I will take a look at this next week. Thank you for posting the url! It has always been my hope that pointers to aqm related codebases ended up on a wiki somewhere. I am behind on code review of some ns3 codebases, also, if someone wants to evaluate those, see:
https://codereview.appspot.com/293290043/ On 8/3/16 11:36 AM, De Schepper, Koen (Nokia - BE) wrote: > (reposted as the previous did not get through due to changed email address) > > Hi all, > > For those who missed the L4S BoF, the PI2 AQM with DualQ option is available > on the following git: https://github.com/olgabo/dualpi2 > > PI2 (PI Improved with a Square) is a simplification of PIE (PI Enhanced) with > the advantage of also supporting L4S congestion controls (like DCTCP). PI2 > controls by default a single queue, with a common target (default 20ms). To > get the most out of the L4S traffic you need a second L4S queue and a coupled > AQM. PI2 supports this by specifying the "dualq" option. The L4S queue is > having an immediate step ECN marker at 1ms, while the classic queue still has > the 20ms target (with mark/drop coupled back to both L4S and Classic). > > Note that PI2 supports DCTCP, but DCTCP is not the target to be used on the > internet. The TCP-Prague requirements > (https://tools.ietf.org/html/draft-briscoe-tsvwg-aqm-tcpm-rmcat-l4s-problem-02#appendix-A) > defines what is needed to have an end-system CC implementation which behaves > similar to what FQ-X achieves in the network. FQ-X is a way the network can > correct the behavior of classic TCP CCs, TCP-Prague is the end-system > alternative that keeps the network simple and transport layer independent. > > Feel free to try it out, and join in developing a TCP CC that meets the > TCP-Prague requirements. > > Regards, > Koen. > > > _______________________________________________ > Bloat mailing list > [email protected] > https://lists.bufferbloat.net/listinfo/bloat > _______________________________________________ Bloat mailing list [email protected] https://lists.bufferbloat.net/listinfo/bloat
