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 5255E3B2A3 for ; Thu, 2 Mar 2017 23:35:59 -0500 (EST) Received: by mail-lf0-x243.google.com with SMTP id r36so7162245lfi.0 for ; Thu, 02 Mar 2017 20:35:59 -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=Q6pFWwv7SN6uArGsQkPBOX1Z3KKzYmlJoSh/8NVaoN0=; b=GePwYFg0eLBA5jZGWpqohW6JgcHK64N/mOFU07pmG9cgHV/5EMm3C6a6hs4R+oia9x Xmbme3PE+mYgZGJ0WuqXqZ05KbxZ3kqzz1GE23UWtp21jb2XanYCa54mXJj6BVzOUxkK 9OS6PG2Zp83ILXxMHch69rUm5HdwpaQJofz/Y60uruPl96Z8WT7S2YHAYlw85Ja1x69V +zoitr+MO54jUIO+Y8X+pNBpHtr0v1IIwCITjHVYrNOR54dDvTJm63cAUu7C+cIWc7dT uTFMGWC4TiqKMONWNnASHR2o3wWpEIDK7qaCJITTC8F5KQBw6FHC5kZiW/4PaU21nawX pA5Q== 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=Q6pFWwv7SN6uArGsQkPBOX1Z3KKzYmlJoSh/8NVaoN0=; b=iJWDsnh6/gqTB792RvzU4Ra5dYoJKxvIPXeP/Z8aHGjg+t/H56VH5V/G03az6l0o4T sfv9skssGB3H3UAlXfI4VC5hvH1csPw75I1Hk42txpq9OzVtcra64n7ZpWQ1HOWcNtoU r24i0zSjNEbdQMufZ4NnyuezUgFY20Z/lNgKETMuP8/X/IBLYWinSsIT8wXE0qD3IJFD +oSvLV8l6iK3F4ulbL0QLpG/utURUrTwWwZ/FbuuoNIQrRClDwXmtWo7qWDomwteeMVX q7JDHYhM5dSo4oE5gMCi9tKPIXbPHvtqkCOHvCLpsfUK2UPUIHsArMgRDurY0NR5qzs8 y1Sw== X-Gm-Message-State: AMke39k6MA/DS2nO1RGIjpeyDwppV6E89SicI1thkAcRCZTdAPqQb4aDwI/6aL4cj7OC5g== X-Received: by 10.25.228.131 with SMTP id x3mr190232lfi.125.1488515758008; Thu, 02 Mar 2017 20:35:58 -0800 (PST) Received: from [192.168.100.16] (37-219-206-78.nat.bb.dnainternet.fi. [37.219.206.78]) by smtp.gmail.com with ESMTPSA id f188sm2075143lfe.12.2017.03.02.20.35.56 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 02 Mar 2017 20:35:57 -0800 (PST) Content-Type: text/plain; charset=windows-1252 Mime-Version: 1.0 (Mac OS X Mail 9.3 \(3124\)) From: Jonathan Morton In-Reply-To: Date: Fri, 3 Mar 2017 06:35:54 +0200 Cc: John Yates , "cake@lists.bufferbloat.net" , "lede-dev@lists.infradead.org" , =?windows-1252?Q?Dave_T=E4ht?= Content-Transfer-Encoding: quoted-printable Message-Id: <2D2AE632-75BB-4DDE-B370-0996EFECF14B@gmail.com> References: <07479F0A-40DD-44E5-B67E-28117C7CF228@gmx.de> <1488400107.3610.1@smtp.autistici.org> <2B251BF1-C965-444D-A831-9981861E453E@gmx.de> <1488484262.16753.0@smtp.autistici.org> <98E899EF-5E66-42CC-88AA-79FA80A4F228@gmail.com> To: Eric Luehrsen X-Mailer: Apple Mail (2.3124) Subject: Re: [Cake] [LEDE-DEV] Cake SQM killing my DIR-860L - was: [17.01] Kernel: bump to 4.4.51 X-BeenThere: cake@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: Cake - FQ_codel the next generation List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 03 Mar 2017 04:35:59 -0000 > On 3 Mar, 2017, at 06:31, Eric Luehrsen = wrote: >=20 > Also with SQM you may not what idealized entropy in your queue=20 > distribution. It is desired by some to have host-connection fairness,=20= > and not so much interest in stream-type fairness. So overlap in a few=20= > hash "tags" may not be always such a bad thing depending on how it = works=20 > itself out. That sort of thing is explicitly catered for by the triple-isolate = algorithm. I don=92t want to rely on particular hash behaviour to = achieve an inferior result. I=92d much rather have a good hash with = maximal entropy. - Jonathan Morton