From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: Packet mmap: TX RING and zero copy Date: Wed, 03 Sep 2008 04:06:26 -0700 (PDT) Message-ID: <20080903.040626.198546183.davem@davemloft.net> References: <20080902194603.GA2825@2ka.mipt.ru> <7e0dd21a0809030056q2bfd0344kf3b86a90a4b3fc5f@mail.gmail.com> <7e0dd21a0809030338k3335a5eah4be6e27c26aecf59@mail.gmail.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: johnpol@2ka.mipt.ru, netdev@vger.kernel.org To: johaahn@gmail.com Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:47765 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1751181AbYICLGd (ORCPT ); Wed, 3 Sep 2008 07:06:33 -0400 In-Reply-To: <7e0dd21a0809030338k3335a5eah4be6e27c26aecf59@mail.gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: From: "Johann Baudy" Date: Wed, 3 Sep 2008 12:38:53 +0200 > I'm not able to exceed 15Mo/s even with vmsplice/splice duo. I think you misunderstood what Evgeniy was asking of you. He was asking how fast you can transfer data over this interface using a normal TCP socket to a remove host, via sendfile() or splice().