From mboxrd@z Thu Jan 1 00:00:00 1970 From: John Heffner Subject: Re: [PATCH] TSO Reloaded Date: Tue, 17 May 2005 23:47:48 -0400 Message-ID: <03e7252e3f5541302f25675360330b1e@psc.edu> References: <46332e5aa197db91aaf012cf140282b4@psc.edu> <20050517.192829.71087792.davem@davemloft.net> <0dd16bed0ea56242244bab0a7f1cf372@psc.edu> <20050517.200015.55506861.davem@davemloft.net> Mime-Version: 1.0 (Apple Message framework v622) Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Cc: netdev@oss.sgi.com Return-path: In-Reply-To: <20050517.200015.55506861.davem@davemloft.net> To: "David S. Miller" Sender: netdev-bounce@oss.sgi.com Errors-to: netdev-bounce@oss.sgi.com List-Id: netdev.vger.kernel.org On May 17, 2005, at 11:00 PM, David S. Miller wrote: > From: John Heffner > Date: Tue, 17 May 2005 22:51:53 -0400 > >> With the new patch I'm getting 78.0%. > > Thanks for testing. > > I actually expected the new code to do better. > Splitting could be a little bit expensive, but > that only occurs at the beginning of the connection > as we ramp up the congestion and send window. > Afterwards, we should be able to release full unsplit > TSO frames onto the wire. With different (larger than default) buffer sizes, I'm getting 63.4%. Not surprising I guess. -John