I did the dslreports tests on the NANOG wifi while listening to srikanth today:
http://www.dslreports.com/speedtest/593926 And my own (flent data also in this dir)... http://snapon.lab.bufferbloat.net/~d/nanog/download_cdf.png pretty good bandwidth. Pretty horrific latency... a couple detours around the moon. On Sat, May 30, 2015 at 6:59 PM, Srikanth Sundaresan <[email protected]> wrote: > While I agree that upload speeds aren't great, it doesn't mean that the > buffers aren't big. Buffer sizes of the order of MB's are uncalled for at > the edge, unless we're talking really high speeds. The miniscule performance > increase for single TCP flows doesn't really justify the potential increase > in latency for everyone else. > > > On 5/30/15 6:25 PM, Steven Tardy wrote: >> >> There's a corollary of the bufferbloat phenomenon: buffer drain time. It's >> not the size of the buffer, but how long it takes to empty. And US ISPs >> continue to say "customers don't want upload speed". >> If the ISP upload speed was symmetric you'd likely never notice the 1-2MB >> of buffers. >> >> I guess what I'm getting at is why do you continue to say buffers are too >> big instead of saying ISP upload is too slow? >> >> >>> On May 30, 2015, at 1:50 PM, Dave Taht <[email protected]> wrote: >>> >>> http://www.dslreports.com/speedtest/578850 >>> >>> I would get a kick out of it if folk here tried this new speedtest >>> periodically (on the "cable" setting) during the nanog conference. ;) >>> There is a hires option for more detail on the resulting charts... >>> >>> (or fiddled with "flent" (flent.org)) >>> >>> -- >>> Dave Täht >>> What will it take to vastly improve wifi for everyone? >>> https://plus.google.com/u/0/explore/makewififast -- Dave Täht What will it take to vastly improve wifi for everyone? https://plus.google.com/u/0/explore/makewififast
