From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qt1-x82c.google.com (mail-qt1-x82c.google.com [IPv6:2607:f8b0:4864:20::82c]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id 9D5163CB35 for ; Wed, 23 Oct 2019 07:56:34 -0400 (EDT) Received: by mail-qt1-x82c.google.com with SMTP id z22so11298882qtq.11 for ; Wed, 23 Oct 2019 04:56:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:message-id:mime-version:subject:date:in-reply-to:cc:to :references; bh=nQTpP+4r/mZOD1fUu2Cl4x+pncBLbR2NIg0XGzdVPrA=; b=DzVGjQp0Va847+RsUi3mU7S9LHChmtHRAIHr/hbjBdyJ8WTupqBupur0OvEDoyJW87 hzc98u2TX7Vjq/umIa0ool2uBG0oC9haftg7PJXrcbMrXwTyJ5/U6WfILaGH3xMsmyES axL6HQkrkqL2NHWZfFdD1RhiY+Ea8kFM8n3oK5DSZmy+XaAfMQVU1tOCyf9Jo4lFjbIQ mFuCpuKD5gzxF/z41EdTInkfOSh81eRzmfNuC5f4ccrY9iYHmLIcZ8zPkK37BumALpDd Q0fCKm0mFKm2z+vSlXrL1+jj35W8/lCH8dPxWrscDxVxn3IOW+DSsWAwgkxf0fnhxoqD CHOw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:message-id:mime-version:subject:date :in-reply-to:cc:to:references; bh=nQTpP+4r/mZOD1fUu2Cl4x+pncBLbR2NIg0XGzdVPrA=; b=Ld9EbSByeLapkCOv/BFZB9o5X4MEsB8zZXhizYSpM43xXyw9KBRVn5m2AT1MYhkonZ EWiNBkkg+PoqsCzwfQhiktUqK2xElKAku/bCDW/K44iRqVXQ0Q43z4CcTQTQTQsvjfns g7Udn1ja17UpT47IYlmx5d6W5n9ztRlvRUU7+fRlLZm5soICvnOhXpNRqwpQ8jEVCi0q 1ta+2ZNyOM11f1dowwDU8qg7yoaYtTvRvHQxC9SxwijdTqooERhr/urGZV59WGU9HaQM esk9zHlwZ0827/0oVvv6H9M+augcjzhzYbuMpwQ3RatpjzTiEvOZMVkChsOWf3JTxA2h GK1A== X-Gm-Message-State: APjAAAVvpJ4Ir9F3ATCzZnIp47bQzO8wxamW6EE13PEyWsskqbI6FPZr zbRXNe9v880S27pwZ0BEF68lvOC1gQY= X-Google-Smtp-Source: APXvYqzAemKi4UCmtMK8Ixbo+Oq5i1mo7YRvq89huv7TA4Y1UmGVSbwRMCpta3XJgkMuTlXQmM5q2g== X-Received: by 2002:a0c:becd:: with SMTP id f13mr8437792qvj.70.1571831793782; Wed, 23 Oct 2019 04:56:33 -0700 (PDT) Received: from richs-mbp-10337.lan (pool-68-238-49-9.port.east.myfairpoint.net. [68.238.49.9]) by smtp.gmail.com with ESMTPSA id v3sm2052135qkd.78.2019.10.23.04.56.32 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 23 Oct 2019 04:56:32 -0700 (PDT) From: Rich Brown Message-Id: <0876C235-C6D3-42B0-9D93-114DB75D4204@gmail.com> Content-Type: multipart/alternative; boundary="Apple-Mail=_E328639C-AA61-4349-A368-F8F233F3B4DB" Mime-Version: 1.0 (Mac OS X Mail 10.3 \(3273\)) Date: Wed, 23 Oct 2019 07:56:32 -0400 In-Reply-To: Cc: =?utf-8?Q?Toke_H=C3=B8iland-J=C3=B8rgensen?= To: bloat@lists.bufferbloat.net References: X-Mailer: Apple Mail (2.3273) Subject: Re: [Bloat] Bufferbloat on 4G Connexion X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 23 Oct 2019 11:56:34 -0000 --Apple-Mail=_E328639C-AA61-4349-A368-F8F233F3B4DB Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii > On Oct 23, 2019, at 5:54 AM,> wrote: >=20 > If you could influence the 4G vendors to de-bloat their equipment, = would you recommend BQL, L4S or codel/cake? I've been enjoying this discussion and wonder whether the work going on = in the make-wifi-fast = (https://lists.bufferbloat.net/pipermail/make-wifi-fast/) is relevant. I only have a 30,000 foot understanding of this work, but it seems the = use of AQL (Airtime Queue Limit) maps better onto the vagaries of 4G/5G = radio transmissions than BQL. Specifically, having a measurement of the = actual time it takes to transmit a packet might give additional = information about the current link speed, with the potential for = adjusting the codel target, etc. Separately, I also wonder whether the Air Time Fairness algorithm might = provide a benefit if the cellphone tower station manufacturers chose to = get into the game. Thanks. Rich= --Apple-Mail=_E328639C-AA61-4349-A368-F8F233F3B4DB Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=us-ascii
On Oct 23, 2019, at 5:54 AM,<erik.taraldsen@telenor.com> = wrote:

If you could influence the 4G = vendors to de-bloat their equipment, would you recommend BQL, L4S or = codel/cake?

I've been enjoying this discussion and wonder = whether the work going on in the make-wifi-fast (https://lists.bufferbloat.net/pipermail/make-wifi-fast/) = is relevant.

I = only have a 30,000 foot understanding of this work, but it seems the use = of AQL (Airtime Queue Limit) maps better onto the vagaries of 4G/5G = radio transmissions than BQL. Specifically, having a measurement of the = actual time it takes to transmit a packet might give additional = information about the current link speed, with the potential for = adjusting the codel target, etc.

Separately, I also wonder whether the = Air Time Fairness algorithm might provide a benefit if the cellphone = tower station manufacturers chose to get into the game.

Thanks.

Rich
= --Apple-Mail=_E328639C-AA61-4349-A368-F8F233F3B4DB--