开启BBR

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uname -a > 4.9
getconf LONG_BIT
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.10.2/linux-image-4.10.2-041002-generic_4.10.2-041002.201703120131_amd64.deb
dpkg -i linux-image-4.10.2-041002-generic_4.10.2-041002.201703120131_amd64.deb
update-grub
reboot
sudo bash -c 'echo "net.core.default_qdisc=fq" >> /etc/sysctl.conf'
sudo bash -c 'echo "net.ipv4.tcp_congestion_control=bbr" >> /etc/sysctl.conf'
sysctl -p
sysctl net.ipv4.tcp_available_congestion_control
请作者喝一杯咖啡☕️