From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from uplift.swm.pp.se (swm.pp.se [212.247.200.143]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by huchra.bufferbloat.net (Postfix) with ESMTPS id 1156521F84D for ; Fri, 26 Jun 2015 12:11:45 -0700 (PDT) Received: by uplift.swm.pp.se (Postfix, from userid 501) id 974F5A1; Fri, 26 Jun 2015 21:11:43 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=swm.pp.se; s=mail; t=1435345903; bh=8XQ3fuTh9eyqVfWFZUikaxFT+wtM6glTJEV2NqCMKK0=; h=Date:From:To:cc:Subject:In-Reply-To:References:From; b=daY/WKA0Tt1AOYaiuh3GydYNSVVIUH12kB69mkvpTj2iL+jDblO+Euo+B3BjT9IqE XBsfR5zk9i5oKPnDvCAr6qS8sRyhEMf4jiT4ajZHItph28UKQb6tiqn8NjXOnPER2I jjug7hT2pXn+/cLswcGoYrzMIR9jiu5Ip2ZuJojw= Received: from localhost (localhost [127.0.0.1]) by uplift.swm.pp.se (Postfix) with ESMTP id 934569F; Fri, 26 Jun 2015 21:11:43 +0200 (CEST) Date: Fri, 26 Jun 2015 21:11:43 +0200 (CEST) From: Mikael Abrahamsson To: Dave Taht In-Reply-To: Message-ID: References: <0129B5FB-9D1B-45FF-84CA-492A6A0B638B@gmx.de> <43D5C3CE-F1F4-4BA5-AEB9-55348661C7BA@gmx.de> User-Agent: Alpine 2.02 (DEB 1266 2009-07-14) Organization: People's Front Against WWW MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Cc: "cerowrt-devel@lists.bufferbloat.net" Subject: Re: [Cerowrt-devel] performance numbers from WRT1200AC (Re: Latest build test - new sqm-scripts seem to work; "cake overhead 40" didn't) X-BeenThere: cerowrt-devel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: Development issues regarding the cerowrt test router project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 26 Jun 2015 19:12:14 -0000 On Fri, 26 Jun 2015, Dave Taht wrote: > On Fri, Jun 26, 2015 at 11:58 AM, Dave Taht wrote: >> On Fri, Jun 26, 2015 at 11:38 AM, Mikael Abrahamsson wrote: >>> On Fri, 26 Jun 2015, Dave Taht wrote: >>> >>>> Mikael, a simple test of the analysis I just did would be to use >>>> ethtool to set your server to 100mbits (ethtool -s >>>> your_ethernet_device advertise 0x008 and turn on fq_codel on both the >>>> client and server. >>> >>> >>> Hm what do you mean by "client" and "server"? > > your topology is: > > client box - router - server > > forcing the router - server link to 100mbit will push the egress > buffering into the router for the rrul_50_up test in particular. No, my topology is , that is what made me confused. So if I forced the eth0 router-switch link into 100M I will break the server->client direction (it'll be shallow buffer fifo) but at least client->server direction will exercise fq_codel on the router. -- Mikael Abrahamsson email: swmike@swm.pp.se