From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Staubach Subject: Re: [PATCH] locks: provide a file lease method enabling cluster-coherent leases Date: Fri, 01 Jun 2007 09:14:53 -0400 Message-ID: <46601BCD.8050609@redhat.com> References: <1180647624483-git-send-email-bfields@fieldses.org> <11806476252240-git-send-email-bfields@fieldses.org> <11806476252913-git-send-email-bfields@fieldses.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: linux-fsdevel@vger.kernel.org, nfs@lists.sourceforge.net, "J. Bruce Fields" , David Teigland , Marc Eshel To: "J. Bruce Fields" Return-path: In-Reply-To: <11806476252913-git-send-email-bfields@fieldses.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: nfs-bounces@lists.sourceforge.net Errors-To: nfs-bounces@lists.sourceforge.net List-Id: linux-fsdevel.vger.kernel.org J. Bruce Fields wrote: > From: J. Bruce Fields > > Currently leases are only kept locally, so there's no way for a distributed > filesystem to enforce them against multiple clients. We're particularly > interested in the case of nfsd exporting a cluster filesystem, in which > case nfsd needs cluster-coherent leases in order to implement delegations > correctly. A couple of naive questions -- Do the semantics of these leases really match the requirements from NFSv4? Does the internal NFSv4 server state also need to be shared? Thanx... ps ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/ _______________________________________________ NFS maillist - NFS@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/nfs