From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750955AbWAIQcX (ORCPT ); Mon, 9 Jan 2006 11:32:23 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751202AbWAIQcX (ORCPT ); Mon, 9 Jan 2006 11:32:23 -0500 Received: from [81.2.110.250] ([81.2.110.250]:19596 "EHLO lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S1750955AbWAIQcX (ORCPT ); Mon, 9 Jan 2006 11:32:23 -0500 Subject: Re: Why the DOS has many ntfs read and write driver,but the linux can't for a long time From: Alan Cox To: Lee Revell Cc: Yaroslav Rastrigin , Kasper Sandberg , Alistair John Strachan , andersen@codepoet.org, linux-kernel@vger.kernel.org In-Reply-To: <1136823313.9957.37.camel@mindpipe> References: <174467f50601082354y7ca871c7k@mail.gmail.com> <200601091403.46304.yarick@it-territory.ru> <1136813783.8412.4.camel@localhost> <200601091656.48355.yarick@it-territory.ru> <1136822827.6659.25.camel@localhost.localdomain> <1136823313.9957.37.camel@mindpipe> Content-Type: text/plain Content-Transfer-Encoding: 7bit Date: Mon, 09 Jan 2006 16:34:33 +0000 Message-Id: <1136824473.6659.27.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.2.3 (2.2.3-2.fc4) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Llu, 2006-01-09 at 11:15 -0500, Lee Revell wrote: > Would you care to elaborate on this statement? It's not clear to me how > perception could differ from reality in this case. If it seems faster > doesn't that mean it is faster? Depends who is measuring and what is being measured. If you want to understand how to make the kernel faster you care about real speed changes. Application authors may well want to look at perceptual tricks (like splash screens, opening windows early before you have the code even loaded to do much else etc) Alan