From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf1-f177.google.com (mail-pf1-f177.google.com [209.85.210.177]) (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 DF2483B2A4 for ; Mon, 22 Jun 2020 16:29:21 -0400 (EDT) Received: by mail-pf1-f177.google.com with SMTP id j12so6703951pfn.10 for ; Mon, 22 Jun 2020 13:29:21 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=4d2/KpoH5qeJwWIiD2emp/ARongehthvDf39JxqhLYI=; b=iKmb7IyAcerSsySYrKEsccg5OxfWZK8EClkayIwTpMR4jGfHW2cxa0bcSxvjqwBJDc yH2p031oISGVE8kFfHk78b6EqUlOrAb2lIhkq/woDy2k/Kh2vmk+W+00EBY1cNBwKKp9 zmW9IkgBsPOLSTE1OvD9hBaa+PFmH+KP7ka3zPLEpQmUrGwvJOZknORh5RoCpMQHtF0F PbAvfHrISbVbsSa2RMcSttk0fGR8STVvSVLdXOW5M1k17i+rI60Z0C60na3e1fSX3FaC 588TE2FAsUa36S2gM3sdycdSmkNelrScVSAOokKobDcBy1yTeVTWp+06i4wfKAvxdn4w LrCQ== X-Gm-Message-State: AOAM531UdE5YsZC+njmWV1m6SEueWWBhxCSCxieWclCJuCamk2yUFkJ8 7u0qCRv8pbqivsbpW9aCISk= X-Google-Smtp-Source: ABdhPJwGgLOwFP0rOZnhpkJ4rHbgRBubNdmEb9lzNLV1vi1uz3GncpD2WpzisjU6WKAU1pbv+SqVPg== X-Received: by 2002:a63:9246:: with SMTP id s6mr14076849pgn.22.1592857760930; Mon, 22 Jun 2020 13:29:20 -0700 (PDT) Received: from [192.168.130.24] (52-119-118-48.PUBLIC.monkeybrains.net. [52.119.118.48]) by smtp.gmail.com with ESMTPSA id q6sm14463639pff.79.2020.06.22.13.29.20 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 22 Jun 2020 13:29:20 -0700 (PDT) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 13.4 \(3608.80.23.2.2\)) From: Simon Barber In-Reply-To: <87tuz3tgaq.fsf@toke.dk> Date: Mon, 22 Jun 2020 13:29:19 -0700 Cc: Michael Yartys , make-wifi-fast@lists.bufferbloat.net Content-Transfer-Encoding: quoted-printable Message-Id: References: <87tuz3tgaq.fsf@toke.dk> To: =?utf-8?Q?Toke_H=C3=B8iland-J=C3=B8rgensen?= X-Mailer: Apple Mail (2.3608.80.23.2.2) Subject: Re: [Make-wifi-fast] Bufferbloat on Norwegian train wifi X-BeenThere: make-wifi-fast@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 22 Jun 2020 20:29:22 -0000 My record was on a Gogo inflight inernet connection. Ping time of 12 = minutes!!!! Perhaps I should have complained that I only got 48 minutes = out of my 1 hour session? Simon > On Jun 22, 2020, at 5:51 AM, Toke H=C3=B8iland-J=C3=B8rgensen = wrote: >=20 >> I've always noticed that the wireless network on Norwegian Vy trains >> around Oslo can be close to useless with page load time in excess of >> 10 seconds and frequent timeouts. That's why I decided to bring along >> the laptop to run an RRUL BE test, and the results are, as expected, >> pretty terrible. Mind you, I ran this test while the train was in a >> tunnel, but I don't think that should matter all that much since >> there's good 4G service in the tunnel. >>=20 >> I've attached the flent data file. Average ping is around 800 ms at >> the highest, while ICMP spikes above 1000 ms at the highest. I get >> well below 1 Mbps of download bandwidth, and the upload bandwidth is >> considerably higher but quite variable at 3 to 15 Mbps. >=20 > Yeah, that seems pretty bad. Although my personal record for bloat on = a > train was around ~30 seconds ;) >=20 > Guess you could try complaining to the operator, but it may be = difficult > to get hold of anyone with enough of a clue to actually do something > about this. And since the service is likely to be oursourced, you'll > need to get the train operator to apply pressure to the company > providing the service to get them to care. Tried to get Icomera (the > company providing the internet in Swedish and German trains, among > others) to care about bufferbloat some years back; but was totally > unsuccessful :/ >=20 > -Toke >=20 > _______________________________________________ > Make-wifi-fast mailing list > Make-wifi-fast@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/make-wifi-fast