[Unit]
Description=Mosquitto MQTT v3.1/v3.1.1 Broker
Documentation=man:mosquitto.conf(5) man:mosquitto(8)
After=network-online.target
Wants=network-online.target
[Service]
ExecStart=/usr/sbin/mosquitto -c /etc/mosquitto/mosquitto.conf
User=mosquitto
LimitNOFILE=65535 #重要
[Install]
WantedBy=multi-user.target
linux max open files 參考
https://www.cnblogs.com/kcxg/p/11471320.html
mosquitto systemctl 參考 https://shaocheng.li/posts/2015/08/11/