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Maybe suggest using BBR congestion control?

Open ivanbaldo opened this issue 8 years ago • 3 comments

For kernel >= 4.9 maybe it should be suggested to add this in sysctl: net.ipv4.tcp_congestion_control = bbr And this in /etc/modules: tcp_bbr Maybe I am wrong though... but if thats the case, then it could be mentioned in the webpage why I am wrong so others don't ask themselves this same question. Thanks a lot!

ivanbaldo avatar Feb 02 '17 03:02 ivanbaldo

I don't regard BBR as baked enough to recommend.

dtaht avatar Feb 02 '17 13:02 dtaht

Thanks a lot for your answer Dave! Now more than two and a half years later, whats your opinion on using BBR? BTW I been using it together with fq_codel and ECN=1 since then at home and one of my customers, didn't notice any problems so far... (of course this is just my case and I am not as expert as you, just comenting).

ivanbaldo avatar Dec 11 '19 20:12 ivanbaldo

Iván Baldo [email protected] writes:

Thanks a lot for your answer Dave! Now more than two and a half years later, whats your opinion on using BBR? BTW I been using it together with fq_codel and ECN=1 since then at home and one of my customers, didn't notice any problems so far... (of course this is just my case and I am not as expert as you, just comenting).

Ultimately, ecn or no, BBR will construct a good model of the path, and fq_codel garuntees that that is, indeed a good model.

That said, I'd really like to see RFC3168-like behavior enter bbr.

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dtaht avatar Dec 15 '19 05:12 dtaht