Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265627AbTFNF7B (ORCPT ); Sat, 14 Jun 2003 01:59:01 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265628AbTFNF7B (ORCPT ); Sat, 14 Jun 2003 01:59:01 -0400 Received: from pizda.ninka.net ([216.101.162.242]:49596 "EHLO pizda.ninka.net") by vger.kernel.org with ESMTP id S265627AbTFNF7A (ORCPT ); Sat, 14 Jun 2003 01:59:00 -0400 Date: Fri, 13 Jun 2003 23:08:50 -0700 (PDT) Message-Id: <20030613.230850.85410095.davem@redhat.com> To: ltd@cisco.com Cc: anton@samba.org, haveblue@us.ibm.com, hdierks@us.ibm.com, scott.feldman@intel.com, dwg@au1.ibm.com, linux-kernel@vger.kernel.org, milliner@us.ibm.com, ricardoz@us.ibm.com, twichell@us.ibm.com, netdev@oss.sgi.com Subject: Re: e1000 performance hack for ppc64 (Power4) From: "David S. Miller" In-Reply-To: <5.1.0.14.2.20030614154954.026b4768@mira-sjcm-3.cisco.com> References: <5.1.0.14.2.20030614114755.036abbb0@mira-sjcm-3.cisco.com> <20030613.224122.104034261.davem@redhat.com> <5.1.0.14.2.20030614154954.026b4768@mira-sjcm-3.cisco.com> X-FalunGong: Information control. X-Mailer: Mew version 2.1 on Emacs 21.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 791 Lines: 22 From: Lincoln Dale Date: Sat, 14 Jun 2003 15:52:35 +1000 can we have the TCP retransmit side take a performance hit if it needs to realign buffers? You don't understand, the person who mangles the packet must make the copy, not the person not doing the packet modifications. for a "high performance app" requiring gigabit-type speeds, ...we probably won't be using ppc64 and e1000 cards, yes, I agree :-) Anton, go to the local computer store and pick up some tg3 cards or a bunch of Taiwan specials :-) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/