Date: Mon, 9 Nov 1998 14:26:01 +1030 From: Greg Lehey <grog@lemis.com> To: "Justin T. Gibbs" <gibbs@plutotech.com> Cc: "Kenneth D. Merry" <ken@plutotech.com>, bill@bilver.magicnet.net, freebsd-fs@FreeBSD.ORG Subject: Re: RAID1 Software vs Hardware Message-ID: <19981109142601.F499@freebie.lemis.com> In-Reply-To: <199811080724.AAA03989@pluto.plutotech.com>; from Justin T. Gibbs on Sun, Nov 08, 1998 at 12:17:36AM -0700 References: <19981108173920.N499@freebie.lemis.com> <199811080724.AAA03989@pluto.plutotech.com>
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On Sunday, 8 November 1998 at 0:17:36 -0700, Justin T. Gibbs wrote: >>> RAID 3 is still used, and is still useful. All of Pluto's products (see >>> http://www.plutotech.com) use RAID 3. It works quite well for video data. >> >> I suppose it gives you good throughput. But how do you handle the I/O >> load? Are you effectively delivering a single video stream? > > RAID 3 is ideal when your data requests are always a multiple of the strip > size. I'm not sure we're talking about the same thing. In my book, RAID-3 is a RAID-4 with a stripe size of 1 byte. How do you define it? Greg -- See complete headers for address, home page and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-fs" in the body of the message
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