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From: Mikael Abrahamsson <swmike@swm.pp.se>
To: Yuchung Cheng <ycheng@google.com>
Cc: BBR Development <bbr-dev@googlegroups.com>,
	 bloat <bloat@lists.bufferbloat.net>
Subject: Re: [Bloat] [bbr-dev] Re: "BBR" TCP patches submitted to linux kernel
Date: Wed, 2 Nov 2016 10:27:08 +0100 (CET)	[thread overview]
Message-ID: <alpine.DEB.2.02.1611021015380.14320@uplift.swm.pp.se> (raw)
In-Reply-To: <CAK6E8=eCBzLxnmEvq5h5yggCbiX_F4whrE1EG6UMfO6Wq5SNRg@mail.gmail.com>

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On Tue, 1 Nov 2016, Yuchung Cheng wrote:

> We are curious why you choose the single-queued AQM. Is it just for the 
> sake of testing?

Non-flow aware AQM is the most commonly deployed "queue management" on the 
Internet today. Most of them are just stupid FIFOs with taildrop, and the 
buffer size can be anywhere from super small to huge depending on 
equipment used and how it's configured.

Any proposed TCP congestion avoidance algorithm to be deployed on the 
wider Internet has to some degree be able to handle this deployment 
scenario without killing everything else it's sharing capacity with.

Dave Tähts testing case where BBR just kills Cubic makes me very 
concerned.

-- 
Mikael Abrahamsson    email: swmike@swm.pp.se

  parent reply	other threads:[~2016-11-02  9:27 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-16 21:04 [Bloat] " Dave Taht
2016-09-16 21:11 ` Steinar H. Gunderson
2016-09-16 21:14   ` Eric Dumazet
2016-09-16 22:29   ` Dave Taht
2016-09-29 11:24     ` Mário Sérgio Fujikawa Ferreira
2016-09-29 19:43       ` Dave Täht
2016-09-29 20:35         ` Aaron Wood
2016-09-30  8:12           ` Mikael Abrahamsson
2016-09-30 14:16             ` Aaron Wood
2016-09-29 21:23         ` Steinar H. Gunderson
2016-09-30  1:54         ` Mario Ferreira
2016-09-30  3:50           ` Dave Täht
2016-09-30  4:29             ` Aaron Wood
2016-09-29 23:26       ` Benjamin Cronce
2016-09-30  1:58         ` Mario Ferreira
2016-10-21  8:47 ` Steinar H. Gunderson
2016-10-21 10:28   ` Eric Dumazet
2016-10-21 10:42     ` Steinar H. Gunderson
2016-10-21 10:47       ` Steinar H. Gunderson
2016-10-21 10:55         ` Eric Dumazet
2016-10-21 10:52       ` Eric Dumazet
2016-10-21 11:03         ` Steinar H. Gunderson
2016-10-21 11:40           ` Eric Dumazet
2016-10-21 11:45             ` Steinar H. Gunderson
2016-10-27 17:04   ` Steinar H. Gunderson
2016-10-27 17:31     ` Eric Dumazet
2016-10-27 17:33     ` Dave Taht
2016-10-27 17:52       ` Eric Dumazet
2016-10-27 17:59         ` Dave Taht
2016-10-27 17:57       ` Yuchung Cheng
2016-10-27 18:14         ` Dave Taht
2016-10-27 21:30           ` [Bloat] [bbr-dev] " Yuchung Cheng
2016-11-01 23:13             ` Yuchung Cheng
2016-11-01 23:49               ` Jonathan Morton
2016-11-02  9:27               ` Mikael Abrahamsson [this message]
2016-11-02 17:21                 ` Klatsky, Carl
2016-11-02 18:48                   ` Dave Täht
2016-11-25 12:51           ` [Bloat] " Bernd Paysan
2016-10-21 10:50 ` Zhen Cao

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