From: Ryan Mounce <ryan@mounce.com.au>
To: Dave Taht <dave.taht@gmail.com>
Cc: Cake List <cake@lists.bufferbloat.net>
Subject: Re: [Cake] set filtered acks to bulk mode
Date: Wed, 6 Dec 2017 15:29:38 +1030 [thread overview]
Message-ID: <CAN+fvRY4y_t_Mziz7YhE_ze2mPx6mf-GjgkSNT9Qxzs59j+qww@mail.gmail.com> (raw)
In-Reply-To: <CAA93jw7kkRcvUdz1PZ6u1+FtuZsq8EzHAMs5gPb3Jq_06=-1mw@mail.gmail.com>
This appears to panic (and has, very indirectly, caused my LEDE router
to wipe itself). Will take a closer look later.
Regards,
Ryan Mounce
On 6 December 2017 at 08:30, Dave Taht <dave.taht@gmail.com> wrote:
> The attached patch attempts to deprioritize bulk ack flows in cake.
>
> Once we start accumulating enough acks to filter out, and we start
> filtering them out, the "sparse flow optimization" in cake will
> start prioritizing the shorter queues. This patch attempts to stop
> that, which should give more time for more acks to be eliminated,
> and deprioritize bulk ack flows slightly in favor of other traffic
> that needs less latency.
>
> Interesting stats from testing would be to measure a change in
> ack_drops between the two versions, and changes in the rate of
> increase of tcp. The 50x1 settings would be the most dramatic test...
>
> --
>
> Dave Täht
> CEO, TekLibre, LLC
> http://www.teklibre.com
> Tel: 1-669-226-2619
>
> _______________________________________________
> Cake mailing list
> Cake@lists.bufferbloat.net
> https://lists.bufferbloat.net/listinfo/cake
>
next prev parent reply other threads:[~2017-12-06 4:59 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-05 22:00 Dave Taht
2017-12-06 4:59 ` Ryan Mounce [this message]
2017-12-06 6:08 ` Jonathan Morton
2017-12-06 7:05 ` Dave Taht
2017-12-06 8:10 ` Sebastian Moeller
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