From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr0-x232.google.com (mail-wr0-x232.google.com [IPv6:2a00:1450:400c:c0c::232]) (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 9F9A83B29E for ; Mon, 2 Jul 2018 06:19:15 -0400 (EDT) Received: by mail-wr0-x232.google.com with SMTP id p1-v6so14961896wrs.9 for ; Mon, 02 Jul 2018 03:19:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=heistp.net; s=google; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=fB+7X5IzffHtMDLh6Yt6wnzEl3jwP41uHHIUFJi1jWA=; b=I+tF6+smCzy0K3SmC3pDHHWwmdIyDN654ddvQ0ogpkXFxo+Ps3wP1Rd+sUvlJS/knY DsucVasM6ogPg/nwpJPt0AgkfH79wpv+wx7Br8jeKuxykQMBMVC2GSl4a3DSzfBcKt/p rbBuh0wZLPYKsa9PuIrdCaUL4zgVUlTUVNnSmtnyBKdSabdqhV/sMRXQNbuAHguVeUsT XU12FzZ8F55hNlrbZz+R+FgNnNjFmr+AzJSnK5npJ2tM2RVIdzWKs+OKl90mlBvERXmQ CygJTIbq84xSuhMRqIdMHP9edxA4OLT3CfgfsJuv8J60D+HhlfPlF9/aPBT+vIXi6NSV VITg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=fB+7X5IzffHtMDLh6Yt6wnzEl3jwP41uHHIUFJi1jWA=; b=ZwqR4Qe0xxDlAogMGQ5bKoWXbYDS1+CQ0/kaKK+Rm4II+N63CNKAuALpUCAu1NpTTY tTfHov2zOsICijIq3Z5w49zPFRZC9XLHraJrASpsvYDaODZG4irI1BqFKAibNSbYHCF7 qdzNKxVpzTFEqG2GopAM8/8FkpCFCNTQZ6VAGh6VcWHBRGhsT0Qo+HOdQKqSVVXfmkJ+ FpPL8hMUUM6hhahUwzfzNSaJ+MJaHXKC3bukX9VwG/WXh24GQyQbcP3Q6luIjaci75cP pQfEcTR3enu6c2rvi/kbSemSrmINsk1TfdQctDhGTugw59EwNLxNphPG1kth9oNSJsNA 77Ew== X-Gm-Message-State: APt69E1Fh/zF+A4Hu+dwpPZa99unj9mdfWEtVg/mFRqpRYgnyYM0GUpa tW7p/+kaIpTFaSQyRCGP8c6fFEPHRNY= X-Google-Smtp-Source: AAOMgpe50ocKF9CtAagaQ9uD9bwWrFwciTjSWaLVs66dyW2d4PISbaVe83i+J9bYySdyP3U2VdNJEg== X-Received: by 2002:adf:b445:: with SMTP id v5-v6mr18833676wrd.67.1530526754676; Mon, 02 Jul 2018 03:19:14 -0700 (PDT) Received: from tron.luk.heistp.net (h-1169.lbcfree.net. [185.193.85.130]) by smtp.gmail.com with ESMTPSA id s12-v6sm17754115wrr.43.2018.07.02.03.19.13 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 02 Jul 2018 03:19:14 -0700 (PDT) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 11.4 \(3445.8.2\)) From: Pete Heist In-Reply-To: Date: Mon, 2 Jul 2018 12:19:12 +0200 Cc: Cake List Content-Transfer-Encoding: quoted-printable Message-Id: References: <6DF9A5E0-EFD5-4519-9889-BC0A7B9BD48E@darbyshire-bryant.me.uk> <1A8BA286-6B31-4581-86C9-6855AC28C245@heistp.net> <673EAD3F-AB09-4B90-88BB-5DCE0BD65534@heistp.net> <6FE8D434-01BE-41A1-BD6B-EFFD67AC8784@heistp.net> <94C9790F-E9BC-4D59-9845-17C305E4B910@darbyshire-bryant.me.uk> To: Kevin Darbyshire-Bryant X-Mailer: Apple Mail (2.3445.8.2) Subject: Re: [Cake] Cake on openwrt - falling behind 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: Mon, 02 Jul 2018 10:19:15 -0000 > On Jul 1, 2018, at 9:41 PM, Kevin Darbyshire-Bryant = wrote: >=20 > For those who fancy dissecting some netlink packets, see attached :-) Hard to see much in those so far, just found out what netlink is. :) It = does look very easy to get alignment and byte order of these messages = wrong by using values directly instead of through macros, etc. Also = noticed the comment in libnetlink(3) to =E2=80=9Cuse libmnl for new = programs=E2=80=9D, which tc does not. What is TCA_STATS2 vs TCA_STATS and where does it come from? That=E2=80=99= s at least one rtattr that=E2=80=99s null in print_qdisc on MIPS for = some reason. That=E2=80=99s where I=E2=80=99m at, anyway=E2=80=A6=