[Cerowrt-devel] failing to find the "declared victory" in a current wifi router

Dave Taht dave.taht at gmail.com
Tue Jul 7 22:47:20 EDT 2015

sqm with fq_codel is barely good to 60mbit on the wndr3800, we seem to
have cracked 100mbit with cake on that platform.

However netflix, even in HD, does not crack 18Mbit or so, and I would
suspect your glitches are elsewhere.

On Tue, Jul 7, 2015 at 5:48 PM, Jim Reisert AD1C <jjreisert at alum.mit.edu> wrote:
> On Mon, Jul 6, 2015 at 8:23 PM, Rich Brown wrote:
>> The WNDR3800 remains our gold standard for CeroWrt builds. It'll do SQM up to ~30 mbps, then the CPU runs out of gas.
> Could someone on this list please quantify what "the CPU runs out of
> gas" means?  Is this when steaming full-bandwidth?  What happens when
> this threshold is reached?
> I'm concerned because my Comcast service runs at 60 Mbps (nominal),
> and we have been having some intermittent glitches with Netflix.  I'm
> running the last CeroWrt release that Dave Taht published, with
> default SQM profile enabled.  In the interest of family harmony, I've
> never sat in front of the TV while watching the real-time status on
> the router, to see if it's even getting close to or going over 30
> Mbps.  There's usually little else happening on the LAN while Netflix
> is on.
> If I am saturating the router (SQM), I'd like to find a better HW
> solution.  However, it seems like getting CeroWRT going on the various
> Linksys AC1200/1900 models is not as straightforward as on the
> WNDR3800.
> - Jim
> --
> Jim Reisert AD1C, <jjreisert at alum.mit.edu>, http://www.ad1c.us
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Dave Täht
worldwide bufferbloat report:
What will it take to vastly improve wifi for everyone?

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