From: Rosen Penev <rosenp@gmail.com>
To: dave.taht@gmail.com
Cc: bloat <bloat@lists.bufferbloat.net>
Subject: Re: [Bloat] Flow offload's impact on bufferbloat
Date: Fri, 10 Aug 2018 16:35:42 -0700 [thread overview]
Message-ID: <CAKxU2N-GZp4e4FO675fM2oL00shr154cYwggaVK58nJ9EbAHxA@mail.gmail.com> (raw)
In-Reply-To: <CAA93jw7NBu63NZeVNMZoHfW3ArUrUFV=Pi3r+29TffO3T6nzJQ@mail.gmail.com>
On Fri, Aug 10, 2018 at 4:18 PM Dave Taht <dave.taht@gmail.com> wrote:
>
> what device?
>
> what sort of bql stats do you see?
>
> In both of these cases you should just enable sqm set to 100/5 and it
> shouldn't matter.
Note that this is software offload, not hardware.
Device is a Netgear R7800. The ethernet on it is totally broken TBH.
But I've also seen this on a Turris Omnia.
My question is not really how to fix it. I already know that. I just
got the feeling that bypassing parts of the linux network stack would
result in less buffering.
> On Fri, Aug 10, 2018 at 4:12 PM Rosen Penev <rosenp@gmail.com> wrote:
> >
> > OpenWrt has backported Netfilter's flow offload functionality from
> > kernel 4.17 to 4.14. I've been noticing higher speeds as well as
> > higher latency with it enabled. Anyone have any insight? My test
> > results are here:
> >
> > On: http://www.dslreports.com/speedtest/37007587
> > Off: http://www.dslreports.com/speedtest/37007494
> >
> > Note the latencies.
> > _______________________________________________
> > Bloat mailing list
> > Bloat@lists.bufferbloat.net
> > https://lists.bufferbloat.net/listinfo/bloat
>
>
>
> --
>
> Dave Täht
> CEO, TekLibre, LLC
> http://www.teklibre.com
> Tel: 1-669-226-2619
next prev parent reply other threads:[~2018-08-10 23:35 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-10 23:12 Rosen Penev
2018-08-10 23:15 ` Jonathan Morton
2018-08-10 23:18 ` Dave Taht
2018-08-10 23:35 ` Rosen Penev [this message]
2018-08-10 23:55 ` Jonathan Morton
2018-08-17 7:28 ` Mikael Abrahamsson
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