Vps vps开机优化 修改vim 兼容模式 1 sed -i 's/set compatible/set nocompatible\nset backspace=2/g' /etc/vim/vimrc.tiny 开启bbr 1 2 3 echo "net.core.default_qdisc=fq" >> /etc/sysctl.conf echo "net.ipv4.tcp_congestion_control=bbr" >> /etc/sysctl.conf sysctl -p 修改端口、开启密钥登陆 1 vi /etc/ssh/sshd_config oracle cloud开启ipv6 1 dhclient -6 enp0s3