Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934147AbXEERtg (ORCPT ); Sat, 5 May 2007 13:49:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S934151AbXEERtg (ORCPT ); Sat, 5 May 2007 13:49:36 -0400 Received: from pentafluge.infradead.org ([213.146.154.40]:38445 "EHLO pentafluge.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934148AbXEERte (ORCPT ); Sat, 5 May 2007 13:49:34 -0400 Date: Sat, 5 May 2007 10:59:52 +0100 From: Christoph Hellwig To: Michael Tokarev Cc: Christoph Hellwig , Anton Altaparmakov , Bernd Eckenfels , linux-kernel@vger.kernel.org Subject: Re: Ext3 vs NTFS performance Message-ID: <20070505095952.GC9935@infradead.org> Mail-Followup-To: Christoph Hellwig , Michael Tokarev , Anton Altaparmakov , Bernd Eckenfels , linux-kernel@vger.kernel.org References: <0733FB88-3E6E-47B7-A55D-704B5C0DB239@cam.ac.uk> <20070504094610.GA31607@infradead.org> <463B55F9.4070606@msgid.tls.msk.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <463B55F9.4070606@msgid.tls.msk.ru> User-Agent: Mutt/1.4.2.2i X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1030 Lines: 21 On Fri, May 04, 2007 at 07:49:13PM +0400, Michael Tokarev wrote: > How about providing a way to stop kernel (or filesystem) to make gaps > in files instead? Like some ioctl(fd, FS_NOGAPS, 1) -- pretty much > like 'doze has, just the opposite (on windows, this flag is "on" by > default). Giving filesystems non-hole semantics is non-trivial. Not allowing for holes creates a lot of complications in unix-like filesystems. > But the main point is that samba has to keep track of things which it > doesn't do now, and those things becomes.. interesting (difficult if > at all possible to track) in multi-user/concurrent-writes environment. Samba is there to deal with a braindead protocol and braindead clients, so let it continue to do that. No need to push this into the kernel. - 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/