手动开启BBR

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sudo echo "net.core.default_qdisc=fq" >> /etc/sysctl.conf

sudo echo "net.ipv4.tcp_congestion_control=bbr" >> /etc/sysctl.conf

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sudo sysctl -p

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    # VPS提示

    root@bbr1:~# sysctl -p

    net.ipv6.conf.all.accept_ra = 2

    net.core.default_qdisc = fq

    net.ipv4.tcp_congestion_control = bbr

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sudo sed -i '/net\.core\.default_qdisc=fq/d' /etc/sysctl.conf && sed -i '/net\.ipv4\.tcp_congestion_control=bbr/d' /etc/sysctl.conf

sudo sysctl -p