Discussion of explicit congestion notification's impact on the Internet
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From: Ryan Mounce <ryan@mounce.com.au>
To: Dave Taht <dave.taht@gmail.com>
Cc: Michael Welzl <michawe@ifi.uio.no>,
	ECN-Sane <ecn-sane@lists.bufferbloat.net>
Subject: Re: [Ecn-sane] osx ecn
Date: Thu, 29 Aug 2019 20:09:41 +0930	[thread overview]
Message-ID: <CAN+fvRameAnAq+ha_JyiUVG80Fxe__TaSOf=u-LCjUYr4iZAUg@mail.gmail.com> (raw)
In-Reply-To: <CAA93jw7aegs3dat+QKoQ2=-MfzBRg2HtpKORBGpncdKb+hLXLw@mail.gmail.com>

On Thu, 29 Aug 2019 at 09:15, Dave Taht <dave.taht@gmail.com> wrote:
>
> Very cool, thank you for jailbreaking.
>
> I'm a little puzzled over the cwr/ece ratio?
>
> 25 times received congestion experienced (CE) notification
> 37 times CWR was sent in response to ECE
> 619 times sent ECE notification
> 1029 connections received CE atleast once
>
> And um, er, while you are here busting your warranty for the sake of
> science, I'm dying to know what
>
>  netstat -I each_interface_you_have_especially_lte -qq
>
> shows. They have a really short queue and some form of flow control
> and I've never seen anything trigger except though a vm

https://gist.github.com/rmounce/dbb05a0bad40c9e37776d15b7d53bdc9

en0 is WiFi
pdp_ip0 is LTE data
pdp_ip1 is VoLTE

This is an iPhone X w/ Qualcomm modem. FWIW I'm on Telstra, which was
(is?) one of the few networks whitelisted by Apple for their cellular
ECN experiment a few years ago.

  parent reply	other threads:[~2019-08-29 10:39 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-27  2:03 Dave Taht
2019-08-27  6:47 ` Mikael Abrahamsson
2019-08-27  6:54   ` Michael Welzl
2019-08-27  7:02     ` Mikael Abrahamsson
2019-08-27 18:20       ` Dave Taht
2019-08-27 18:36     ` Dave Taht
2019-08-27 19:00       ` Michael Welzl
2019-08-28 23:29         ` Ryan Mounce
2019-08-28 23:45           ` Dave Taht
2019-08-29  0:55             ` Dave Taht
2019-08-29  3:28               ` Mikael Abrahamsson
2019-08-29  4:43                 ` Dave Taht
2019-08-29 10:30                   ` Mikael Abrahamsson
2019-08-29  8:08             ` Jonathan Morton
2019-08-29 10:39             ` Ryan Mounce [this message]
2019-08-27  6:58 ` Sebastian Moeller
2019-08-27  7:05   ` Jonathan Morton
2019-08-27  7:52     ` Sebastian Moeller

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