From mboxrd@z Thu Jan 1 00:00:00 1970 From: lm@bitmover.com (Larry McVoy) Subject: Re: tcp bw in 2.6 Date: Tue, 2 Oct 2007 14:21:32 -0700 Message-ID: <20071002212132.GF29944@bitmover.com> References: <20071002150935.GC17418@bitmover.com> <20071002.133322.52193802.davem@davemloft.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: torvalds@linux-foundation.org, lm@bitmover.com, herbert@gondor.apana.org.au, wscott@bitmover.com, netdev@vger.kernel.org To: David Miller Return-path: Received: from ipcop.bitmover.com ([192.132.92.15]:43950 "EHLO mail.bitmover.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755381AbXJBVVd (ORCPT ); Tue, 2 Oct 2007 17:21:33 -0400 Content-Disposition: inline In-Reply-To: <20071002.133322.52193802.davem@davemloft.net> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org > We fixed a lot of bugs in TSO last year. > > It would be really great to see numbers with a more recent kernel > than 2.6.18 More data, sky2 works fine (really really fine, like 79MB/sec) between Linux dylan.bitmover.com 2.6.18.1 #5 SMP Mon Oct 23 17:36:00 PDT 2006 i686 Linux steele 2.6.20-16-generic #2 SMP Sun Sep 23 18:31:23 UTC 2007 x86_64 So this is looking like a e1000 bug. I'll try to upgrade the kernel on the ia64 box and see what happens. -- --- Larry McVoy lm at bitmover.com http://www.bitkeeper.com