From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Hemminger Subject: Re: [PATCH] TCP: remove initial_ssthresh from Cubic Date: Wed, 13 Jun 2007 11:31:49 -0700 Message-ID: <20070613113149.5cd1b11e@localhost> References: <20070612233814.4b04db2f.billfink@mindspring.com> <20070613.005642.85685043.davem@davemloft.net> <20070613102718.61d67a36@localhost> <20070613.112652.112623832.davem@davemloft.net> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: billfink@mindspring.com, sangtae.ha@gmail.com, rhee@eos.ncsu.edu, rhee@ncsu.edu, netdev@vger.kernel.org To: David Miller Return-path: Received: from smtp2.linux-foundation.org ([207.189.120.14]:34415 "EHLO smtp2.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759312AbXFMSch (ORCPT ); Wed, 13 Jun 2007 14:32:37 -0400 In-Reply-To: <20070613.112652.112623832.davem@davemloft.net> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Wed, 13 Jun 2007 11:26:52 -0700 (PDT) David Miller wrote: > From: Stephen Hemminger > Date: Wed, 13 Jun 2007 10:27:18 -0700 > > Please make patches against my net-2.6 tree, I already > made changes in this area. > > > Remove the initial slow start override from TCP cubic. > > The old code caused Cubic to start out in slow start mode, which > > is less agressive but caused slow performance. > > > > The administrator can override initial slow start threshold on any > > TCP congestion control method via the TCP route metrics. > > > > Signed-off-by: Stephen Hemminger > > I already sent a merge request to Linus that just changed > the default to zero. > > No need to remove it for now so people can still play > with it if they want to, that's harmless. > > You missed BIC too, which I did take care of... Maybe it is time to remove BIC?