From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-il1-x12f.google.com (mail-il1-x12f.google.com [IPv6:2607:f8b0:4864:20::12f]) (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 B6CCC3B29E for ; Sat, 4 Dec 2021 13:44:56 -0500 (EST) Received: by mail-il1-x12f.google.com with SMTP id z8so6114988ilu.7 for ; Sat, 04 Dec 2021 10:44:56 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=Z48iYZxmztj6iecBX/tUOTUwIkghxh6xTvFR2g7qo+g=; b=VpQ1YHecKR4K8Wto0mFcL52ZMJZ57JHQZTJ0PWOgPmKbnftnoNhphBoyy/J0TVpvI/ yGnJd8YR3WTAKLJNw9FRFjJ1iSeDjsz4YdXXrwNM7J+PKuhNsIAJyjJewbdZ7uO2Hm7W v1psljQyCj53hZh4t1Jg643joLTDv/P4kMxRoxT7OPc1w0SKOT64+zj/ia4blNqKkLwO sadZs/W9vTrJogwkmGq+hbgPirul/kzGPsXONAy95Z9J9eikzGA+VM1wFKed3owm2Mqm X/oweB2CY15MfoIf9q1OeGrT5tcn6cIDE67IU0y2BMmQXOybFwrjrj264ZnjdtnqRQhA jcbA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=Z48iYZxmztj6iecBX/tUOTUwIkghxh6xTvFR2g7qo+g=; b=nziuSpZGcX6GwkFUTVCwIwZYgcY439OSZhDyz6QBbMWpbWOC41cwcMJe5B4yWgk0rY Stbj1YZa3NUiKHPNujHYSK9xXdoA2d7r3kk7skW3w8qhs+IKZA1pf6F3NwefwiCEhVDK RJbUsnK4Fk8k1P5cBHLOXXRDGeenrEPRZVVYriRcYLBhQnrlu9X/MhAs21CUdZEYQz1Q 0OrsQ6SkbQMdbkP7jhWA4apxvRD3kc95iiFy1KV15X5kFt4QsI+brV9U4JMwRlrFn5wJ rJqPnYdXNtnP1Qs0XDHRjE8uZ7qV+XA1DhxjGwLvzEmRG5wAhFX+b2HUXb04mnDiZI3V qrbg== X-Gm-Message-State: AOAM531LwqSHY91gnhoa0G6aOkiNEm5V2Llm6BjyWTxQ3THifwzzVVFk o2xFvFgKzMuenT8ICf9KRCMn9ABiGR6lk2APIFOgJBMgbxM= X-Google-Smtp-Source: ABdhPJwPt2/dvz7Mgnf6q+nOrCoPSYmJVdOvSEqFm52z71QvEaj/HvxaWnjsM3TfqanjAz15AU4yWlktSjU6d1d/TPs= X-Received: by 2002:a92:cc50:: with SMTP id t16mr22284282ilq.88.1638643495940; Sat, 04 Dec 2021 10:44:55 -0800 (PST) MIME-Version: 1.0 References: <0A6AB0B7-E010-42E3-BAEE-FCBFA5995117@gmail.com> In-Reply-To: <0A6AB0B7-E010-42E3-BAEE-FCBFA5995117@gmail.com> From: Dave Taht Date: Sat, 4 Dec 2021 10:44:42 -0800 Message-ID: To: Jonathan Morton Cc: jonathan.kua@deakin.edu.au, Cake List Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Subject: Re: [Cake] Understanding the Achieved Rate Multiplication Effect in FlowQueue-based AQM Bottleneck 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: Sat, 04 Dec 2021 18:44:56 -0000 It was the conquest tool they referenced that really caught my eye https://www.youtube.com/watch?v=3DQ3FFzB0SUjc "ConQuest: Fine-Grained Queue Measurement in the Data Plane" On Fri, Dec 3, 2021 at 4:09 PM Jonathan Morton wrot= e: > > > On 4 Dec, 2021, at 12:27 am, Dave Taht wrote: > > > > https://jonathankua.github.io/preprints/jkua-ieeelcn2021_understanding_= ar_preprint-20jul2021.pdf > > > > I would love it if somehow the measured effects of chunklets against ca= ke's per-host/per flow fq was examined one day. > > I haven't actually measured it, but based on what the above paper says, I= can make some firm predictions: > > 1: When competing against traffic to the same local host, the performance= effects they describe will be present. > > 2: When competing against traffic to a different local-network host, the = performance effects they describe will be attenuated or even entirely absen= t. > > 3: They noted one or two cases of observable effects of hash collisions i= n their tests with FQ-Codel. These will be greatly reduced in prevalence w= ith Cake, due to the set-associative hash function which specifically addre= sses that phenomenon. > > - Jonathan Morton --=20 I tried to build a better future, a few times: https://wayforward.archive.org/?site=3Dhttps%3A%2F%2Fwww.icei.org Dave T=C3=A4ht CEO, TekLibre, LLC