[Codel] Comparing Linux qdiscs in lab conditions (paper)

Stephen Hemminger stephen at networkplumber.org
Fri Jan 18 11:09:24 EST 2013

On Fri, 18 Jan 2013 00:50:22 +0100
Toke Høiland-Jørgensen <toke at toke.dk> wrote:

> Hello
> I've recently written and defended this university project report on
> bufferbloat as part of my masters programme:
> http://rudar.ruc.dk/handle/1800/9322 (or
> http://akira.ruc.dk/~tohojo/bufferbloat/bufferbloat-final.pdf if the
> first link doesn't work).
> The paper compares four different Linux qdiscs in a simple lab setup,
> and demonstrates bufferbloat, and the mitigation provided by fq_codel,
> quite well. The first couple of sections on how TCP and the Linux
> network stack work are probably known material to most people here, so
> feel free to skip to the experimental setup and results in sections 5
> and 6.
> I hope you will find this interesting; feel free to comment and/or ask
> questions. :)
> -Toke

I am doing a demo at LCA in two weeks. Your graphs are the clearest examples
of different qdisc, and mesh nicely with my fluid demos. If it is okay,
could you send me the originals for the Figure 5 graphs, I will use them with attribution
during the summary.
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