From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-x242.google.com (mail-wm0-x242.google.com [IPv6:2a00:1450:400c:c09::242]) (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 444D43BA8E for ; Sat, 28 Jul 2018 20:18:03 -0400 (EDT) Received: by mail-wm0-x242.google.com with SMTP id c14-v6so9159777wmb.4 for ; Sat, 28 Jul 2018 17:18:03 -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=dUJlZjkjNGAxQUGz/6oHfDHX5uMNdeR+j42A1Ay+9Cw=; b=PNuEZwCb19TLSL8RylXCUUOVqNscpbVrXngoR5u4tsZrDDPuHz2gK/TGj5tabEwiCb TxKssLx33G9oZV76/4MLTnzJpFhHt2l/5SAoQl0oYtERveAPgBSGWXDXV0rOhBt0TBf0 MT67uuelk8HuLb4itHQbSGZNxJySGYSn6KZ1vjnsMt1S6jN0gRSNoMhH4Vn6jqQnfMWa faEKrTaXJsLwtfj2whVex4Y3MQFdrSohyTzFJDIUlbovrrciauX8w2TJjPfTHcBooqNR vCZplqVr/ezxQ/9hQyNH11rPoAUUXhYYHCFer0fTJrqG3uGAyDJPOSFZVNuq88QTDCJo eFVA== 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=dUJlZjkjNGAxQUGz/6oHfDHX5uMNdeR+j42A1Ay+9Cw=; b=gV8Mu7H9MJ0y3XlFX9vBAAEWnhyT+xWv/NIdmzj6iZR3MUrkbVvr18vz6mFrsZ9lWw n9dkkLWZbVOSsHoW8+sAj6i0f9m2QRDJRfZ5gl4S+lrC5pxAHQUzbfIerOPqwKt0pXCZ Qq6fkvGZx1QZAIO2EHYoLDQcosBgiU2pl7DGcBAgzqojC2Ob21hjMuPtfjszo1sfkpDD NO0sWHyTYiIN0hmUuhX2uLUpeV7vSGb9DwdSihg9S8b0CrljnJvY/ixdZawFcJSU0PsF pRBU3B9bBv4lZOQ8EXIIIGWv+lwH31pxdePALRhiykYg3zlV2gpL4lEoMEbQk1lLcoTh 9VNQ== X-Gm-Message-State: AOUpUlGAC5FBzjM0KdsCZ3RL8y22VdEmEsgVBbjUyhhKmmNQ17lwUPG5 5csGaqz7YiB9on1pnJPSgqXD8g== X-Google-Smtp-Source: AAOMgpdiQihQ04Apz9CMaJCsnxr5T2ir33GZFn9FMPVKH0Lo0Y/wqTco7VS04B1bsGqamNI+/BxF1w== X-Received: by 2002:a1c:d702:: with SMTP id o2-v6mr9559148wmg.115.1532823482390; Sat, 28 Jul 2018 17:18:02 -0700 (PDT) Received: from tron.luk.heistp.net (h-1169.lbcfree.net. [185.193.85.130]) by smtp.gmail.com with ESMTPSA id f6-v6sm6978489wrp.30.2018.07.28.17.18.00 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 28 Jul 2018 17:18:01 -0700 (PDT) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 11.5 \(3445.9.1\)) From: Pete Heist In-Reply-To: Date: Sun, 29 Jul 2018 02:17:59 +0200 Cc: Dave Taht , Cake List Content-Transfer-Encoding: quoted-printable Message-Id: References: <1357421162.31089.1531812291583@webmail.strato.de> <1c323544b3076c0ab31b887d6113f25f572e41ae.camel@coverfire.com> <87woth28rw.fsf@toke.dk> <87tvol1z6h.fsf@toke.dk> <87wotfzql8.fsf@toke.dk> To: =?utf-8?Q?Toke_H=C3=B8iland-J=C3=B8rgensen?= X-Mailer: Apple Mail (2.3445.9.1) Subject: Re: [Cake] =?utf-8?q?Using_cake_to_shape_1000=E2=80=99s_of_users=2E?= 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: Sun, 29 Jul 2018 00:18:03 -0000 > On Jul 28, 2018, at 8:12 PM, Toke H=C3=B8iland-J=C3=B8rgensen = wrote: >=20 > Priority field sets tin, class sets flow. Both need the qdisc is as = its major number, iirc. And both can be set from the same bpf filter = which can be run in direct action mode... This works for me. :) I only tested so far by setting classid with u32 to map 3 macs to two = members IDs, then verified fairness: # IFACE is cake=E2=80=99s interface # MAJOR_ID is from cake while read mac id; do tc filter add dev $IFACE parent $MAJOR_ID: \ u32 match ether src $mac classid $MAJOR_ID:$id done << EOF aa:bb:cc:11:22:33 1 bb:cc:dd:22:33:44 1 cc:dd:ee:33:44:55 2 EOF This should use eBPF and a map lookup for performance, so I=E2=80=99ll = see if I can make that work. Caveats that I know of: - Limited to 1024 members - No fairness between flows - Non-member traffic would have to be dealt with somehow, maybe put in = its own queue or split among multiple queues, otherwise there can be = hash collisions with member queues