Linux

1. jar包启动脚本
   nohup java -server -Xms4096M -Xmx4096M -Xmn2048M -Xss5M -XX:MetaspaceSize=512M -XX:MaxMetaspaceSize=512M -XX:SurvivorRatio=8 -XX:MaxTenuringThreshold=5 -XX:PretenureSizeThreshold=1M -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -XX:CMSInitiatingOccupancyFraction=92 -XX:+UseCMSCompactAtFullCollection -XX:CMSFullGCsBeforeCompaction=0 -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/mnt/xincp/scity/dump/dumpfy.hprof -jar /mnt/xincp/scity/scity.jar --spring.profiles.active=shs --spring.redis.timeout=60000 > /dev/null 2>&1 &

2. 防火墙

   systemctl status/start/stop firewalld
   # 查看防火墙已开启的端口
   firewall-cmd --list-ports
   # 添加新的端口
   firewall-cmd --zone=public --add-port=81/tcp --permanent
   # 添加连续的端口
   sudo firewall-cmd --zone=public --add-port=82-85/tcp --permanent
   

3. 端口检测

   netstat -ntpl |grep 3306
   

Java