From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-11-ewr.dyndns.com (mxout-181-ewr.mailhop.org [216.146.33.181]) by lists.bufferbloat.net (Postfix) with ESMTP id 2707A2E0771 for ; Fri, 4 Feb 2011 11:26:29 -0800 (PST) Received: from scan-11-ewr.mailhop.org (scan-11-ewr.local [10.0.141.229]) by mail-11-ewr.dyndns.com (Postfix) with ESMTP id AC88292ACA3 for ; Fri, 4 Feb 2011 19:26:28 +0000 (UTC) X-Spam-Score: 0.1 () X-Mail-Handler: MailHop by DynDNS X-Originating-IP: 75.145.127.229 Received: from gw.co.teklibre.org (75-145-127-229-Colorado.hfc.comcastbusiness.net [75.145.127.229]) by mail-11-ewr.dyndns.com (Postfix) with ESMTP id 5313792ABB7 for ; Fri, 4 Feb 2011 19:26:28 +0000 (UTC) Received: from cruithne.co.teklibre.org (unknown [IPv6:2002:4b91:7fe5:2:21c:25ff:fe80:46f9]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "cruithne.co.teklibre.org", Issuer "CA Cert Signing Authority" (verified OK)) by gw.co.teklibre.org (Postfix) with ESMTPS id B49DA5E936 for ; Fri, 4 Feb 2011 12:26:27 -0700 (MST) Received: by cruithne.co.teklibre.org (Postfix, from userid 1000) id 75825121B77; Fri, 4 Feb 2011 12:26:26 -0700 (MST) From: d@taht.net (Dave =?utf-8?Q?T=C3=A4ht?=) To: Juliusz Chroboczek Organization: Teklibre - http://www.teklibre.com References: <87k4hgdte9.fsf@trurl.pps.jussieu.fr> <4D4C05A3.3000901@freedesktop.org> <871v3nemck.fsf_-_@trurl.pps.jussieu.fr> <4D4C447A.6070307@freedesktop.org> <7id3n78w58.fsf@lanthane.pps.jussieu.fr> Date: Fri, 04 Feb 2011 12:26:26 -0700 In-Reply-To: <7id3n78w58.fsf@lanthane.pps.jussieu.fr> (Juliusz Chroboczek's message of "Fri, 04 Feb 2011 19:58:11 +0100") Message-ID: <87vd0zlhy5.fsf@cruithne.co.teklibre.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: bloat@lists.bufferbloat.net Subject: Re: [Bloat] Buffer bloat at the sender X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 04 Feb 2011 19:26:30 -0000 Juliusz Chroboczek writes: >> And I don't know if there is any way to signal back pressure to UDP >> based protocols > > Sendmsg returns EAGAIN or blocks, and it's up to the application to deal > with it. Or am I missing something? Works at the host, not at the router. > > --Juliusz > _______________________________________________ > Bloat mailing list > Bloat@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/bloat -- Dave Taht http://nex-6.taht.net