From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [Patch net-next] tcp: add a global sysctl to control TCP delayed ack Date: Thu, 04 Apr 2013 19:25:39 -0400 (EDT) Message-ID: <20130404.192539.1157364077083658871.davem@davemloft.net> References: <1365070560-11544-1-git-send-email-amwang@redhat.com> <20130404224810.GE23056@order.stressinduktion.org> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: amwang@redhat.com, netdev@vger.kernel.org, eric.dumazet@gmail.com, rick.jones2@hp.com, shemminger@vyatta.com, tgraf@suug.ch, David.Laight@ACULAB.COM To: hannes@stressinduktion.org Return-path: Received: from shards.monkeyblade.net ([149.20.54.216]:51537 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1765271Ab3DDXZo (ORCPT ); Thu, 4 Apr 2013 19:25:44 -0400 In-Reply-To: <20130404224810.GE23056@order.stressinduktion.org> Sender: netdev-owner@vger.kernel.org List-ID: From: Hannes Frederic Sowa Date: Fri, 5 Apr 2013 00:48:10 +0200 > I totally understand the objections that were given regarding this > patch. But for defense of this patch we also provide a knob to disable > slow start after idle, which from my point of view is as "evil" as > this change. I completely disagree, slow start after idle is way too aggressively throwing past history away, so turning that off is much safer.