From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from bobcat.rjmcmahon.com (bobcat.rjmcmahon.com [45.33.58.123]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id 3186B3B29D; Tue, 27 Feb 2024 13:43:37 -0500 (EST) Received: from mail.rjmcmahon.com (bobcat.rjmcmahon.com [45.33.58.123]) by bobcat.rjmcmahon.com (Postfix) with ESMTPA id 4721B1B25E; Tue, 27 Feb 2024 10:43:36 -0800 (PST) DKIM-Filter: OpenDKIM Filter v2.11.0 bobcat.rjmcmahon.com 4721B1B25E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rjmcmahon.com; s=bobcat; t=1709059416; bh=M0DE6LrRIPqW//9m25axzDZg9DWKtlKtWqlhlne+Jhs=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=dhjzEhCRTcWLSA0w1VJy9C8C+WZcPGlz7VBaQW9Jj0e4J956l33JZFj37RWbUfRlC 4UYl+gClobth3Ol0C6YV3pdmuaCCNw06U2pHmqCpQt69Llls5G6hPVnfM9ZhHFrCYS MisJWa+V2dFb1GmAXCT3TYl++T1OkXNbHG9H5dnM= MIME-Version: 1.0 Date: Tue, 27 Feb 2024 10:43:36 -0800 From: rjmcmahon To: =?UTF-8?Q?Network_Neutrality_is_back!_Let=C2=B4s_make_the_technical_a?= =?UTF-8?Q?spects_heard_this_time!?= Cc: Starlink , the keyboard of geoff goodfellow In-Reply-To: References: Message-ID: <3b4c0396d25b70ee4381cd92c5e86050@rjmcmahon.com> X-Sender: rjmcmahon@rjmcmahon.com Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Subject: Re: [Starlink] [NNagain] A Multifaceted Look at Starlink Performance X-BeenThere: starlink@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: "Starlink has bufferbloat. Bad." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 27 Feb 2024 18:43:37 -0000 I'm curious at what's needed by iperf here to help with connection timeouts. Bob > EXCERPT: > >> A Multifaceted Look at Starlink Performance >> >> Nitinder Mohan∗ Technical University of Munich Germany >> Andrew E. Ferguson∗ The University of Edinburgh United Kingdom >> Hendrik Cech∗ Technical University of Munich Germany >> Rohan Bose Technical University of Munich Germany >> Prakita Rayyan Renatin Technical University of Munich Germany >> Mahesh K. Marina The University of Edinburgh United Kingdom >> Jörg Ott Technical University of Munich Germany >> >> ABSTRACT >> In recent years, Low-Earth Orbit (LEO) mega-constellations have >> ushered in a new era for ubiquitous Internet access. The Starlink >> network from SpaceX stands out as the only commercial LEO network >> with over 2M+ customers and more than 4000 operational satellites. >> In this paper, we conduct a first-of-its-kind extensive >> multi-faceted analysis of Starlink performance leveraging several >> measurement sources. First, based on 19.2M crowdsourced M-Lab speed >> tests from 34 countries since 2021, we analyze Starlink global >> performance relative to terrestrial cellular networks. Second, we >> examine Starlink’s ability to support real-time latency and >> bandwidth-critical applications by analyzing the performance of (i) >> Zoom conferencing, and (ii) Luna cloud gaming, comparing it to 5G >> and fiber. Third, we perform measurements from Starlink-enabled RIPE >> Atlas probes to shed light on the last-mile access and other factors >> affecting its performance. Finally, we conduct controlled >> experiments from Starlink dishes in two countries and analyze the >> impact of globally synchronized “15-second reconfiguration >> intervals” of the satellite links that cause substantial latency >> and throughput variations. Our unique analysis paints the most >> comprehensive picture of Starlink’s global and last-mile >> performance to date. >> >> 1 INTRODUCTION >> Over the past two decades, the Internet’s reach has grown rapidly, >> driven by innovations and investments in wireless access [22, 46, >> 47] (both cellular and WiFi) and fiber backhaul deployment that has >> interconnected the globe [3, 8, 10, 24, 77]. Yet, the emergence of >> Low-Earth Orbit (LEO) satellite networking, spearheaded by ventures >> like Starlink [65], OneWeb [49], and Kuiper [4], is poised to >> revolutionize global connectivity. LEO networks consist of >> megaconstellations with thousands of satellites orbiting at >> 300–2000 km altitudes, promising ubiquitous low latency coverage >> worldwide. Consequently, these networks are morphing into “global >> ISPs” capable of challenging existing Internet monopolies [66], >> bridging connectivity gaps in remote regions [36, 69], and providing >> support in disaster-struck regions with impaired terrestrial >> infrastructure [21]... > [...] > > https://arxiv.org/pdf/2310.09242.pdf > > via > https://twitter.com/TMFAssociates/status/1762204942297952382 > > -- > > Geoff.Goodfellow@iconia.com > > living as The Truth is True > _______________________________________________ > Nnagain mailing list > Nnagain@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/nnagain