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sorasoras/enable_bbr.sh

Last active January 6, 2018 07:23
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Update linux kernel and enable google bbr on ubuntu
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enable_bbr.sh
#!/bin/sh
# update kernel
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.15-rc6/linux-image-4.15.0-041500rc6-generic_4.15.0-041500rc6.201712312330_amd64.deb
dpkg -i linux-image-4.15.0*.deb
update-grub
# check kernel
uname -a
# enable bbr
echo "net.core.default_qdisc=fq" >> /etc/sysctl.conf
echo "net.ipv4.tcp_congestion_control=bbr" >> /etc/sysctl.conf
sysctl -p
# check bbr
sysctl net.ipv4.tcp_available_congestion_control
lsmod | grep bbr
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