From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: TCP_DEFER_ACCEPT is missing counter update Date: Tue, 13 Oct 2009 01:35:56 -0700 (PDT) Message-ID: <20091013.013556.57098460.davem@davemloft.net> References: <4AD42B0F.8010809@gmail.com> <20091013073410.GA3792@1wt.eu> <4AD43A4F.1090800@gmail.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: w@1wt.eu, netdev@vger.kernel.org To: eric.dumazet@gmail.com Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:43747 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758212AbZJMIgA (ORCPT ); Tue, 13 Oct 2009 04:36:00 -0400 In-Reply-To: <4AD43A4F.1090800@gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Eric Dumazet Date: Tue, 13 Oct 2009 10:29:03 +0200 > Indeed, thanks for this detailed explanation, I missed the SYN-ACK timer > and retransmits. > > I played some years ago with TCP_DEFER_ACCEPT and got some unexpected results > on transmitted packets (server was consuming more bandwidth), and I know understand > it was very broken until today ! > > Thanks again Willy Ok, and with that I put Willy's patch back in. Thanks!