From owner-freebsd-hackers Wed Sep 17 01:20:59 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.7/8.8.7) id BAA28827 for hackers-outgoing; Wed, 17 Sep 1997 01:20:59 -0700 (PDT) Received: from dublin.iona.ie (root@operation.dublin.iona.ie [192.122.221.5]) by hub.freebsd.org (8.8.7/8.8.7) with ESMTP id BAA28820 for ; Wed, 17 Sep 1997 01:20:55 -0700 (PDT) Received: from ultra (ultra [192.122.221.136]) by dublin.iona.ie (8.7.5/jm-1.01) with SMTP id JAA03307; Wed, 17 Sep 1997 09:20:55 +0100 (BST) Date: Wed, 17 Sep 1997 09:20:31 +0100 (BST) From: Niall Smart X-Sender: nsmart@ultra To: Simon Shapiro cc: FreeBSD-Hackers@FreeBSD.ORG Subject: Re: Distributed Lock Manager on FreeBSD In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-hackers@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk On Tue, 16 Sep 1997, Simon Shapiro wrote: > Hi Amancio Hasty; On 17-Sep-97 you wrote: > > Microsoft's strategy for server clusters: > > http://www.microsoft.com/ntserver/info/reliabilityoverview.htm > > It looks like a very large undertaking on their part. I think I disagree > with some of their concepts, but if your intent is to create similar > service under FreeBSD, then this is about what we are building. [snip] > A DLM is key to these technologies. The you need an RDBMS which > understands the sharing concept. A raw/block device is to follow, then a > file system. This is the order in which we are going, anyway. Hi, Your project sounds very cool, is there anything like this available commercially? It must have been a lot of work to implement, and its usually quite difficult to persuade management to trust their data to software with "Free" in its name! Well done. Niall