On Tue, Jun 2, 2015 at 10:45 PM, Aaron Wood <[email protected]> wrote: > I wrote this up on my blog, where I can intersperse text and graphs a bit > better: > > http://burntchrome.blogspot.com/2015/06/htb-rate-limiting-not-quite-lining-up.html > > Basically, I ran a series of tcp_download tests, using increasing ingress > rates with sqm_scripts, and then used flent's box-plots to put the results > into a combined image for comparing.
Excellent approach, thank you. > On the 3800, it never meets the rate, but it's only off by maybe 5%. But on > my new WRT1900AC, it's wildly off, even over the same performance range (I > tested it from 80-220Mbps rates in 20Mbps jumps, and saw from 40-150Mbps. > > I have no idea where to start looking for the cause. But for now, I'm just > setting my ingress rate MUCH higher than I should, because it's working out > to the right value as a result. Me, having been at nanog all day, where I accidentally wiped out my vpn servers (while having a deep conversation about quagga), simultaneously terrified of losing the mail server and trying to fix it..., and now (11PM PDT) having succeeded in uncrashing the email server, and sorted through a zillion documents on how to do antispam, and having also built 7 new virtual servers for flent, and restored my vpn partially, and nuked 27,000 files that were clogging up the works... ...am going to bed. (after driving 2 hrs home). It would have been nice to have got the "fedora 22 uses fq_codel by default!" email and had a little more time left over for dancing before this email. ;) Why do we do this? For SCIENCE! http://www.funnyjunk.com/funny_pictures/4673932/For+science/ gnight! -- Dave Täht What will it take to vastly improve wifi for everyone? https://plus.google.com/u/0/explore/makewififast _______________________________________________ Cerowrt-devel mailing list [email protected] https://lists.bufferbloat.net/listinfo/cerowrt-devel
