From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wenji Wu Subject: Re: about Linux adaptivly adjusting ssthresh Date: Wed, 27 Aug 2008 19:53:12 -0500 Message-ID: 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> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7BIT Cc: David Miller , ilpo.jarvinen@helsinki.fi, netdev@vger.kernel.org To: John Heffner Return-path: Received: from mailgw1.fnal.gov ([131.225.111.11]:56591 "EHLO mailgw1.fnal.gov" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753037AbYH1AzA (ORCPT ); Wed, 27 Aug 2008 20:55:00 -0400 Received: from mailav1.fnal.gov (mailav1.fnal.gov [131.225.111.18]) by mailgw1.fnal.gov (iPlanet Messaging Server 5.2 HotFix 2.06 (built Mar 28 2005)) with SMTP id <0K6A00986D4OK1@mailgw1.fnal.gov> for netdev@vger.kernel.org; Wed, 27 Aug 2008 19:53:12 -0500 (CDT) Received: from mailgw1.fnal.gov ([131.225.111.11]) by mailav1.fnal.gov (SAVSMTP 3.1.7.47) with SMTP id M2008082719531224067 for ; Wed, 27 Aug 2008 19:53:12 -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 <0K6A00C01CWN8Z@mailgw1.fnal.gov> (original mail from wenji@fnal.gov) for netdev@vger.kernel.org; Wed, 27 Aug 2008 19:53:12 -0500 (CDT) In-reply-to: <1e41a3230808271548w15164eadt1042f37bf2df7e6f@mail.gmail.com> Content-language: en Content-disposition: inline Sender: netdev-owner@vger.kernel.org List-ID: > A little more detail would be helpful. Are you referring to caching > ssthresh between connections, or something going on during a > connection? Various congestion control modules use ssthresh > differently, so a comprehensive answer would be difficult. Thanks John, I am referring to the adaptive ssthresh adjusting during a connection. thanks, wenji