From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr1-x42a.google.com (mail-wr1-x42a.google.com [IPv6:2a00:1450:4864:20::42a]) (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 84A3F3B2A4 for ; Sat, 15 May 2021 19:00:13 -0400 (EDT) Received: by mail-wr1-x42a.google.com with SMTP id n2so2681001wrm.0 for ; Sat, 15 May 2021 16:00:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=ZhjjNUttJdJTk7QgAokH0DOYAvOjcDc/5gTyi5JoUqU=; b=Ssw3GhUmPiHq/twjU3ky+Qn97Jvjjf0S5/vl9vUKcrcGaOO6vB5UD8Es2sJFNc9qCD ETDNKQYnsCydh1xBDxlPSSVbofyLzaE1z0s/9tqIi8epQg8jBN5/wZGUDmRMR9V2vxGz Yx344fu5xMqhxR7Q1/l9Rp8j7aAFZYwS7jA/cb8piPIsM1dd1k9Qz/+8p+C8gwFmIvZd aE4uQPUGzf3txJ0oPwc/tRktof8j1SQJ4n5QoO3/ehvhoV2ZGlpHJnra5Y2Dt6f53Mop T+fuPn8r4MaDKSF3mee0JpVFqYQeMAd4DYJ89ofBiOHEfM0ee7lLBCMWSvkAo58vt+8L 7L/w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=ZhjjNUttJdJTk7QgAokH0DOYAvOjcDc/5gTyi5JoUqU=; b=f6BVm7FddhOqA9hEtTop1a50ko2OR2RhG6U+jtJ+WxQnHjsHqR2JVVyz6H6SRCZHhc 6szHJjtbZWgF+QIOdRfw1WsCxoWVBokFHBlse5sdXP2eEsTaQNxPl+u2cpv+Y2YrnnI5 JPmH5+gE/yQjs6yrPCW/v9gqNmYBt4mhw2QXsPW1rOY/X+ocSjDw1GT/4i1SaIEiUFFA g4WKRncbN0T6yO9ZR36BdXTGrNMeJPBGQzYg67IQIBVKi+NooUyEtrZfYMXug2PrhQ4u yeFYwX+lYy+cRQi3KWk7NtpoXgYrgGGio/QBqgDmSlElVx8OzKjMrLdN/UmhRcYSIuV9 JkLw== X-Gm-Message-State: AOAM5323Bll9pxD9NagKHqey859mLtKMIsEmloqo5DHD71om60LOc73O RsSAljwb+FKmpLBGXhy2SmaYd58EKALuSV6y2ikrEQ== X-Google-Smtp-Source: ABdhPJxgS0WEVWHYJY3iES6qj3TTRAd1C+W0LV5bv9a8v86Mimd8s4UaCai1GKbasZ8mE6uhQQIeMG0Ns2kYtEFb0lE= X-Received: by 2002:a5d:658f:: with SMTP id q15mr2843316wru.399.1621119610781; Sat, 15 May 2021 16:00:10 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Matt Mathis Date: Sat, 15 May 2021 15:59:58 -0700 Message-ID: To: Dave Taht Cc: starlink@lists.bufferbloat.net, bloat Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Subject: Re: [Bloat] starlink bloat in review 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: Sat, 15 May 2021 23:00:13 -0000 I don't understand: starlink doesn't terminate the TCP connection, does it? Or are you referring to YT's BBR adequately addressing Starlinks variable RTT? "Adequately" is probably the operative word. It is not too hard to imagine what goes wrong with BBR if the actual path length varies, and on an underloaded network, you may not be able to even detect the symptoms. Thanks, --MM-- The best way to predict the future is to create it. - Alan Kay We must not tolerate intolerance; however our response must be carefully measured: too strong would be hypocritical and risks spiraling out of con= trol; too weak risks being mistaken for tacit approval. On Sat, May 15, 2021 at 3:08 PM Dave Taht wrote: > > "In my week of testing, Starlink was perfectly fine for anything that > buffers =E2=80=94 I was able to stream Netflix and Disney Plus in 4K and = jump > around YouTube videos without significant issues =E2=80=94 but doing some= thing > faster-paced, like quickly scrolling through TikTok videos, would run > into delays." > > https://www.theverge.com/22435030/starlink-satellite-internet-spacex-revi= ew > > To me that "jump around youtube" is telling me that BBR is working on sta= rlink. > > Also of interest in this article was links to their open source > copyrights, which confirm linux 4.9 is in use. > > -- > Latest Podcast: > https://www.linkedin.com/feed/update/urn:li:activity:6791014284936785920/ > > Dave T=C3=A4ht CTO, TekLibre, LLC > _______________________________________________ > Bloat mailing list > Bloat@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/bloat