From: esqueleto@tusofona.com Subject: Re: Detectiong Network and umount / mount NFS Date: Thu, 21 Apr 2005 15:04:40 +0100 Message-ID: <1114092280.4267b2f83bb27@webmail.tusofona.com> References: <1114027379.4266b57354785@webmail.tusofona.com> <4266C21D.9030305@RedHat.com> <1114038052.4266df245e54e@webmail.tusofona.com> <1114042784.17214.11.camel@lade.trondhjem.org> <1114088708.10727.9.camel@lade.trondhjem.org> <1114090112.4267aa8096c00@webmail.tusofona.com> <1114091388.10727.36.camel@lade.trondhjem.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Return-path: Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.11] helo=sc8-sf-mx1.sourceforge.net) by sc8-sf-list2.sourceforge.net with esmtp (Exim 4.30) id 1DOcIN-00083F-GD for nfs@lists.sourceforge.net; Thu, 21 Apr 2005 07:04:43 -0700 Received: from [81.92.210.10] (helo=agata.100limite.pt) by sc8-sf-mx1.sourceforge.net with esmtp (TLSv1:AES256-SHA:256) (Exim 4.41) id 1DOcIM-0000Nh-Os for nfs@lists.sourceforge.net; Thu, 21 Apr 2005 07:04:43 -0700 To: nfs@lists.sourceforge.net In-Reply-To: <1114091388.10727.36.camel@lade.trondhjem.org> Sender: nfs-admin@lists.sourceforge.net Errors-To: nfs-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: Discussion of NFS under Linux development, interoperability, and testing. List-Post: List-Help: List-Subscribe: , List-Archive: Ok now I undestand what is the problem. May be this will be a big problem (v= oted in Bugzilla) and develop this feature fast. I will wait for this. tkx Esqueleto Odivelas - Portugal > No, you don't appear to understand. > > umount requires you to kill all applications that are using a partition= . > That is true for ALL filesystems, and is enforced in the VFS. Try > umounting "/" or "/home" while you are logged in. > > So, one thing that we are thinking of implementing is a so-called > "disconnected" mode, in which NFS switches over to using local disk whe= n > you disconnect from the network (like AFS is somewhat able to do). > That will enable you to continue working without killing off processes, > but it requires something like cachefs to ensure that your in-use files > are backed by local disk. Don't expect this to be ready anytime in the > near future... > > Alternatively, you should look into using something like the > "intermezzo" filesystem. The latter is available on 2.4 kernels (but is > unmaintained and was therefore kicked out of 2.6), and is designed to > work in laptop-like environments. > > Cheers, > Trond > -- > Trond Myklebust > > ---------------------------------------------------------------- This message was sent using IMP, the Internet Messaging Program. ------------------------------------------------------- This SF.Net email is sponsored by: New Crystal Reports XI. Version 11 adds new functionality designed to reduce time involved in creating, integrating, and deploying reporting solutions. Free runtime in= fo, new features, or free trial, at: http://www.businessobjects.com/devxi/728 _______________________________________________ NFS maillist - NFS@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/nfs