From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lf0-x243.google.com (mail-lf0-x243.google.com [IPv6:2a00:1450:4010:c07::243]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id 0AB5F3B2A3 for ; Sat, 4 Feb 2017 18:12:22 -0500 (EST) Received: by mail-lf0-x243.google.com with SMTP id v186so1035137lfa.2 for ; Sat, 04 Feb 2017 15:12:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=FoGFVOsJOp5X7Ju/GSYzk/OtMA9EmDKw9L4Y508+D2A=; b=c7nCB3xfYaJ2KeC450+C3NMHDK45I9zY5WHss/RIOHp4qlxI33srams8d5Us1Yd5Ae tj9UCMS/5tUCMd/inFSf/I+oaBoDq/GkpqwsT12Bz076S1TGqM7tvyw9qfhuGl8y2OE6 n1w/ca/XyXaBORBofk5FIfVuoFb8LI/1ZKZpijsWwqfSEzkNd3rr2RDQ6ZVaEWUcWedb je9yq3Qock9vRNKmLf+vDWZ/nK6kZoF2vzTjM9lyCwV4Z+EZwUS1Lsf5sj1hkWCOpK0F KRnTSAz8cKIYtU7T/WiGx52jQTMj4BylxlaxFEkxel5E31uI9kcQp7Piv02mvbV1EkOd Z56g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=FoGFVOsJOp5X7Ju/GSYzk/OtMA9EmDKw9L4Y508+D2A=; b=j1isBP6BVXEg0HDcscgqAqAR4ZnzVBzlumwhu5H3x9A6y7ivhsAEbnQ41rzMiiD45m 7NgxU0MQo12x96tDP4vgSTPMGrCZyWDBH0ZjIILzERPrG3hJylTrOjKQin7VN6lhxAQh /8KPbeREc5YA6EjaCCyWMU66YwYnnXbeudCn6/fg9U9pFKdBX4faBm06lnAMcy+hhchl TuSHbp1D0Yq0LVNVWefh795bs4rqGNQDJvYxlxDVxy86PENvrve3kXbpu4bKGdZrjITf jekg/ONKal0Ez8Yy54v3WQIaqxMPy/Q/NtnzLXEQ2mwQcH0P8/wo31PxravbIeAysHMw t9nQ== X-Gm-Message-State: AIkVDXJR6m+yU+UxU1vPzFeiWdOZ0Ten3W045X6GOlmo/MXpV+7WSLXmqZBL5V4Wb3F2xQ== X-Received: by 10.46.21.66 with SMTP id 2mr1319000ljv.19.1486249940786; Sat, 04 Feb 2017 15:12:20 -0800 (PST) Received: from [192.168.100.16] (37-136-45-245.rev.dnainternet.fi. [37.136.45.245]) by smtp.gmail.com with ESMTPSA id h23sm9223493lji.34.2017.02.04.15.12.19 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sat, 04 Feb 2017 15:12:20 -0800 (PST) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 9.3 \(3124\)) From: Jonathan Morton In-Reply-To: <1486225619.383728022@mobile.rackspace.com> Date: Sun, 5 Feb 2017 01:12:17 +0200 Cc: Dave Taht , make-wifi-fast@lists.bufferbloat.net Content-Transfer-Encoding: quoted-printable Message-Id: References: <1486225619.383728022@mobile.rackspace.com> To: "David P. Reed" X-Mailer: Apple Mail (2.3124) Subject: Re: [Make-wifi-fast] Making wifi really fast... X-BeenThere: make-wifi-fast@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 04 Feb 2017 23:12:22 -0000 > On 4 Feb, 2017, at 18:26, dpreed@reed.com wrote: >=20 > Motherboards with enough I/o performance to handle at least a couple = of gigabits per second, chopped into smallish packets. This shouldn=E2=80=99t be too difficult or expensive. Consider this AM1 Mini-ITX build as a baseline: https://pcpartpicker.com/list/Zz9Ff8 The long PCIe slot is electrically x4 v2, but will accept any size card. = There=E2=80=99s a Mini-PCIe slot for wifi, and built-in GigE. The CPU = is weak but efficient, and genuinely quad-core, giving you the option of = dedicating cores as you describe. The whole shebang can be powered with = a laptop brick instead of a conventional PSU. Best of all, AMD graphics = are the least troublesome out-of-the-box with Linux. Even cheaper and quieter, but might not be stocked any more: = https://pcpartpicker.com/product/Vm8H99/asrock-motherboard-qc5000itxph If you insist on a true x8 slot, then we need to move up a step: https://pcpartpicker.com/list/G9jpdC Here the first long PCIe slot is x16 v3, as good as you can get. The = second one is x4 v2, but is disabled if you use the M.2 slot. Ether = way, there is a spare x1 slot and an old-skool PCI slot besides. The = CPU is faster than the AM1 build, but is much less efficient. It=E2=80=99= s quad-core, but uses CMT, so the cores are not totally independent; I = don=E2=80=99t know how much that matters for you. If you prefer Intel, this is an inexpensive build: https://pcpartpicker.com/list/DJTwCy However, this is a 2C/4T CPU rather than a true quad-core. Again, that = might or might not matter in practice. - Jonathan Morton