Date: Sun, 28 Jun 1998 13:23:00 +0930 From: Greg Lehey <grog@lemis.com> To: Richard Foulk <richard@pegasus.com>, Stefanos Kiakas <stefanos@ringworld.uniscape.com>, freebsd-hardware@FreeBSD.ORG Subject: Re: RAID and FreeBSD Message-ID: <19980628132300.J28055@freebie.lemis.com> In-Reply-To: <199806280350.RAA25683@pegasus.com>; from Richard Foulk on Sat, Jun 27, 1998 at 05:50:06PM -1000 References: <grog@lemis.com> <199806280350.RAA25683@pegasus.com>
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On Saturday, 27 June 1998 at 17:50:06 -1000, Richard Foulk wrote: >>> Having had a software RAID system fail I would recommend against them. >> >> What would you have done if you had had a hardware RAID system fail? > > ?? > > Fix it or replace it. But not recommend against it? >>> With hardware RAID there is greater assurance that once you've used >>> it for a few weeks or months that it will remain consistent. As >>> part of an OS kernel (drivers, etc.) uncertainty revisits every time >>> the system software is upgraded, patched or changed in some way. >> >> I suppose if you don't upgrade your RAID box, you don't change old >> bugs for new. The same applies to a kernel, of course. > > Even if you upgrade your RAID box (which happens much less often than > OS upgrades in my experience), the system is simpler That's a valid point. > and the RAID is much more likely to be just like the vendors units. I don't understand that. What are you saying? > With OS-based software RAID you'll almost never have a configuration > just like the vendor's. I still don't understand. Are you saying that configurability is a disadvantage? Greg -- See complete headers for address and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message
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