RabbitMQ日志
保存位置：$RABBITMQ_HOME/var/log/rabbitmq
服务启停
启动服务：servcie rabbitmq-server start
停止服务：servcie rabbitmq-server stop
服务状态：servcie rabbitmq-server status
RabbitMQ默认端口
4369 (epmd), 25672 (Erlang distribution)
5672, 5671 (AMQP 0-9-1 without and with TLS)
15672 (if management plugin is enabled)
61613, 61614 (if STOMP is enabled)
1883, 8883 (if MQTT is enabled)