From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr0-x235.google.com (mail-wr0-x235.google.com [IPv6:2a00:1450:400c:c0c::235]) (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 6B7C13B2A4 for ; Thu, 26 Apr 2018 15:40:23 -0400 (EDT) Received: by mail-wr0-x235.google.com with SMTP id c14-v6so17772009wrd.4 for ; Thu, 26 Apr 2018 12:40:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=eventide.io; s=google; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=VZDF5ionqVD8X73MpY+N+ZYnR2aysy8dIJX/3ydrbKc=; b=RmZrcqmxjmhlS0TzKxW6AKYj3atqQnoOwK4ygw8WvOogwXI/cfSUGBHvd4tjf6LgJO uF61JwaUcs0xyUgA5dgShYNzNvkxLSz/Zf1v+l8fs8NAJq7Md1BtFG2EprX6Snz8CMZK m5v4sCsb2pKLgVwQTih1OkhFSSLwjcRNV82RMcl+JfA4/6sB3iblLBzBfRO5BKWpsc2O N3ymVouLbS6h3Al8ySQdDwXleWBmPMqkM/u2/t9vxENneaEDDfoVvvTCDuPW+oYfayel 5Wqvgd2BqYiYWhAL/v0Rw3PVZ540lZ9bCpJKILO8dDsZ8hniv/0H2cfDMETWca/rwotB SiAQ== 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=VZDF5ionqVD8X73MpY+N+ZYnR2aysy8dIJX/3ydrbKc=; b=kI2sR0BuQpnGaqYocDOSExS2XVTu24gB0Vk6/Lxl0P8LTjVkl6Y/J33RfGM4EK1UQH 9zqvRclANItji6AlxHvFq1LRMX8OFSpLUTAt1XFenzZoHu3ck2KzXshQ26UqVfraoN/S afAvIVcw8eiwgPMNTp4RZ2FzUyuDyVKLrLtxtSt9A5vMO251R7QF1P1+Hxu41moMpB2A X6Tu/drQKEipl5LItSx1d42Bym6eV8Vbc7GHJA+tmIf0ylKNAlKYP7lyS87GceMUB4bX WODelHnpAQhA9XLhOj2nW54eTocJ6KW14wpGcew+HziLvWuDUUeruVl0ZvbBsufSQDG5 lnKg== X-Gm-Message-State: ALQs6tAoHPLZTaWfaLn41oEMUORBrMmoOIl0ZFY+M30qX5AgeJintd2L kTDQx8nl8m5PAMJ+jWnm2RRyRg== X-Google-Smtp-Source: AIpwx4/oi8bZgwyJyIj9WjKmwfRgiSDjVqU/Ldj/9eKqcodzxTiDWTcJMHF4h3ccEtS7pgSs6BxBwQ== X-Received: by 2002:adf:e985:: with SMTP id h5-v6mr26461383wrm.137.1524771622477; Thu, 26 Apr 2018 12:40:22 -0700 (PDT) Received: from tron.luk.eventide.io (h-1169.lbcfree.net. [185.193.85.130]) by smtp.gmail.com with ESMTPSA id v6-v6sm20226865wrd.54.2018.04.26.12.40.21 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 26 Apr 2018 12:40:21 -0700 (PDT) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 9.3 \(3124\)) From: Pete Heist In-Reply-To: Date: Thu, 26 Apr 2018 21:40:20 +0200 Cc: =?utf-8?Q?Toke_H=C3=B8iland-J=C3=B8rgensen?= , make-wifi-fast@lists.bufferbloat.net Content-Transfer-Encoding: quoted-printable Message-Id: References: <66BDCA6E-D7C4-4E76-8591-8FDC35B09EA3@eventide.io> <871sf495vs.fsf@toke.dk> <87po2o7lwb.fsf@toke.dk> <1BA3CECA-8C05-4E94-9E2A-1AEA3C2F20B3@eventide.io> <87k1sw7jxj.fsf@toke.dk> <878t9c70jd.fsf@toke.dk> <2CD4BD56-8529-4134-8702-B6B89C9ACD91@eventide.io> To: David Lang X-Mailer: Apple Mail (2.3124) Subject: Re: [Make-wifi-fast] mesh deployment with ath9k driver changes 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: Thu, 26 Apr 2018 19:40:23 -0000 > On Apr 26, 2018, at 2:41 AM, David Lang wrote: >=20 > On Wed, 25 Apr 2018, Pete Heist wrote: >=20 >> So then, when would bloat actually become a problem on this hardware? >=20 > Bufferbloat happens when you have a high bandwidth connection on one = side and a low bandwidth connection on the other side of a router (the = bigger the difference, the more likely you are to run into trouble) That was more of a rhetorical question- kind of jerky really. :) I was = running a number of flent tests on this hardware with two well connected = clients showing how the new ath9k driver improves latencies in that case = rather dramatically. I=E2=80=99m not familiar yet with the point at = which contention becomes more of a problem, but I hope to find out=E2=80=A6=