Mohammad Shafiee mshafiee
sammdu
/ enable-tcp-bbr.sh
Last active
September 19, 2023 16:27
Significantly increase TCP throughput (and thus network speed) of your Linux server. When I tried it on a VPS I own, the wget average went from 394KB/s to 1.37MB/s!
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| #!/usr/bin/env bash | |
| # This is a crazy feature of the Linux kernel that will DRAMATICALLY increase | |
| # the TCP throughput (and thus network speed) of your Linux server. | |
| # When I tried it on a VPS I own, the wget average went from 394KB/s to 1.37MB/s! | |
| # Further reading: https://medium.com/google-cloud/tcp-bbr-magic-dust-for-network-performance-57a5f1ccf437 | |
| # check if kernel supports TCP BBR | |
| if ! grep 'CONFIG_TCP_CONG_BBR' /boot/config-"$(uname -r)" | grep -q 'CONFIG_TCP_CONG_BBR'; then |