Root and install wget
sudo -i yum install -y wget
Enable BBR
Refer to https://teddysun.com/489.html
wget --no-check-certificate https://github.com/teddysun/across/raw/master/bbr.sh && chmod +x bbr.sh && ./bbr.sh uname -sr sysctl net.ipv4.tcp_available_congestion_control sysctl net.ipv4.tcp_congestion_control sysctl net.core.default_qdisc lsmod | grep bbr
Install shadowsocks
wget --no-check-certificate -O shadowsocks-all.sh https://raw.githubusercontent.com/teddysun/shadowsocks_install/master/shadowsocks-all.sh chmod +x shadowsocks-all.sh ./shadowsocks-all.sh 2>&1 | tee shadowsocks-all.log