Ubuntu 20.04开启BBR

echo net.core.default_qdisc=fq >> /etc/sysctl.conf
echo net.ipv4.tcp_congestion_control=bbr >> /etc/sysctl.conf

sysctl -p

sysctl net.ipv4.tcp_available_congestion_control

lsmod | grep bbr

sysctl net.ipv4.tcp_available_congestion_control
# net.ipv4.tcp_available_congestion_control = bbr cubic reno
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原文地址：https://www.cnblogs.com/chasingdreams2017/p/15757559.html