From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sonic304-21.consmr.mail.sg3.yahoo.com (sonic304-21.consmr.mail.sg3.yahoo.com [106.10.242.211]) (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 39C273B29E for ; Wed, 7 Nov 2018 19:07:08 -0500 (EST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.fr; s=s2048; t=1541635626; bh=122mq7ydBhbMiBopAzpuICzf8LUEwu8EeeNvntjmIcM=; h=Date:From:To:Subject:In-Reply-To:References:From:Subject; b=gOCWHXH/bduxxHO47vcWF+LUQYkU99VWHZDTeXBc/AgSdXostQEBcaXKaSsUicNF3OGADAzNy4SGV+TGLBnpZMW2z52U5pkecH3Z0XKdGM28fxrnmUG6NE0EjrOY6IIAw8c++Vr2mrAC0/dR624Wph5UuabPefvI8r1BPqQR6d32vr4NizOXfkFgON8LaexrrqtodYb6hRRCipXCiGEamdoiHO8qJ/Kgl+5abB+6JuUOkhY+GjlSasdM992XBL4NxrS9g7YiiH9HvMktUDD1dCh+d4MaFNJg8EqlJyv8RVDaXhWXmscRUsS3FYglL4Jyix6weblG5m11AV4btKfMJQ== X-YMail-OSG: dK7hD.wVM1mUNeKwYTqY4BayP3_ZnUIyuY0BACkCQkzQQLzttw1i1jJJsBr7Pq2 X6l5Skw7VQiF1jzCjPyIyILuypV._QD5fmHcxWg2XJOjZrxOZQIb94oYlDz5rpULAoZ2TvjQ3YH1 jArTYuCTO_iyUAw_w3JVzC.4XwALcQX1JTVtG0pCi4EE_QpEQZx0ulSdYlW2GSnOTHt9prOvhGby 9fBGCAHAkqsMG71bohmew5BTOitJma5.POSLDTDBt8ui9vZnqlGhyIe4JJcMOzqBTVWlSo8WDh8e 96r6N68BCIB7OJcwW3SafPePF.n4gPwmh4bpAIOEh6zKTEoU_qI6Ke.6anXRRkFwK71b0W4QKPZ1 SlEKD1nVSYO3YazPCqxGOElc55aqKwRTTrtmzJDVtrMe.mfrof3SAUyX1Fpgy96ns6is5By3m3lh TkVhG..Atnool5FuSY_NkPCaRi1g1n9IOcT4Kuum9PgToXQAdXgZsBJERwOmxZb9obo1j0vdUq_4 _AP74TcskmHWBq8TeKGicqgswJU35VBx4BfbF1jGBnKfRVlQkuuCcjP6nnOCU5SU8GdsVWzweF55 QS_EnVHvWdnMgiLunUpGWHe2zgYIQDqVmZZvqkFWeis6TYbNgJOWyZuDG5u7dpKZn0KEjATkirOS Y5fNVo8I9hrQXmVc9lJ65SnLvyk4IHkwpIeK8dOV4oPN8oYJHbNfGAqm44fsQ0V926dd0y18YFgX 7JkGocdLA91FLaI9hFrL4QwRodk1vcCNdQvkNjm3i_ZTMNpjLJIwiMtF4aJSGKCAmXGr07n5ghUt _.ZZX70K6Kn2iaqSIQMktte_qlXirCkqNGgV5vqiJ98DfsRcTf1ZxlCHKJJ5OINFhW8Z1yyda3TD ufwGNFWz21qKEKqXjcDHooOtrevM9tm.IhpmgQ5phf6rJ79ok_kg9XTq.OkrNVHLWv36gErq_a58 VfZ3U1nfYnG2R7yBVXED3GKZz5KjAQ2lFpY6zCzr1VzSP9ppjDVNkebZtAGd4zqDVVeuO.E9Q2NY 6f5bYDOK9eXlBaLrRNzIWKi1DVyYjbKnOZfzJgBhkL6VRQCWEMdCzYF_ukw-- Received: from sonic.gate.mail.ne1.yahoo.com by sonic304.consmr.mail.sg3.yahoo.com with HTTP; Thu, 8 Nov 2018 00:07:06 +0000 Received: from PPPa3628.e13.eacc.dti.ne.jp (EHLO raspberrypi) ([59.157.101.87]) by smtp432.mail.sg3.yahoo.com (Oath Hermes SMTP Server) with ESMTPA ID 9ca5ab2536d736f89f66290bcaf0552f; Thu, 08 Nov 2018 00:07:01 +0000 (UTC) Date: Thu, 8 Nov 2018 09:06:52 +0900 From: Y To: Sebastian Moeller , Bloat@lists.bufferbloat.net Message-ID: <20181108090652.70c8205f@raspberrypi> In-Reply-To: <22A986F3-2A99-466E-9C03-2343503FE807@gmx.de> References: <20181105161227.1b63df36@raspberrypi> <87y3a4lma8.fsf@taht.net> <20181108064830.6c6a9682@raspberrypi> <20181108071306.32aa01ff@raspberrypi> <22A986F3-2A99-466E-9C03-2343503FE807@gmx.de> X-Mailer: Claws Mail 3.14.1 (GTK+ 2.24.31; arm-unknown-linux-gnueabihf) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: Re: [Bloat] About Setting Bandwidth limit with or without ethernet overhead? X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 08 Nov 2018 00:07:09 -0000 moeee :) I don't use openwrt. Maybe, so I cannot find /etc/config/sqm on my pc. But I use sqmscript with below setting. UPLINK=815 # 98% of linkspeed DOWNLINK=11603 # 98% of linkspeed SCRIPT=simple.qos LINKLAYER=atm OVERHEAD=-4 EECN=NOECN Thanks. Yutaka. On Wed, 7 Nov 2018 15:21:24 -0800 Sebastian Moeller wrote: > Hi Y, > > when you shape for an ATM link you absolutely nned to set the > linklayer to ATM. If you use openwrt why don't you post the contents > of "cat /etc/config/sqm" > here and we can go over it line by line? > > Best Regards > Sebastian > > > On Nov 7, 2018, at 14:13, Y wrote: > > > > I am sorry. Dave. > > > > My actual speed with this setting , almost expected . > > Around 90kbytes per second actual speed = 810kbit per second actual > > setting speed * 48/53 considering atm connection. > > This settled speed doesn't include ethernet framing. > > > > Maybe , > > Bandwidth = without ethernet overhead > > tc-stab overhead = -14 > > is correct. > > > > Thank you . > > > > On Thu, 8 Nov 2018 06:48:30 +0900 > > Y wrote: > > > >> Hi , Dave > >> Thank you for your reply. > >> > >> I should show you tc-stab setting. > >> > >> My connection is PPPoA via ethernet. PC connects ethernet directly. > >> > >> ####stab linklayer atm overhead -4 > >> > >> I add PPPoA overhead 10 + Ethernet overhead -14 = -4 > >> But, settled Bandwith is 98% of link speed ( I mean this is > >> settled bandwidth without ethernet overhead). > >> > >> I should shape more? > >> > >> Thanks. > >> > >> On Wed, 07 Nov 2018 11:28:47 -0800 > >> Dave Taht wrote: > >> > >>> Y writes: > >>> > >>>> Hi, I am Yutaka. > >>>> > >>>> I connect internet via ethenet. > >>>> Shoud I set Bandwidth limit with or without ethernet overhead in > >>>> any qdiscs? > >>>> When I measured , It seems setting without ethernet overhead is > >>>> correct. > >>> > >>> It depends on your next hop's framing. If you are on ethernet > >>> going to ethernet, then you should set ethernet. If you are on > >>> ethernet, going through a cablemodem, set docsis. If you are on > >>> ethernet, going through dsl or something else, you set the framing > >>> appropriately. > >>> > >>> Without setting the framing appropriately you can run into > >>> situations where your shaper can be 60% in accurate (dsl). > >>> > >>>> > >>>> Thanks. > >>>> _______________________________________________ > >>>> Bloat mailing list > >>>> Bloat@lists.bufferbloat.net > >>>> https://lists.bufferbloat.net/listinfo/bloat > >> > > > > _______________________________________________ > > Bloat mailing list > > Bloat@lists.bufferbloat.net > > https://lists.bufferbloat.net/listinfo/bloat >