Date: Mon, 2 Oct 1995 20:23:11 -0700 (MST) From: Terry Lambert <terry@lambert.org> To: gibbs@freefall.FreeBSD.org (Justin T. Gibbs) Cc: rsnow@txdirect.net, nc@ai.net, terry@lambert.org, questions@freebsd.org Subject: Re: RAID solutions for FreeBSD Message-ID: <199510030323.UAA00415@phaeton.artisoft.com> In-Reply-To: <199510030319.UAA07283@aslan.cdrom.com> from "Justin T. Gibbs" at Oct 2, 95 08:19:59 pm
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> >Might be the easiest for FreeBSD since we have such good Adaptec support. > > Yeah well I don't think it would be. Basically I'd have to write a > RAID[1-5] implementation (or most of it) down at the SCSI sequencer level > for that card, and Adaptec doesn't have *any* technical info about the > 3985 availible at the moment. I *know* that 1-3 can be done without sequencer level coding. I suspect that 4-5 can be too, albiet at a *very* high cost in processing time. Check out the ZEBRA FS papers (RAID II). Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers.
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