From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp112.iad3a.emailsrvr.com (smtp112.iad3a.emailsrvr.com [173.203.187.112]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id 508823CB36 for ; Tue, 14 May 2019 19:34:02 -0400 (EDT) Received: from smtp39.relay.iad3a.emailsrvr.com (localhost [127.0.0.1]) by smtp39.relay.iad3a.emailsrvr.com (SMTP Server) with ESMTP id 08D845711; Tue, 14 May 2019 19:34:02 -0400 (EDT) X-SMTPDoctor-Processed: csmtpprox beta Received: from smtp39.relay.iad3a.emailsrvr.com (localhost [127.0.0.1]) by smtp39.relay.iad3a.emailsrvr.com (SMTP Server) with ESMTP id 0194856A6; Tue, 14 May 2019 19:34:02 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=g001.emailsrvr.com; s=20190322-9u7zjiwi; t=1557876841; bh=3vp/glHHfU5htAYk3Ml2IljhL9MyeDexdydl5laTv2s=; h=Date:Subject:From:To:From; b=CID8RSOAl4GtDbSNUd9n9vu9tkdP87ccis4NPlKk+QNmWFwhdbYGfwxub4NKQzqUb obqMcbGdpOZtFdnOmQRBaDA9PmTx/iOPdbyd6ZLNTtQoY2iWILq7GWB3SyfVQpZJe5 o/jTEuczU18dcgK4+Fy1JcdnU4t6AHge2Cea7FrM= Received: from app20.wa-webapps.iad3a (relay-webapps.rsapps.net [172.27.255.140]) by smtp39.relay.iad3a.emailsrvr.com (SMTP Server) with ESMTP id C2BCE5711; Tue, 14 May 2019 19:34:01 -0400 (EDT) X-Sender-Id: dpreed@deepplum.com Received: from app20.wa-webapps.iad3a (relay-webapps.rsapps.net [172.27.255.140]) by 0.0.0.0:25 (trex/5.7.12); Tue, 14 May 2019 19:34:01 -0400 Received: from deepplum.com (localhost.localdomain [127.0.0.1]) by app20.wa-webapps.iad3a (Postfix) with ESMTP id AB4E860043; Tue, 14 May 2019 19:34:01 -0400 (EDT) Received: by apps.rackspace.com (Authenticated sender: dpreed@deepplum.com, from: dpreed@deepplum.com) with HTTP; Tue, 14 May 2019 19:34:01 -0400 (EDT) X-Auth-ID: dpreed@deepplum.com Date: Tue, 14 May 2019 19:34:01 -0400 (EDT) From: "David P. Reed" To: "=?utf-8?Q?Toke_H=C3=B8iland-J=C3=B8rgensen?=" Cc: "Rich Brown" , "=?utf-8?Q?Valdis_Kl=C4=93tnieks?=" , "cerowrt-devel" , "bloat" MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_20190514193401000000_86529" Importance: Normal X-Priority: 3 (Normal) X-Type: html In-Reply-To: <87lfz81x7b.fsf@toke.dk> References: <2936.1557856670@turing-police> <1557859131.759530583@apps.rackspace.com> <1557871532.754117608@apps.rackspace.com> <87lfz81x7b.fsf@toke.dk> Message-ID: <1557876841.69888745@apps.rackspace.com> X-Mailer: webmail/16.4.2-RC Subject: Re: [Bloat] =?utf-8?q?=5BCerowrt-devel=5D_fq=5Fcodel_is_SEVEN_years_o?= =?utf-8?b?bGQgdG9kYXkuLi4=?= X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 14 May 2019 23:34:02 -0000 ------=_20190514193401000000_86529 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable =0A =0A=0AIdeally, it would need to be self-configuring, though... I.e., so= mething=0Alike the IQRouter auto-measuring of the upstream bandwidth to tun= e the=0Ashaper.=0A =0ASure, seems like this is easy to code because there a= re exactly two ports to measure, they can even be labeled physically "up" a= nd "down" to indicate their function.=0A=0AFor reference, the GL.iNet route= rs are tiny and nicely packaged, and run=0AOpenWrt; they do have one with G= bit ports[0], priced around $70. I very=0Amuch doubt it can actually push a= gigabit, though, but I haven't had a=0Achance to test it. However, losing = the WiFi, and getting a slightly=0Abeefier SoC in there will probably be do= able without the price going=0Aover $100, no?=0A =0AI assume the WiFi silic= on is probably the most costly piece of intellectual property in the system= . So yeah. Maybe with the right parts being available, one could aim at $50= or less, without sales channel markup. (Raspberry Pi ARM64 boards don't ha= ve GigE, and I think that might be because the GigE interfaces are a bit pr= icey. However, the ARM64 SoC's available are typically Celeron-class multic= ore systems. I don't know why there aren't more ARM64 systems on a chip wit= h dual GigE, but I suspect searching for them would turn up some).=0A=0A-To= ke=0A=0A[0] https://www.gl-inet.com/products/gl-ar750s/ ------=_20190514193401000000_86529 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable

 

=0A
=0A

Ideally, it would need to= be self-configuring, though... I.e., something
like the IQRouter auto= -measuring of the upstream bandwidth to tune the
shaper.

=0A

 

=0A

Sure, s= eems like this is easy to code because there are exactly two ports to measu= re, they can even be labeled physically "up" and "down" to indicate their f= unction.

=0A


For reference, the GL.iNet router= s are tiny and nicely packaged, and run
OpenWrt; they do have one with= Gbit ports[0], priced around $70. I very
much doubt it can actually p= ush a gigabit, though, but I haven't had a
chance to test it. However,= losing the WiFi, and getting a slightly
beefier SoC in there will pro= bably be doable without the price going
over $100, no?

=0A

 

=0A

I assume= the WiFi silicon is probably the most costly piece of intellectual propert= y in the system. So yeah. Maybe with the right parts being available, one c= ould aim at $50 or less, without sales channel markup. (Raspberry Pi ARM64 = boards don't have GigE, and I think that might be because the GigE interfac= es are a bit pricey. However, the ARM64 SoC's available are typically Celer= on-class multicore systems. I don't know why there aren't more ARM64 system= s on a chip with dual GigE, but I suspect searching for them would turn up = some).

-Toke

[0] https://www.gl-inet.com/products/gl-= ar750s/

=0A
 ------=_20190514193401000000_86529--