IETF Logo Mail Archive

Re: [quicwg/base-drafts] kInitialRtt of 100 msec is too aggressive (#2184)

Christian Huitema <notifications@github.com> Mon, 17 December 2018 03:45 UTC

Return-Path: <noreply@github.com>
X-Original-To: quic-issues@ietfa.amsl.com
Delivered-To: quic-issues@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id DC1A712E036 for <quic-issues@ietfa.amsl.com>; Sun, 16 Dec 2018 19:45:29 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -7.842
X-Spam-Level:
X-Spam-Status: No, score=-7.842 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.46, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HTML_IMAGE_ONLY_24=1.618, HTML_MESSAGE=0.001, MAILING_LIST_MULTI=-1, RCVD_IN_DNSWL_HI=-5, SPF_PASS=-0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=github.com
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id mPN2rtor5tDS for <quic-issues@ietfa.amsl.com>; Sun, 16 Dec 2018 19:45:28 -0800 (PST)
Received: from out-5.smtp.github.com (out-5.smtp.github.com [192.30.252.196]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id ECCE212D4F2 for <quic-issues@ietf.org>; Sun, 16 Dec 2018 19:45:27 -0800 (PST)
Date: Sun, 16 Dec 2018 19:45:27 -0800
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=github.com; s=pf2014; t=1545018327; bh=eQzQNRbtWI0Ux5LtH1C5b+Qfawj3THJ/251X9TjlPIs=; h=Date:From:Reply-To:To:Cc:In-Reply-To:References:Subject:List-ID: List-Archive:List-Post:List-Unsubscribe:From; b=CFyAQawdZ9NTYhyA9yb2BMwp/ucHxUvk8afZyt4QyQijChAPXxrAI3/q88jecZhf4 I8hVsj6jgURmxjok3D3rAftgXCPFDxArLySsl181tWsTu5UGLebusZ9EnC3BsN3Szi AnKavYTeU7wkXoEx0S/XNsyM+X7f9GNIx/PWdhEY=
From: Christian Huitema <notifications@github.com>
Reply-To: quicwg/base-drafts <reply+0166e4ab2d24bb71868e4b689ae09c9132c4d78da18c52ec92cf00000001182eddd792a169ce174df843@reply.github.com>
To: quicwg/base-drafts <base-drafts@noreply.github.com>
Cc: Subscribed <subscribed@noreply.github.com>
Message-ID: <quicwg/base-drafts/issues/2184/447714243@github.com>
In-Reply-To: <quicwg/base-drafts/issues/2184@github.com>
References: <quicwg/base-drafts/issues/2184@github.com>
Subject: Re: [quicwg/base-drafts] kInitialRtt of 100 msec is too aggressive (#2184)
Mime-Version: 1.0
Content-Type: multipart/alternative; boundary="--==_mimepart_5c171bd74bf8d_23213fde630d45b84483b8"; charset="UTF-8"
Content-Transfer-Encoding: 7bit
Precedence: list
X-GitHub-Sender: huitema
X-GitHub-Recipient: quic-issues
X-GitHub-Reason: subscribed
X-Auto-Response-Suppress: All
X-GitHub-Recipient-Address: quic-issues@ietf.org
Archived-At: <https://mailarchive.ietf.org/arch/msg/quic-issues/WyjaVhtSMsnYrisScNaKRF8VNIE>
X-BeenThere: quic-issues@ietf.org
X-Mailman-Version: 2.1.29
List-Id: Notification list for GitHub issues related to the QUIC WG <quic-issues.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/quic-issues>, <mailto:quic-issues-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/quic-issues/>
List-Post: <mailto:quic-issues@ietf.org>
List-Help: <mailto:quic-issues-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/quic-issues>, <mailto:quic-issues-request@ietf.org?subject=subscribe>
X-List-Received-Date: Mon, 17 Dec 2018 03:45:30 -0000

Half-way around the world is 20Km. The speed of light through optical fiber is about 100ms. Thus, halfway around the world is 100ms, and the corresponding round trip 200ms. Using 200ms by default makes sense. 

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/quicwg/base-drafts/issues/2184#issuecomment-447714243

v2.23.0 | Report a Bug | By Email