From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qt0-x22e.google.com (mail-qt0-x22e.google.com [IPv6:2607:f8b0:400d:c0d::22e]) (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 4DF873B29E for ; Mon, 4 Jun 2018 17:32:44 -0400 (EDT) Received: by mail-qt0-x22e.google.com with SMTP id s9-v6so222901qtg.2 for ; Mon, 04 Jun 2018 14:32:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to:cc :content-transfer-encoding; bh=vnGmT+4N58EEZntp+aguj2ByUR4ZScukpuZ1tEmAy4s=; b=lMX6TuJDQnN+Ui62dL72WVE/aM61GtaEe9Cstz4VMlJ3PetxsNE4t9DP/SSrJZ1Bsi 0CkP97llFSJDeVcWelWGFhmnLa/sNZbsyl+3VRshcMJX7rjVnuKjdVMf08JVpI8xARYH QCa/WSTzSARHz8Gn1EVFwov5L0ukpEXDN4HOmkwMXBCMjToJAhklyftd2JlA5YrL02zN b77qA7iUSWB3StckswBht0Y4JjTR2lWuAI1f3FgNZvpWnPPLFnp6srprv6oWUjiBqDvD ZOsJo+9rS5iPM6TIYoo/wcSd/6NhDBPYEdf+tIjdyDIwoJk/QJ8ejR7vxMnWT/wYyp0R rKLw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to:cc :content-transfer-encoding; bh=vnGmT+4N58EEZntp+aguj2ByUR4ZScukpuZ1tEmAy4s=; b=N/agUzoyTRYvYCjmsmcfFJb2RR117r4P/BzpT34Qe70xzafVOtndA6XFZxfjQUraQ/ Xy0yYgyVrFvQItD/mYdstWNv08XiJw2+suB+oajaoim3EuGdlCNzcyWR6YLtykmgPQYB 9b7V54LX4vBJYFZRvULZKdx5blPGEyTEWe9iCcsvjJfOQY+GvP/RdHp32dIJEIlyDKDv +HD9id4a4R5i+ANv/cKndNSoTwYEwP2A+BYbe1gL/BBUwC6hfm51sDZNy11SvsjBHaFN HkdK+ls2ho/D9KM+aEIFjrKiz5QG4TWbzi8BQiRLuQvRFaAa1GdGka+RrgjcV6qj2oYA hiMQ== X-Gm-Message-State: APt69E3NQFxjdeYERih2lrjKJ+s0CWfICVQl+NLaPYqq9jyHm/MyPD08 kw7Q7pb+A0t910fa8UXliRseBVig+Oa80yga6dA= X-Google-Smtp-Source: ADUXVKJi9EBuNrekYDANKnt6pKcbJKRfnrgjV9xvRB322jnbk0FsPpX84T6DYzYu3ZtvbEUt42PUTj+NS9UQ3t0Hlfs= X-Received: by 2002:a0c:c344:: with SMTP id j4-v6mr11720793qvi.245.1528147963878; Mon, 04 Jun 2018 14:32:43 -0700 (PDT) MIME-Version: 1.0 Received: by 2002:aed:24f0:0:0:0:0:0 with HTTP; Mon, 4 Jun 2018 14:32:42 -0700 (PDT) From: Dave Taht Date: Mon, 4 Jun 2018 14:32:42 -0700 Message-ID: To: David Miller Cc: =?UTF-8?B?VG9rZSBIw7hpbGFuZC1Kw7hyZ2Vuc2Vu?= , Linux Kernel Network Developers , Cake List , George Amanakis , Pete Heist , Yuchung Cheng , Neal Cardwell , Netfilter Development Mailinglist Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Subject: [Cake] issues with shaping cake to 60 gbits or in unlimited mode at 100gbps 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, 04 Jun 2018 21:32:44 -0000 I would like to point a finger at the mlx5 code rather than cake itself, I am wondering if there is anyone out there with a different 100gps capable device and setup that could give the sch_cake code a go? we've been unable to duplicate the lockup we're seeing with the veth device= s, for example. On Fri, Jun 1, 2018 at 11:17 AM, David Miller wrote: > From: Toke H=C3=B8iland-J=C3=B8rgensen > Date: Fri, 01 Jun 2018 19:42:12 +0200 > >> Toke H=C3=B8iland-J=C3=B8rgensen writes: >> >>> This patch series adds the CAKE qdisc, and has been split up to ease >>> review. >>> >>> I have attempted to split out each configurable feature into its own pa= tch. >>> The first commit adds the base shaper and packet scheduler, while >>> subsequent commits add the optional features. The full userspace API an= d >>> most data structures are included in this commit, but options not >>> understood in the base version will be ignored. >> >> Hmm, there seems to be a lockup issue being triggered when running CAKE >> at high speeds (>40 Gbps in my tests). Please drop this series for now, >> we'll return for 4.19 with a revised version. > > Ok. > > Thanks for continuing to push this work along. --=20 Dave T=C3=A4ht CEO, TekLibre, LLC http://www.teklibre.com Tel: 1-669-226-2619