rabbitmq安装rabbitmq_delayed_message_exchange插件1. 检查本地是否安装rabbitmq_delayed_message_exchange插件：2. 下载rabbitmq_delayed_meaage_exchange3. 安装插件
1. 检查本地是否安装rabbitmq_delayed_message_exchange插件：rabbitmq-plugins list Configured: E = explicitly enabled; e = implicitly enabled | Status: * = running on rabbit@t4 |/[ ] rabbitmq_amqp1_0 ...
