[Cerowrt-devel] [Bloat] Latest codel, fq_codel, and pie sim study from cablelabs now available

Simon Barber simon at superduper.net
Wed May 1 16:26:23 EDT 2013

Interesting to note that sfq-codel's reaction to a non conforming flow 
is of course to start dropping more aggressively to make it conform, 
leading to the high loss rates for whatever is hashed together with a 
VoIP flow that does not reduce it's bandwidth.

One downside to SFQ really.


On Wed 01 May 2013 04:23:00 AM PDT, Dave Taht wrote:
> Greg White and his team over at cablelabs have just published their
> latest simulation results of the aqm algorithms under test on
> simulated cable modems.
> This paper is vastly expanded from the presentation at ietf 86 iccrg,
> including great descriptions the effects of latency on web, voice, and
> gaming traffic, and of codel, fq_codel, and pie. There's an excellent
> and deep section on the characteristics of gaming traffic, a ton of
> new graphs and analysis, and much much more.
> http://www.cablelabs.com/downloads/pubs/Active_Queue_Management_Algorithms_DOCSIS_3_0.pdf
> While I have a few quibbles, I'll reserve them until after more folk
> have had a chance to read this.
> It's good stuff.

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