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 B028221FBDE for ; Sun, 28 Jun 2015 13:48:37 -0700 (PDT) Received: by uplift.swm.pp.se (Postfix, from userid 501) id 4A79BA1; Sun, 28 Jun 2015 22:48:34 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=swm.pp.se; s=mail; t=1435524514; bh=xSLpNhUXaJG8c7ibtGRApGD+FSVfVpb3Ufx8fej2xko=; h=Date:From:To:cc:Subject:In-Reply-To:References:From; b=EIyjPoBrTI1Xu+LvyPkUYTyXJZkMN6PIb+S92lQkR/nPb4svgIu4mFtgZS03ObWp+ 2WBEdMDGf4psQBR+E05bLYVUUCwv582v2KWMZYFk21V2BUKTHzufs/vpd29h6aONjO Q3dKJL2d5sMLNnWhhCB4QEGf77VJd9TBA6bCTtnc= Received: from localhost (localhost [127.0.0.1]) by uplift.swm.pp.se (Postfix) with ESMTP id 40F779F; Sun, 28 Jun 2015 22:48:34 +0200 (CEST) Date: Sun, 28 Jun 2015 22:48:34 +0200 (CEST) From: Mikael Abrahamsson To: Sebastian Moeller In-Reply-To: <09BA156C-460D-4794-A082-33E805F3D6FD@gmx.de> Message-ID: References: <8B853F1C-DE5D-4F3D-88CC-CB8DA2D3E8B1@gmx.de> <04331509-F163-4184-90B4-8589073AFD62@gmx.de> <09BA156C-460D-4794-A082-33E805F3D6FD@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; format=flowed; charset=US-ASCII 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: Sun, 28 Jun 2015 20:49:06 -0000 On Sun, 28 Jun 2015, Sebastian Moeller wrote: > Hi Mikael, root@OpenWrt:~# tc -d qdisc qdisc htb 1: dev eth0 root refcnt 9 r2q 10 default 12 direct_packets_stat 0 ver 3.17 direct_qlen 532 qdisc fq_codel 110: dev eth0 parent 1:11 limit 1001p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc fq_codel 120: dev eth0 parent 1:12 limit 1001p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc fq_codel 130: dev eth0 parent 1:13 limit 1001p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc ingress ffff: dev eth0 parent ffff:fff1 ---------------- qdisc mq 0: dev eth1 root qdisc fq_codel 0: dev eth1 parent :1 limit 1024p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc fq_codel 0: dev eth1 parent :2 limit 1024p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc fq_codel 0: dev eth1 parent :3 limit 1024p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc fq_codel 0: dev eth1 parent :4 limit 1024p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc fq_codel 0: dev eth1 parent :5 limit 1024p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc fq_codel 0: dev eth1 parent :6 limit 1024p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc fq_codel 0: dev eth1 parent :7 limit 1024p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc fq_codel 0: dev eth1 parent :8 limit 1024p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc htb 1: dev ifb4eth0 root refcnt 2 r2q 10 default 12 direct_packets_stat 0 ver 3.17 direct_qlen 32 qdisc fq_codel 110: dev ifb4eth0 parent 1:11 limit 1001p flows 1024 quantum 500 target 5.0ms interval 100.0ms ecn qdisc fq_codel 120: dev ifb4eth0 parent 1:12 limit 1001p flows 1024 quantum 1500 target 5.0ms interval 100.0ms ecn qdisc fq_codel 130: dev ifb4eth0 parent 1:13 limit 1001p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn then I change to cake and add 42 as overhead: root@OpenWrt:~# tc -d qdisc qdisc cake 8003: dev eth0 root refcnt 9 bandwidth 500Mbit diffserv4 flows raw linklayer ethernet overhead 42 qdisc ingress ffff: dev eth0 parent ffff:fff1 ---------------- qdisc mq 0: dev eth1 root qdisc fq_codel 0: dev eth1 parent :1 limit 1024p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc fq_codel 0: dev eth1 parent :2 limit 1024p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc fq_codel 0: dev eth1 parent :3 limit 1024p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc fq_codel 0: dev eth1 parent :4 limit 1024p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc fq_codel 0: dev eth1 parent :5 limit 1024p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc fq_codel 0: dev eth1 parent :6 limit 1024p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc fq_codel 0: dev eth1 parent :7 limit 1024p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc fq_codel 0: dev eth1 parent :8 limit 1024p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn qdisc fq_codel 0: dev ifb4eth0 root refcnt 2 limit 1024p flows 1024 quantum 300 target 5.0ms interval 100.0ms ecn root@OpenWrt:~# tc -d class show dev eth0 class cake 8003:508 parent 8003: class cake 8003:944 parent 8003: root@OpenWrt:~# tc -d class show dev ifb4eth0 root@OpenWrt:~# -- Mikael Abrahamsson email: swmike@swm.pp.se