Discussion of explicit congestion notification's impact on the Internet
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From: Dave Taht <dave.taht@gmail.com>
To: ECN-Sane <ecn-sane@lists.bufferbloat.net>
Subject: [Ecn-sane] what does ecnseen really mean?
Date: Tue, 12 Jan 2021 20:48:20 -0800	[thread overview]
Message-ID: <CAA93jw6y5az7bfG2RPLgh33H0tPGodvKkMtS6uwPMp7kueZFmg@mail.gmail.com> (raw)

from a random box with bbr on and tons of connections.

```
% sysctl -a | fgrep ecn
net.ipv4.tcp_ecn = 2
net.ipv4.tcp_ecn_fallback = 1

% ss -antie 'src x.y/16' | fgrep bbr | fgrep -c ecn
524

% ss -antie 'src x.y/16' | fgrep bbr | fgrep -c ecnseen
484

% ss -antie 'src x.y/16' | fgrep bbr | wc -l
22037
```



-- 
"For a successful technology, reality must take precedence over public
relations, for Mother Nature cannot be fooled" - Richard Feynman

dave@taht.net <Dave Täht> CTO, TekLibre, LLC Tel: 1-831-435-0729

             reply	other threads:[~2021-01-13  4:48 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-13  4:48 Dave Taht [this message]
2021-01-13  9:23 ` Jeremy Harris

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