初始化系统升级内核:https://www.chenmx.net/?p=208# 关闭防火墙systemctl stop firewalldsystemctl disable firewalld# 关闭selinuxsed -i 's/enforcing/disabled/' /etc/selinux/config# 永久setenforce 0# 临时# 关闭swapswapoff -a# 临时