From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf1-x430.google.com (mail-pf1-x430.google.com [IPv6:2607:f8b0:4864:20::430]) (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 D2E593CB37 for ; Tue, 23 Feb 2021 20:29:37 -0500 (EST) Received: by mail-pf1-x430.google.com with SMTP id c11so206851pfp.10 for ; Tue, 23 Feb 2021 17:29:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=jdA3kyfsYzL1jdhBMZgTnSS/xY/8Sku1Y0z09QGfNPM=; b=Nk6zu+NK7hAnuphOLsQIBI/Oi37636Ua1Y5ug1rXNBNxDbN8c7j1u1NCMZvKp5w/xk kJ4CT7edcAEbhXb5CbFw0gkjroNJ0BFP+mlOWhjOi2JRzmZy2LllJn4tzhY942+aZ+NZ pV6hKrrcon67x5TMJl4HB2QA2Az5mZGLiWZoxPdIVvEPFS66YeBdCb4f8Bzs9Bia6xnj Kg/QvNxe0Sm/yPrKldubT20LLYrjpUdEz21txMnxNkSye+qBEXWFUgrOGwqZMAGEWFc/ 2B+SjsqQReGMQHGleueVGXN3t/eb5WoNXtke+ArFVhfxU2gsQ6spoBD5JsndOhmVSlIl zWHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=jdA3kyfsYzL1jdhBMZgTnSS/xY/8Sku1Y0z09QGfNPM=; b=pHQVZXpKj1XJi8BFyAd1EN9OV48YhJxnF1IftOj8ztFGaDb8ANcnFhDtZNGWnfuxsm KCTUnGZtX1+bskNItB3YHhByw2uuGD3AhIj0e27MWhkWGjvYwPa0mbNZXJM9orYvTa6x mjx8iI/6UfoVb5GXWlI96hG9lYB24pFv5368MEe+e8p9KerEouvRdQazkHk9qvTxqOEs BFVtwHvrB1DlZXFM1mx62ZcGtvknZgzZMDZT0UBZ3DmXBtxixfjQaDqTL5hPg5JZFu6O abeWWtD59+6J0+PTZ7r4FR1zLT19wAs1r10VLyqsxh1zFZbcQKI5N1NcTwOcdbxJmobD 5WnA== X-Gm-Message-State: AOAM530/EsmANA79P1i2JzIumCyEo6XXXSu2mUD4X4V7g/Up3U8T6J+M MpB8Om+bGzKedN/OcAiEH3+8xg== X-Google-Smtp-Source: ABdhPJx0vVArd+P7hqxhK8Z3IGTIv5bnQ2Vj778xi9wu8FIy8E4kOYEcnv0u6ywPQdSQ6zXXkhlWZw== X-Received: by 2002:a63:1e07:: with SMTP id e7mr25968974pge.376.1614130176849; Tue, 23 Feb 2021 17:29:36 -0800 (PST) Received: from hermes.local (76-14-218-44.or.wavecable.com. [76.14.218.44]) by smtp.gmail.com with ESMTPSA id p1sm374119pjf.2.2021.02.23.17.29.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Feb 2021 17:29:36 -0800 (PST) Date: Tue, 23 Feb 2021 17:29:33 -0800 From: Stephen Hemminger To: Dave Taht Cc: Nils Andreas Svee , Toke =?UTF-8?B?SMO4aWxhbmQtSsO4?= =?UTF-8?B?cmdlbnNlbg==?= via Cake , Make-Wifi-fast , cerowrt-devel , bloat Message-ID: <20210223172933.415121cd@hermes.local> In-Reply-To: References: <874ki24ref.wl-jch@irif.fr> <1e41ddf7-cd08-4fec-b31a-3021f8111dc6@www.fastmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: Re: [Bloat] [Cake] Fwd: [Galene] Dave on bufferbloat and jitter at 8pm CET Tuesday 23 X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 24 Feb 2021 01:29:38 -0000 On Tue, 23 Feb 2021 17:14:31 -0800 Dave Taht wrote: > wow, that is (predictably) miserable, even with cake. The only > solution that is going to > work is to somehow actively monitor your link quality and adjust cake > to suit. Or we can start trying to use kathie's passive ping tools. > > On Tue, Feb 23, 2021 at 1:30 PM Nils Andreas Svee wrote: > > > > Thanks for the talk Dave and it was nice meeting you all! > > > > Never really did much in the way of Flent tests after moving from ADSL to Telenor's "wireless broadband" aka. 4G. So I ran some after leaving the meeting, with CAKE on or off, and let me tell you - it's terrifying, 4G sucks indeed., not as bad as DSL without SQM mind, but still > > > > Avg. latency without SQM at some points close to 800 ms or above. Had to sacrifice a lot of bandwidth to get it to sane levels when doing RRUL tests. > > > > Dumped all the files over here: https://dl.lochnair.net/Bufferbloat/Tests/ > > Oh btw I promise I'll try to not break things when you need to access something on that box again Dave... > > > > Best Regards > > Nils > > > Because cable was down, used a burner SIM and a spare phone over LTE for a day. And agree it is awful. Couldn't bring myself to run Flent over this pig with wings.