBACK to the client in a timely manner when there are a large number of retained messages

  Github PR:

  • emqx/emqx-retainer#126

emqx-dashboard (plugin)

Made the following changes:

• Add IP field to client list, no need to enter details to view.

  Github PR:

  • emqx/emqx-dashboard#172