From: Jonathan Morton <chromatix99@gmail.com>
To: Rosen Penev <rosenp@gmail.com>
Cc: bloat <bloat@lists.bufferbloat.net>
Subject: Re: [Bloat] Flow offload's impact on bufferbloat
Date: Sat, 11 Aug 2018 02:15:56 +0300 [thread overview]
Message-ID: <3467833D-B3E4-4D14-80E6-EA8A2C2867F7@gmail.com> (raw)
In-Reply-To: <CAKxU2N8ZKFr2CeFCNCnm6CDUprL=bu0jV==vnaDMmo3SnuwSqA@mail.gmail.com>
> On 11 Aug, 2018, at 2:12 am, 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.
The latencies you're seeing there have nothing to do with the offload engine. You are bufferbloated in both cases, and apparently without effective mitigation in either direction.
- Jonathan Morton
next prev parent reply other threads:[~2018-08-10 23:16 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 [this message]
2018-08-10 23:18 ` Dave Taht
2018-08-10 23:35 ` Rosen Penev
2018-08-10 23:55 ` Jonathan Morton
2018-08-17 7:28 ` Mikael Abrahamsson
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
List information: https://lists.bufferbloat.net/postorius/lists/bloat.lists.bufferbloat.net/
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=3467833D-B3E4-4D14-80E6-EA8A2C2867F7@gmail.com \
--to=chromatix99@gmail.com \
--cc=bloat@lists.bufferbloat.net \
--cc=rosenp@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox