BBR

To view available congestion control algorithms on this linux kernel

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sysctl net.ipv4.tcp_available_congestion_control

Append to /etc/sysctl.conf

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###################################################################
# user custom configuration - NOT a default part
#
# bbr
net.ipv4.tcp_congestion_control = bbr
# qdisc fq for bbr
net.core.default_qdisc = fq

And reboot system or sudo tc qdisc replace dev <dev_name> root fq