Centos7 开通Google BBR

安装
rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
rpm -Uvh http://www.elrepo.org/elrepo-release-7.0-2.el7.elrepo.noarch.rpm
yum --enablerepo=elrepo-kernel install kernel-ml -y

启用
grub2-set-default 0
echo 'net.core.default_qdisc=fq' | sudo tee -a /etc/sysctl.conf
echo 'net.ipv4.tcp_congestion_control=bbr' | sudo tee -a /etc/sysctl.conf
sudo sysctl -p

检测  lsmod | grep bbr

显示启动list
sudo egrep ^menuentry /etc/grub2.cfg | cut -f 2 -d \'

相关链接
https://www.vultr.com/docs/how-to-deploy-google-bbr-on-centos-7
秋水逸冰的一键安装
一键安装最新内核并开启 BBR 脚本