centos7 VPS 优化
1.更新源
yum update -y && yum install curl -y
2.一键安装最新内核并开启 BBR 脚本(https://teddysun.com/489.html)
wget --no-check-certificate https://github.com/teddysun/across/raw/master/bbr.sh && chmod +x bbr.sh && ./bbr.sh
3.安装 kernel-ml-headers
yum --enablerepo=elrepo-kernel -y install kernel-ml-headers
4.设置默认启动内核
1)查看内核
cat /boot/grub2/grub.cfg | grep menuentry
2)更改默认内核
grub2-set-default 'CentOS Linux (4.18.3-1.el7.elrepo.x86_64) 7 (Core)'(引号部分为最新内核通过步骤1获取)
3)验证默认启动内核
grub2-editenv list
5.安装宝塔面板
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