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From: Taran Lynn <tflynn@ucdavis.edu>
To: Dave Taht <dave.taht@gmail.com>
Cc: bloat <bloat@lists.bufferbloat.net>,
	ECN-Sane <ecn-sane@lists.bufferbloat.net>,
	Make-Wifi-fast <make-wifi-fast@lists.bufferbloat.net>,
	flent-users <flent-users@flent.org>,
	BBR Development <bbr-dev@googlegroups.com>,
Subject: [Flent-users] Re: D* tcp looks pretty good, on paper
Date: Thu, 7 Jan 2021 11:20:58 -0800
Message-ID: <CAO8Chnk7J8Y7GU8J1nXH+zX3MqukL7_1MJgF8Ce2T7e3DQ8Y1g@mail.gmail.com> (raw)
In-Reply-To: <CAA93jw6qczFKudMt3kzmGzRmCvgoemBta69AoENX3oCtR+CnYw@mail.gmail.com>

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The source can be found at https://github.com/lambda-11235/tcp_davis .

The code mentioned in the paper can be found under the tag "arxiv_2020".
The current master branch has an additional stable mode that I was testing

On Thu, Jan 7, 2021 at 10:35 AM Dave Taht <dave.taht@gmail.com> wrote:

> See: https://arxiv.org/pdf/2012.14996.pdf
> Things I really like:
> * they used flent
> * Using "variance" as the principal signal. This is essentially one of
> the great unpublished and unanalyzed improvements on the minstrel
> algorithm as well
> * Conventional ecn response
> * outperforms bbr on variable links
> Only negative so far is I haven't found any published source to it. :(
> Otherwise a very promising start to a year.
> "The choice of feedback mechanism between delay and packet loss has
> long been a point of contention in TCP congestion control. This has
> partly been resolved, as it has become increasingly evident that delay
> based methods are needed to facilitate modern interactive web
> applications. However, what has not been resolved is what control
> should be used, with the two candidates being the congestion window
> and the pacing rate. BBR is a new delay based congestion control
> algorithm that uses a pacing rate as its primary control and the
> congestion window as a secondary control. We propose that a congestion
> window first algorithm might give more desirable performance
> characteristics in situations where latency must be minimized even at
> the expense of some loss in throughput. To evaluate this hypothesis we
> introduce a new congestion control algorithm called TCP D*, which is a
> congestion window first algorithm that adopts BBR's approach of
> maximizing delivery rate while minimizing latency. In this paper, we
> discuss the key features of this algorithm, discuss the differences
> and similarity to BBR, and present some preliminary results based on a
> real implementation."
> --
> "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

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  reply	other threads:[~2021-01-07 19:21 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-07 18:35 [Flent-users] " Dave Taht
2021-01-07 19:20 ` Taran Lynn [this message]
2021-01-07 20:25   ` [Flent-users] Re: [Make-wifi-fast] " Bob McMahon
2021-01-07 21:41     ` Dave Taht
2021-01-07 22:22       ` Bob McMahon
2021-01-08 14:35       ` [Flent-users] Re: [Ecn-sane] " Rodney W. Grimes
2021-01-08 17:52         ` Bob McMahon
2021-01-08 15:38 ` [Flent-users] Re: [bbr-dev] " Neal Cardwell
2021-01-08 16:13   ` [Flent-users] Re: [Make-wifi-fast] " Jonathan Morton
2021-01-08 16:24     ` Bryson Richard

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