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Date:      Fri, 30 Sep 2016 13:06:12 +1000
From:      grenville armitage <garmitage@swin.edu.au>
To:        freebsd-net@freebsd.org
Subject:   Re: BBR Congestion Control Algorithm
Message-ID:  <57EDD6A4.5080007@swin.edu.au>
In-Reply-To: <CAOp4FwRMG6R7UL7r1k5tWHj%2B=5sYYAP_G_jpDmyQsiz-De_vXw@mail.gmail.com>
References:  <AA8301AC-79B0-46AE-876A-2BFEEB0F9306@FreeBSD.org> <CAOp4FwRMG6R7UL7r1k5tWHj%2B=5sYYAP_G_jpDmyQsiz-De_vXw@mail.gmail.com>

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On 09/20/2016 21:25, Loganaden Velvindron wrote:
     [...]
> A lot of groundwork needs to be done I suppose.  For example,
> implementing high-resolution timers that would allow the FreeBSD
> network stack to implement BQL, and other necessary infrastructure in
> order for fq_codel/CAKE to work as well as on Linux.

I'd be interested in seeing experimental results that illustrate the limits or broken/edge cases you allude to in FreeBSD's current dummynet/ipfw-based FQ-CoDel.

cheers,
gja

>
> Perhaps this might be something that the FreeBSD foundation could look into ?
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