From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wenji Wu Subject: about Linux adaptivly adjusting dupthresh Date: Thu, 28 Aug 2008 09:20:15 -0500 Message-ID: <001101c90919$313d67b0$a05ee183@D2GT6T71> References: <1e41a3230804151540i1f7cee4dva6adc6ef25dae546@mail.gmail.com> <20080416.012732.152357000.davem@davemloft.net> <20080416.023551.70464279.davem@davemloft.net> <000001c90852$a1c19a50$a05ee183@D2GT6T71> <1e41a3230808271548w15164eadt1042f37bf2df7e6f@mail.gmail.com> Reply-To: wenji@fnal.gov Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 7BIT Cc: 'John Heffner' , 'David Miller' , 'Netdev' To: =?iso-8859-1?Q?'Ilpo_J=E4rvinen'?= Return-path: Received: from mailgw2.fnal.gov ([131.225.111.12]:45805 "EHLO mailgw2.fnal.gov" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752636AbYH1Ohl (ORCPT ); Thu, 28 Aug 2008 10:37:41 -0400 Received: from mailav1.fnal.gov (mailav1.fnal.gov [131.225.111.18]) by mailgw2.fnal.gov (iPlanet Messaging Server 5.2 HotFix 2.06 (built Mar 28 2005)) with SMTP id <0K6B00G49DTEVG@mailgw2.fnal.gov> for netdev@vger.kernel.org; Thu, 28 Aug 2008 09:20:20 -0500 (CDT) Received: from mailgw1.fnal.gov ([131.225.111.11]) by mailav1.fnal.gov (SAVSMTP 3.1.7.47) with SMTP id M2008082809202030851 for ; Thu, 28 Aug 2008 09:20:20 -0500 Received: from conversion-daemon.mailgw1.fnal.gov by mailgw1.fnal.gov (iPlanet Messaging Server 5.2 HotFix 2.06 (built Mar 28 2005)) id <0K6B00201EBAW2@mailgw1.fnal.gov> (original mail from wenji@fnal.gov) for netdev@vger.kernel.org; Thu, 28 Aug 2008 09:20:20 -0500 (CDT) In-reply-to: Sender: netdev-owner@vger.kernel.org List-ID: Sorry, I made a mistake in the last post, what I mean is "algorithms adaptively adjust TCP reordering threshold dupthresh". I understand that "Eifel algorithm" or "DSACK TCP" will adaptively adjust dupthresh to deal with packet reordering. Are there any other reordering-tolerant algorithms implemented in Linux? Thanks, wenji