From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mout.gmx.net (mout.gmx.net [212.227.17.20]) (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 15C923CB43 for ; Wed, 11 Apr 2018 15:30:07 -0400 (EDT) Received: from hms-beagle2.lan ([79.192.248.19]) by mail.gmx.com (mrgmx102 [212.227.17.168]) with ESMTPSA (Nemesis) id 0MJWAZ-1f3sT03Vhz-00338T; Wed, 11 Apr 2018 21:30:05 +0200 From: Sebastian Moeller Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 11.3 \(3445.6.18\)) Date: Wed, 11 Apr 2018 21:30:04 +0200 References: <87in8xahqp.fsf@toke.dk> <874lkhacli.fsf@toke.dk> To: Cake List , =?utf-8?Q?Jonas_M=C3=A5rtensson?= , =?utf-8?Q?Toke_H=C3=B8iland-J=C3=B8rgensen?= In-Reply-To: Message-Id: X-Mailer: Apple Mail (2.3445.6.18) X-Provags-ID: V03:K1:CIha1Cdxyh/aznxVYjldNABetXCyZmwoN5ZMhUOgghjR7sClOzN peMh6NZOQksP7Twv1F2Ck6N0HR+ChwjXumbmBpqooicy8nR6Jw7aYXStbXRfvagp+ivOB4G c2CmHpNnjFkm8D04CnxxJuXABqq+L97pEo4qH8HMqFyj6YJpcjCf6lLxymyRqnoRbowG58y jwmkDb/Br3ThG3luGXjow== X-UI-Out-Filterresults: notjunk:1;V01:K0:qptksY8LbLo=:SbKSa0hH6+PA37pHAwTMW2 6CLdtv6LLFb2/sY0wJEfIjnpLd0PyYwQlfpDB7VSXjfFYNvv9aSP9okBoaaQ1hZ6ZmT/LUPlO V57t4eoynVsInSoRXfSU5BS20QKTBzBT6soOT/fpl+cB7UZEklpb1Gh1LLy/wXezqQ46UJiqf i0wzh+ztygeokxGNu7YFG0tz/lH41k4ObeFjF6pQkl87cwAui5TotqLqzhFYyvbCS9nwjL2uF esjX8/7TlAFVks5d+PzVGEcmPpd2uh2YYW67RGrwF8V+H90a+stH8FVD87KVeGuIu3b+2yhRa s/blBink5AOymI5I5qSWoYu39wva6hmzSMIJUpg3le4c7tNfP6CCXNUE1AnO6mqrM/CikrQAP clM9lyUcHyFD5v0ecRTntFMTF5FbJhgBv5p2sXFu1opUfafNtLLhQNSzCqe0mgSqeSCmk/tii 2MsgMu9O/u0fJ2xHZZs2+N9W37RpYk64FpugceQkZW1YmtHvhHXk/+1oYye3YviSP8D9M9fQp uHmbCuNNZC590s10xv4opAnFqOqSQm4F2g9DPv8kwlN7b16PXZZDA2NV3DxLgmU3Oumid4iwJ nppC7UJgUWKHIkqIU3ETgMy2wEl8SNIA2moeKSfdJD07dVGydfY6Rum4XRumPzN4c5qhEayV8 fln4dMWTTutiF6JY1YXlGcC6TTQniUmBh9OJhGJu0AQNSm7m1lvx5y3QhtyePp/8wiSjISe7m iv6k11C4Ie/YO80PBVKqsTSpo0S/2o9DP43HqeSLLBXhmh7APzQvcDhA6xhCNZl/GE5REzh97 90wCahc2mvz5sFzFozj4P31AdrnHE3+qEuZ6u1OITHCXQeIKuw= Subject: Re: [Cake] Cake not more CPU efficient than HTB+FQ-CoDel (anymore)? 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: Wed, 11 Apr 2018 19:30:08 -0000 Sorry, just looked at the code and my recollection is wrong. I could have sworn = that I purged cake as a shaper from simple.qos when I created = piece_of_cake, but apparently that was just a fever dream... Sorry for the noise. > On Apr 11, 2018, at 21:26, Sebastian Moeller wrote: >=20 >=20 >=20 > On April 11, 2018 8:55:12 PM GMT+02:00, "Jonas M=C3=A5rtensson" = wrote: >> On Wed, Apr 11, 2018 at 7:15 PM, Toke H=C3=B8iland-J=C3=B8rgensen = >> wrote: >>=20 >>> Jonathan Morton writes: >>>=20 >>>>> On 11 Apr, 2018, at 6:24 pm, Toke H=C3=B8iland-J=C3=B8rgensen = >>> wrote: >>>>>=20 >>>>> So, um, did we cram so many features into Cake that it no longer >> uses >>>>> less CPU? Can anyone confirm these results? >>>>=20 >>>> To be sure about this, it seems wise to configure Cake to turn off >> as >>>> many of the new features as possible. That means selecting >> "besteffort >>>> flows nonat" mode at least. >>>>=20 >>>> I forget whether simplest.qos correctly uses the built-in shaper >> with >>>> Cake, rather than just layering it with HTB as usual. If not, then >> of >>>> course Cake will use more CPU, and we should be grateful that it's >> by >>>> a relatively small margin (maybe 15%). >>>=20 >>> It is definitely using Cake as the shaper; in besteffort mode, but >> with >>> nat and triple-isolation enabled I think. I'll run another test >> tomorrow >>> with those disabled. >>=20 >>=20 >> Is there any difference between using simplest.qos and >> piece_of_cake.qos >> when Cake is used as qdisc? >=20 > Yes, IIRC simplest.qos with cake as qdisc will use HTB as shaper and = cake as leaf qdisc, while piece_of_cake.qos will use cake both as shaper = and leaf qdisc. The former is only useful for comparative testing, for = actual usage I recommend the later. >=20 > Best Regards > Sebastian >=20 >=20 >>=20 >> /Jonas >=20 > --=20 > Sent from my Android device with K-9 Mail. Please excuse my brevity. > _______________________________________________ > Cake mailing list > Cake@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/cake