Date: Mon, 9 Mar 1998 15:09:04 +1030 From: Greg Lehey <grog@lemis.com> To: "M. Warner Losh" <imp@village.org>, Leif Neland <leifn@image.dk> Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: SCSI Bus redundancy... Message-ID: <19980309150904.17095@freebie.lemis.com> In-Reply-To: <199803061603.JAA01624@pencil-box.village.org>; from M. Warner Losh on Fri, Mar 06, 1998 at 09:03:14AM -0700 References: <4bf_9803042116@swimsuit.swimsuit.roskildebc.dk> <XFMail.980303170953.shimon@simon-shapiro.org> <4bf_9803042116@swimsuit.swimsuit.roskildebc.dk> <199803061603.JAA01624@pencil-box.village.org>
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On Fri, 6 March 1998 at 9:03:14 -0700, M. Warner Losh wrote: > In message <4bf_9803042116@swimsuit.swimsuit.roskildebc.dk> Leif Neland writes: > : A company I know has the production database in one location, and a > : backup database in another. The backup-database operates in > : "incremental restore" mode (for lack of a better word), and receives > : the redo-logs from the production database over a dedicated network > : link. So the backup-database is only a few minutes behind at most. > > The company that I work for is producing a product called DataStar > (what a name) that operates at the disk block level to accomplish the > same thing. We've found that a properly configured system is never > more than about a second behind in its updates. > > Any FreeBSD interest in a disk mirroring product that mirrors data to > a remote location in realtime? I'd love to do a FreeBSD port :-). I think I'd be interested in that. I know of at least one person who's been deperately looking. Greg To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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