Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262537AbVCaH2h (ORCPT ); Thu, 31 Mar 2005 02:28:37 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262530AbVCaH2h (ORCPT ); Thu, 31 Mar 2005 02:28:37 -0500 Received: from smtp8.wanadoo.fr ([193.252.22.23]:31466 "EHLO smtp8.wanadoo.fr") by vger.kernel.org with ESMTP id S262537AbVCaHXq (ORCPT ); Thu, 31 Mar 2005 02:23:46 -0500 X-ME-UUID: 20050331072344601.92DA71C000F6@mwinf0806.wanadoo.fr Message-ID: <424BA580.10905@wanadoo.fr> Date: Thu, 31 Mar 2005 09:23:44 +0200 From: Yves Crespin Organization: Quartz User-Agent: Mozilla Thunderbird 1.0.2 (Windows/20050317) X-Accept-Language: en-us, en MIME-Version: 1.0 To: =?ISO-8859-15?Q?Christian_Borntr=E4ger?= Cc: linux-kernel Subject: Re: Disable cache disk References: <424AA2F0.3090100@wanadoo.fr> <200503301738.39057.linux-kernel@borntraeger.net> In-Reply-To: <200503301738.39057.linux-kernel@borntraeger.net> Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 761 Lines: 33 Christian Borntr?ger wrote: >On Wednesday 30 March 2005 15:00, Yves Crespin wrote: > > >>1/ is-it possible to *really* be synchronize. I prefer to have a blocked >>write() than use cache and get swap! >> >> > >Try to mount with the sync option. > > exactly async and noatime ? > > >>2/ is-it possible to disable cache disk ? >> >> > >your copy tool has to support/use O_DIRECT > > is O_DIRECT a POSIX option ? http://www.opengroup.org/onlinepubs/007908799/xsh/open.html Is O_SYNC also necessary ? - 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/