From owner-freebsd-isp Fri Feb 20 07:25:56 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id HAA05131 for freebsd-isp-outgoing; Fri, 20 Feb 1998 07:25:56 -0800 (PST) (envelope-from owner-freebsd-isp@FreeBSD.ORG) Received: from wireless.4d.net (wireless.4d.net [207.137.156.159]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id HAA05123 for ; Fri, 20 Feb 1998 07:25:54 -0800 (PST) (envelope-from bad@uhf.wireless.net) Received: from uhf.wireless.net (uhf.wireless.net [207.137.157.140]) by wireless.4d.net (8.8.7/8.8.4) with ESMTP id HAA20543; Fri, 20 Feb 1998 07:30:14 -0800 (PST) Received: from localhost (bad@localhost) by uhf.wireless.net (8.8.8/8.8.7) with SMTP id JAA05758; Fri, 20 Feb 1998 09:25:06 -0600 (CST) Date: Fri, 20 Feb 1998 09:25:06 -0600 (CST) From: Bernie Doehner To: "Alex G. Bulushev" cc: Gabor Dolla , freebsd-isp@FreeBSD.ORG Subject: Re: fault tolerant :)) setup In-Reply-To: <199802200831.LAA13139@sinbin.demos.su> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-isp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > infortrand RAID's allow fault-tolerant scheme with two or more servers, > but it is a problem to mount the same UFS from different servers ... > > u can mount disk RW only for one server, after first server fail, > the second server run fsck and mount disk (or mount disk RO) ... > it is not good, but we use this scheme ... > > may be JFS :) > > Alex. What do you use on the backup sever to determine that the primary is dead? I assume something like pinging the other host? Is there any way you know of to set up a redudant system such that the ISA cards from the primary sever are automaticaly hot switched upon dead of the primary over to the secondary? Thanks. Bernie To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message