From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-io1-xd2e.google.com (mail-io1-xd2e.google.com [IPv6:2607:f8b0:4864:20::d2e]) (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 316D63B2A4; Fri, 3 Dec 2021 09:23:57 -0500 (EST) Received: by mail-io1-xd2e.google.com with SMTP id e128so3916673iof.1; Fri, 03 Dec 2021 06:23:57 -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=+1I9vWLIzhR874nvuRTHZN0M5g7qGVGO2VmhPUyIHYA=; b=KU3baXzTgUZwja659MLgzbQHDSSIXD9uy5WG6T8WbjrbuznzNoM45jpDuDXV0tDkFM z9m6v5d+zOTh18zHYcV/NdGQN7TP1MPoCu8ElUV0HU1jPXEdSdJty4NFDj9romASmXxX +ZFhcFnAdt43bDojWU+uiENW5Qq7Yl5ijOKlZcF63HxFIz/aaMJelT9sL0agDHVRPWk7 wYIr+4k2SXLT96ecefOgsxTAbtjGhcGqAD3lqS+eX/Sav/6Ote16/oQyLNDin76yVDhN 5fhT7EMzeJCq75hnubvONpkWEWR89rcJ4egmcEK8bSi28n/l1fs2otGyHMPY9hOdktAR WNzg== 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=+1I9vWLIzhR874nvuRTHZN0M5g7qGVGO2VmhPUyIHYA=; b=xILoWTNIlNKzn4wG4PqXpSDyfqGCNojyi1XwdwcxKCeHZHEYr07vaIB5uO8fzxH7Nc d8bdVHnyPN09os4giB14wQCTctRZoM+iMJ+77yjhb5akI1tK+0QWXyRzQAgPKLHlddTN aIB1ox2k+xPjcd0dh0lw3E3G20Jpd8ReIckiFgrYInJpTKD6ck7EQJQGPU0fbHeYmYML 0ZU80NN+aNGiQj3Ntl6JyuoPDv6C2Yw17hAGL6mMPcpsyGsIejuKgq5twsbIULzStAwG 5tStslpjvyAQL1rfCZgtruNsO2JP4osFHejud/xCq4DUlZCsLzYqOyJJ8mQ09LfjHa64 tCeg== X-Gm-Message-State: AOAM530XwdePBl5dfCFXt8HCOQAAgqXk0pE2QpzmTdS/lUsSzmBFL9B6 ArXwdLtvQJiivkjogXk9kG8ta6kL+KLTuYhH1mb9V+Z1 X-Google-Smtp-Source: ABdhPJwQzN9tC8YCk6EEL8Y1fG+n2xryTz/hOWnpTG4DF9Pw8NGv8I0LHePpxzXMhXch5xUxOxBJo/wwTEq9wmMiXBA= X-Received: by 2002:a5d:9f44:: with SMTP id u4mr19833083iot.163.1638541436315; Fri, 03 Dec 2021 06:23:56 -0800 (PST) MIME-Version: 1.0 References: <83C9FEF4F6F75A417279EDF8@[192.168.1.16]> <371F0599-5E79-4D9A-9156-C254B29DDCDF@commscope.com> In-Reply-To: From: Dave Taht Date: Fri, 3 Dec 2021 06:23:44 -0800 Message-ID: To: Kenneth Porter Cc: cerowrt-devel , bloat Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Subject: Re: [Bloat] tp-link request for SQM 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: Fri, 03 Dec 2021 14:23:57 -0000 On Fri, Dec 3, 2021 at 4:44 AM Kenneth Porter wrote= : > > --On Friday, December 03, 2021 12:12 PM +0000 "Wheelock, Ian" > wrote: > > > 280Mbps service with Comcast is likely the 300/10 package offering=E2= =80=A6 In > > that case the US is limited to 10Mbps > > > > I understand there might be some issue if 280Mbps was being processed = =E2=80=93 > > but in the US direction, we are not talking >>100Mbps =E2=80=93 its abo= ut > > 10Mbps US, I would have thought running cake on 10Mbps US cake would no= t > > have triggered a 50% loss in performance even on this platform. Now if > > cake is applied to both inbound and outbound traffic then having to dea= l > > with ~280Mbps might be tough. In the case of DOCSIS AQM, PIE runs in th= e > > GW only on outbound traffic. > > That's indeed the package. I was seeing 270-280 down and 12 up. > > "Good" tests without cake: > > I'm confused, was cake on on the upload? The whole "upload under load +0" thing I am finding a bit worrisome, certainly at higher rates with fq on it's going to be close to 0, but in actually finding one ONT with a mere 5ms buffer (so far), I am fearing that a solution entering the field is really short buffers. Could you take a packet capture of a test without cake? > It got slammed down to 49 here: > Ouch. And your uplink went to heck, also. The other worrisome thing has been powersave and interacting with the request/grant processes badly. > > I disabled cake and it slowly recovered: > > > > (I wish the tests had a timestamp so I could be sure I'm ordering them > correctly.) > > > _______________________________________________ > Bloat mailing list > Bloat@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/bloat --=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