IETF Logo Mail Archive

Re: [quicwg/base-drafts] Explicitly allow discard of packets <40 bytes (#2864)

Marten Seemann <notifications@github.com> Mon, 01 July 2019 00:25 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 1E5DA1201E2 for <quic-issues@ietfa.amsl.com>; Sun, 30 Jun 2019 17:25:26 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -6.382
X-Spam-Level:
X-Spam-Status: No, score=-6.382 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, 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_HELO_NONE=0.001, 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 Z0I6T7sVsDh2 for <quic-issues@ietfa.amsl.com>; Sun, 30 Jun 2019 17:25:24 -0700 (PDT)
Received: from out-19.smtp.github.com (out-19.smtp.github.com [192.30.252.202]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 5019B1201DA for <quic-issues@ietf.org>; Sun, 30 Jun 2019 17:25:24 -0700 (PDT)
Date: Sun, 30 Jun 2019 17:25:23 -0700
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=github.com; s=pf2014; t=1561940723; bh=ebsGO6M1T7+e97V8S0WlBjDZLmO71LnZpaWIaA5hQjo=; h=Date:From:Reply-To:To:Cc:In-Reply-To:References:Subject:List-ID: List-Archive:List-Post:List-Unsubscribe:From; b=ex2BT6yNwP9ySNp/pxLIoc00mIbvtfgAr982otHSQkDz8CdNNx4R/USPglAHWB4bY jRkMx1RczKLA2Wqol/wclT4mEcKiehiMkBAc3MPPLfyyuvT7NMNvH3srSqpOPIxdtE loTaiHUfVPeSot2a6iQoKi/IaQuCKLnT2hNNs7qM=
From: Marten Seemann <notifications@github.com>
Reply-To: quicwg/base-drafts <reply+AFTOJKZ4B3Q3VZBAK4OQKON3E2CXHEVBNHHBXEE5LI@reply.github.com>
To: quicwg/base-drafts <base-drafts@noreply.github.com>
Cc: Subscribed <subscribed@noreply.github.com>
Message-ID: <quicwg/base-drafts/pull/2864/review/256098802@github.com>
In-Reply-To: <quicwg/base-drafts/pull/2864@github.com>
References: <quicwg/base-drafts/pull/2864@github.com>
Subject: Re: [quicwg/base-drafts] Explicitly allow discard of packets <40 bytes (#2864)
Mime-Version: 1.0
Content-Type: multipart/alternative; boundary="--==_mimepart_5d1952f34740_5b843ff2816cd9601416db"; charset="UTF-8"
Content-Transfer-Encoding: 7bit
Precedence: list
X-GitHub-Sender: marten-seemann
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/NtzWAyT259cbhhr7gP2FaKMMvrs>
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, 01 Jul 2019 00:25:26 -0000

marten-seemann commented on this pull request.



> @@ -2525,9 +2526,6 @@ a small packet might result in Stateless Reset not being useful in detecting
 cases of broken connections where only very small packets are sent; such
 failures might only be detected by other means, such as timers.
 
-An endpoint can increase the odds that a packet will trigger a Stateless Reset

Yes. I think it's a good idea to always send a packet padded to > 40 bytes after quiescence, so you'd be able to quickly recover by receiving the stateless reset.

-- 
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/pull/2864#discussion_r298856107

v2.23.0 | Report a Bug | By Email