From owner-freebsd-fs@FreeBSD.ORG Thu Aug 2 15:52:07 2007 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id DB89016A417 for ; Thu, 2 Aug 2007 15:52:07 +0000 (UTC) (envelope-from rmacklem@uoguelph.ca) Received: from mailhub.cs.uoguelph.ca (mailhub.cs.uoguelph.ca [131.104.94.205]) by mx1.freebsd.org (Postfix) with ESMTP id 8429C13C458 for ; Thu, 2 Aug 2007 15:52:07 +0000 (UTC) (envelope-from rmacklem@uoguelph.ca) Received: from muncher.cs.uoguelph.ca (muncher.cs.uoguelph.ca [131.104.96.170]) by mailhub.cs.uoguelph.ca (8.13.1/8.13.1) with ESMTP id l72Fq1g9018919; Thu, 2 Aug 2007 11:52:01 -0400 Received: from localhost (rmacklem@localhost) by muncher.cs.uoguelph.ca (8.11.7p3+Sun/8.11.6) with ESMTP id l72Fulm26128; Thu, 2 Aug 2007 11:56:47 -0400 (EDT) X-Authentication-Warning: muncher.cs.uoguelph.ca: rmacklem owned process doing -bs Date: Thu, 2 Aug 2007 11:56:47 -0400 (EDT) From: Rick Macklem X-X-Sender: rmacklem@muncher To: Patrick Tracanelli In-Reply-To: <46B1EDCC.2080803@freebsdbrasil.com.br> Message-ID: References: <46B0F505.8090102@freebsdbrasil.com.br> <46B10798.5050504@freebsdbrasil.com.br> <200708011536.37926.matt@ixsystems.com> <46B12D0C.20808@freebsd.org> <46B1D167.4030206@freebsdbrasil.com.br> <46B1EDCC.2080803@freebsdbrasil.com.br> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-Scanned-By: MIMEDefang 2.57 on 131.104.94.205 Cc: freebsd-fs@freebsd.org Subject: Re: Xsan (Apple) on FreeBSD X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 02 Aug 2007 15:52:07 -0000 On Thu, 2 Aug 2007, Patrick Tracanelli wrote: > > But delegation feature would not fit in an enviroment where we have two > systems accessing the server (same shares, or even the whole nfs4 root), so > parallel nfs4 usage cant count on this feature :/ > I'm not sure what you are saying. Delegations are "per file". If you are read/write sharing the same file across multiple clients then, yes, delegations won't help your case. Btw, if your disks are 100% busy, there isn't much you can do except spread the load across more drives on the NFS server, to get better NFS perf, imo. rick.