From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-vk0-x229.google.com (mail-vk0-x229.google.com [IPv6:2607:f8b0:400c:c05::229]) (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 24BBA3B25D for ; Fri, 13 May 2016 15:20:54 -0400 (EDT) Received: by mail-vk0-x229.google.com with SMTP id s184so148952849vkb.3 for ; Fri, 13 May 2016 12:20:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc; bh=UnvKWfcgsPn2C5dIpEFzMzijyM1s37/fPfR5sVXZd8Q=; b=Xogp9ykRd0HoOt/1SnfK549VTq5RyDWY/if+qhrH+fEHuWZk4cMVawDiK5K87Nvkkx wBfjYyghjjQunML3iiprONpGxN5jSTJ2CJyviGGFL4SAp79mHe25kPnB8zItlXfLE/mT aIy+rXXi7e54MlQYn3c0Xfy9tJk5vgV4jIaQEo8SdZco1N/tFNftSf5mSBFLFO81FtQ0 n23qkdFtTrp8V0qhAOWJ3SHbXdrWlhEwgLpUlj90H9CCiJX1rPkJUpk40q6LWMyoz7iG Rcvz72LoZWLHyi37f4cb/y/UzBRsfqDWbiR8HxmYr7FdaoF0j1cgcYp44cbvO6YIL6q0 fDew== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc; bh=UnvKWfcgsPn2C5dIpEFzMzijyM1s37/fPfR5sVXZd8Q=; b=EjNifb0yFM6cbSJLw6dsOeQlflb+r2UgH9APEObkFgf9Gmb+zNwlpOE0iTK1Qd0LVT ZlSTVlzV/RDBEtfXjKAE8PDvLLPxlBSHukBQbefKnYRUV8qmbf2Lkpx3EYT3cuDH7bwX u+9godXwsvebxWkADdXFnUmAI5B+E2WXzjisgzEf9EAiAF1KWQbhUFHxBujPeRxxAuDR t9M+vmWOsYjFuQdJd7P3Cb3jcYettOv/Pk0Q42G3aZbag5zSf2Cj3w7Qe8zU8+bYPEZE 3ce763ZXDMqp2AgIK6BxOUAAdSoJQSLZS2clseyutzuOnW8CiWdvrsSTXki71/jx5eUb ZwwQ== X-Gm-Message-State: AOPr4FXZ1NRZsJk5i4Enhyx+IaTGUcOpiqdm3qFtu1veNJwAjEGW6xhW3GOn/f8FVWX0z24LMRYrFJBZRbNuMg== MIME-Version: 1.0 X-Received: by 10.176.4.20 with SMTP id 20mr8435988uav.125.1463167253648; Fri, 13 May 2016 12:20:53 -0700 (PDT) Received: by 10.103.44.70 with HTTP; Fri, 13 May 2016 12:20:53 -0700 (PDT) In-Reply-To: References: <871t5bpkc7.fsf@toke.dk> <6ADC1A9D-72C9-47A5-BDC7-94C14ED34379@gmail.com> Date: Fri, 13 May 2016 12:20:53 -0700 Message-ID: From: Aaron Wood To: Dave Taht Cc: Bob McMahon , make-wifi-fast@lists.bufferbloat.net, "ath9k-devel@lists.ath9k.org" Content-Type: multipart/alternative; boundary=001a114fd886669e0f0532be2cb5 Subject: Re: [Make-wifi-fast] Diagram of the ath9k TX path 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: Fri, 13 May 2016 19:20:54 -0000 --001a114fd886669e0f0532be2cb5 Content-Type: text/plain; charset=UTF-8 On Fri, May 13, 2016 at 11:57 AM, Dave Taht wrote: > On Fri, May 13, 2016 at 11:05 AM, Bob McMahon > wrote: > >> don't have the data available for multiple flows at the moment. >> > > The world is full of folk trying to make single tcp flows go at maximum > speed, with multiple alternatives to cubic. > And most web traffic is multiple-flow, even with HTTP/2 and SPDY, due to domain/host sharding. Many bursts of multi-flow traffic. About the only thing that's single-flow is streaming-video (which isn't latency sensitive). The only local services that I know of that could use maximal-rate wifi are NAS systems using SMB, AFP, etc. -Aaron --001a114fd886669e0f0532be2cb5 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
On Fri, May 13, 2016 at 11:57 AM, Dave Taht <dave.taht@= gmail.com> wrote:
On Fri, May 1= 3, 2016 at 11:05 AM, Bob McMahon <bob.mcmahon@broadcom.com><= /span> wrote:
=C2=A0don't have the data available for m= ultiple flows at the moment.=C2=A0

The world is full of folk trying to make single tcp flows go at maximum s= peed, with multiple alternatives to cubic.

And most web traffic is multiple-flow, even with H= TTP/2 and SPDY, due to domain/host sharding.=C2=A0 Many bursts of multi-flo= w traffic.=C2=A0 About the only thing that's single-flow is streaming-v= ideo (which isn't latency sensitive).=C2=A0 The only local services tha= t I know of that could use maximal-rate wifi are NAS systems using SMB, AFP= , etc.

-Aaron
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