Re: [Cerowrt-devel] [Bloat] uplink bufferbloat and scheduling problems

2021-12-01 Thread Valdis Klētnieks
On Wed, 01 Dec 2021 13:09:46 -0800, David Lang said: > with wifi where you can transmit multiple packets in one airtime slot, you > need > enough buffer to handle the entire burst. OK, I'll bite... roughly how many min-sized or max-sized packets can you fit into one slot? __

Re: [Cerowrt-devel] [Bloat] Little's Law mea culpa, but not invalidating my main point

2021-09-19 Thread Valdis Klētnieks
On Sun, 19 Sep 2021 18:21:56 -0700, Dave Taht said: > what actually happens during a web page load, I'm pretty sure that nobody actually understands that anymore, in any more than handwaving levels. I have a nice Chrome extension called IPvFoo that actually tracks the IP addresses contacted durin

Re: [Cerowrt-devel] smart queue management conflict

2021-03-22 Thread Valdis Klētnieks
On Mon, 22 Mar 2021 20:50:50 -0400, "David P. Reed" said: > Let's say I have a sensor on my dog's collar, or on a fork lift in a > warehouse? Do these researchers honestly think that each sensor will make a > *phone call* over the LTE fabric and continue that phone call for all the time > the devic

[Cerowrt-devel] semi off-topic: LEDs on WRT1200AC

2021-03-16 Thread Valdis Klētnieks
So it turns out that the Linux kernel totally knows about the LEDs and how to apply triggers - the apparent failure to do so is because Linksys used sub-par LEDs that over the years lose luminosity. Apparently, replacing them isn't *that* hard, but some of the details are sketchy. In particular,

Re: [Cerowrt-devel] wireshark and dhcpv6 prefix delegation

2021-02-20 Thread Valdis Klētnieks
On Sat, 20 Feb 2021 13:14:29 -0800, Dave Taht said: > I've been wondering an ipv6 delegation from a new modem, and was > mildly overjoyed > that wireshark had a pithy message when it refuses the request. > > Status Message: Server support for prefix delegation is not enabled. > Sorry buddy. I'm tr

Re: [Cerowrt-devel] Feb 12th: FCC virtual roundtable to gather public input on how to structure the new Emergency Broadband Benefit Program

2021-01-31 Thread Valdis Klētnieks
On Thu, 28 Jan 2021 18:14:36 -0800, Dave Taht said: > I have already asked for a chance to question or speak, but if others > here would like a shot at getting into the roundtable, send an email > to the contact asking whether you can either ask a question or speak. > That's christian.hoefly at fcc

Re: [Cerowrt-devel] Somebody want to hit me with a clue-by-four regarding fq_codel?

2021-01-02 Thread Valdis Klētnieks
On Sat, 02 Jan 2021 10:26:44 -0800, Dave Taht said: > systemd is supposed to set fq_codel for you in /etc/sysctl.conf or > elsewhere, for your ethernet. "D'Oh!" - H. Simpson. Turns out it went pear-shaped before systemd got its grubby little paws on it. % zgrep -i fq_codel /proc/config.gz CONFI

[Cerowrt-devel] Somebody want to hit me with a clue-by-four regarding fq_codel?

2021-01-02 Thread Valdis Klētnieks
OK, what am I missing here? Laptop, linux-next kernel from last week. And we'll skip the food fight about whether fq_codel makes sense for end nodes - this is a different issue.. I've set fq_codel as the default qdisc [/proc/sys/net] cat core/default_qdisc fq_codel but it's not being used? [/p

Re: [Cerowrt-devel] openwrt freeze jan 1

2020-12-19 Thread Valdis Klētnieks
On Tue, 15 Dec 2020 09:49:24 -0800, Dave Taht said: > If you have any spare time this upcoming holiday to play with openwrt head... Running HEAD as of 2-3 days ago on a WRT1200AC. Seems to mostly behave. My current interest is getting the LED's and triggers sorted out - I'm pretty sure that the

Re: [Cerowrt-devel] apparently this is an end goal of a lot of ipv6 work in the ietf

2020-07-04 Thread Valdis Klētnieks
On Thu, 02 Jul 2020 11:04:03 -0700, Dave Taht said: > who knew? > > https://www.ipv6plus.net/ After reading a few things, y first thought was "This is what would happen if they let Lennart Pottering re-engineer MPLS". pgp9V9cTWP63p.pgp Description: PGP signature _

Re: [Cerowrt-devel] openwrt or "open" security cams?

2020-04-03 Thread Valdis Klētnieks
On Sat, 04 Apr 2020 12:08:48 +1300, Joel Wirāmu Pauling said: > The Xiaomi Dafang Cameras are good value and there is a completely open > tool chain including uboot for them: Hopefully that security cam, having an open tool chain, isn't a security-disaster cam like most of them are turning out t

Re: [Cerowrt-devel] [Bloat] Ubiquiti Launches a Speed Test Network

2019-09-07 Thread Valdis Klētnieks
On Sat, 07 Sep 2019 14:02:35 +0200, Sebastian Moeller said: > If the PayPal ad of an irtt packet would contain the requested () And here I though the attempts to monetize DNS via wildcarding a TLD were over the top. Either that, or somebody's phone tried to auto-cucumber something and faile

Re: [Cerowrt-devel] exfat

2019-08-30 Thread Valdis Klētnieks
On Fri, 30 Aug 2019 17:56:22 -0700, you said: > I'd like to give valdis - a long time member of this list - some > applause for tackling the exfat issue. > > https://lwn.net/Articles/797963/ > > Thx man! One set of patents down, millions to go, and more interop for all! The *easy* part was the 3,0

[Cerowrt-devel] Biggest bufferbloat offenders in 2019?

2019-06-16 Thread Valdis Klētnieks
So I'm writing up something, and The Great Google is failing me. A few things I can't seem to track down: Have Microsoft and/or Apple gotten any sort of AQM into their products? Have all the carrier routers (Cisco, Juniper, etc) gotten their act together? If not, who's still lagging? Who are th

Re: [Cerowrt-devel] fq_codel is SEVEN years old today...

2019-05-14 Thread Valdis Klētnieks
On Tue, 14 May 2019 08:16:06 -0400, Rich Brown said: > Let's all pat ourselves on the back for this good work! Do we have an estimate of what percent of connected devices are actually using fq_codel or other modern anti-bloat methods? I'm reasonably sure my TV, my PS3, and my PS4 are still behind

Re: [Cerowrt-devel] Reform of the ietf recall process

2019-04-05 Thread Valdis Klētnieks
On Fri, 05 Apr 2019 18:19:19 +0200, Dave Taht said: >or IETF LLC Director. All signatories must have registered to attend >and have participated physically or remotely at least three out of >the previous five IETF meetings. Well... that rules me out, I've never actually made it to an

Re: [Cerowrt-devel] [Bloat] plenty of huawei in the news today

2019-03-28 Thread Valdis Klētnieks
On Thu, 28 Mar 2019 14:44:28 -0400, Jim Gettys said: > My solution is more radical: all the vendors should be held to much higher > standards, including reproducible builds (something that the UK government > has been trying to get them to do for years, and failed). All too often, even getting th