From owner-freebsd-database Thu Mar 12 08:20:17 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id IAA12116 for freebsd-database-outgoing; Thu, 12 Mar 1998 08:20:17 -0800 (PST) (envelope-from owner-freebsd-database@FreeBSD.ORG) Received: from vnode.vmunix.com (vnode.vmunix.com [209.112.4.20]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id IAA12103 for ; Thu, 12 Mar 1998 08:20:13 -0800 (PST) (envelope-from mark@vnode.vmunix.com) Received: (from mark@localhost) by vnode.vmunix.com (8.8.8/8.8.8) id LAA12054; Thu, 12 Mar 1998 11:31:59 -0500 (EST) (envelope-from mark) Message-ID: <19980312113159.46186@vmunix.com> Date: Thu, 12 Mar 1998 11:31:59 -0500 From: Mark Mayo To: shimon@simon-shapiro.org, "Robert A. Bruce" , freebsd-database@FreeBSD.ORG Subject: Re: Fault tolerance issues References: <199803121428.GAA20032@pike.cdrom.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.89.1i In-Reply-To: ; from Simon Shapiro on Thu, Mar 12, 1998 at 08:16:47AM -0800 X-Operating-System: FreeBSD 2.2.5-STABLE i386 Sender: owner-freebsd-database@FreeBSD.ORG Precedence: bulk On Thu, Mar 12, 1998 at 08:16:47AM -0800, Simon Shapiro wrote: > > On 12-Mar-98 Robert A. Bruce wrote: > > Andrew Stesin said... [SNIP] > > What is "HA"? > > 2. High Availability. AKA HAS, High Availability Server. A set of > features that allow a computer to continue and provide service with no > loss of data and only a brief interruption of service, in the fase of a > single failure. > > HAS are typically said to be SPOF (Single Point Of Failure) free. They are > designed to have the ability to tolerate any single component falure. > > If there is interest, we can start a discussion on what such a computer > looks like. They typically are tall, slender boxes with a piano-laquer black finish, dark blue (almost glowing) side "fins", with soft ventillation holes along the front, and a little oval logo in the top left corner that reads "IBM".. ;-) -Mark > Simon > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-database" in the body of the message -- ------------------------------------------------------------------------ Mark Mayo mark@vmunix.com RingZero Comp. http://www.vmunix.com/mark finger mark@vmunix.com for my PGP key and GCS code ------------------------------------------------------------------------ "The problem is how do you build tools that understand your programs at a deeper semantic level." - James Gosling To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-database" in the body of the message