From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from uplift.swm.pp.se (ipv6.swm.pp.se [IPv6:2a00:801::f]) (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 ACE6D21FC46 for ; Sun, 28 Jun 2015 21:58:23 -0700 (PDT) Received: by uplift.swm.pp.se (Postfix, from userid 501) id 2BBECA1; Mon, 29 Jun 2015 06:58:20 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=swm.pp.se; s=mail; t=1435553900; bh=g/mNcd9inuNhB/7yuUnr5lMpOX8sc/Cj5SvN9lin+nM=; h=Date:From:To:cc:Subject:In-Reply-To:References:From; b=tDRCxznXjuB7gYSq3l8j1eviY+Bdjr9BvjsFckByiGFo5SwnidCfvsjm5g0+BfgCV 9uWpgMgnx8RWF+mnE4mUSwkc/peFJ3uRnlShSHyOoqEg3b67SozpYtA4PQ6ClSQDJr iQzdxLAsp+JUQidJzXcxteSB/n2rUsM4R8U+H5KM= Received: from localhost (localhost [127.0.0.1]) by uplift.swm.pp.se (Postfix) with ESMTP id 240E09F; Mon, 29 Jun 2015 06:58:20 +0200 (CEST) Date: Mon, 29 Jun 2015 06:58:20 +0200 (CEST) From: Mikael Abrahamsson To: Sebastian Moeller In-Reply-To: <5436B48C-0803-46DA-B355-14E917A5BB37@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> <5436B48C-0803-46DA-B355-14E917A5BB37@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: Mon, 29 Jun 2015 04:58:52 -0000 On Sun, 28 Jun 2015, Sebastian Moeller wrote: > Could you post the result of: > > cat /etc/config/sqm > > from the router, please? And the output of > > /etc/init.d/sqm stop ; /etc/init.d/sqm start > > this might give me a clue where to look... root@OpenWrt:~# cat /etc/config/sqm config queue 'eth1' option script 'simple.qos' option interface 'eth0' option qdisc_advanced '1' option squash_dscp '0' option squash_ingress '0' option ingress_ecn 'ECN' option egress_ecn 'ECN' option qdisc_really_really_advanced '0' option enabled '1' option download '500000' option upload '500000' option qdisc 'cake' option linklayer 'ethernet' option overhead '42' root@OpenWrt:~# /etc/init.d/sqm stop SQM: Trying to start/stop SQM on all interfaces. SQM: run.sh stop SQM: /usr/lib/sqm/run.sh Stopping SQM on interface: eth0 SQM: ifb associated with interface eth0: SQM: trying to create new IFB: ifb4eth0 RTNETLINK answers: File exists SQM: /usr/lib/sqm/stop.sh: Stopping eth0 SQM: ifb associated with interface eth0: SQM: /usr/lib/sqm/run.sh SQM qdiscs on eth0 removed root@OpenWrt:~# /etc/init.d/sqm start SQM: Trying to start/stop SQM on all interfaces. SQM: /usr/lib/sqm/run.sh Queue Setup Script: /usr/lib/sqm/simple.qos SQM: ifb associated with interface eth0: SQM: trying to create new IFB: ifb4eth0 RTNETLINK answers: File exists SQM: cake SQM: Keeping differentiated services code points (DSCP) from ingress. SQM: STAB: stab mtu 2047 tsize 512 mpu 0 overhead 42 linklayer ethernet This command never completes. I added -x to simple.qos and the RTNETLINK is from: + /usr/sbin/ip link add name ifb4eth0 type ifb RTNETLINK answers: File exists and the last commands that execute are: SQM: STAB: stab mtu 2047 tsize 512 mpu 0 overhead 42 linklayer ethernet + echo stab mtu 2047 tsize 512 mpu 0 overhead 42 linklayer ethernet + get_cake_lla_string + STABSTRING= + [ tc_stab = cake -a ethernet != none ] + sqm_logger + logger -t SQM -s -- Mikael Abrahamsson email: swmike@swm.pp.se