Date: Thu, 4 May 2000 14:20:34 -0700 From: Ulf Zimmermann <ulf@Alameda.net> To: Jim Flowers <jflowers@ezo.net> Cc: Drew Sanford <drew@planetwe.com>, hackers@FreeBSD.ORG Subject: Re: Fw: Question about RAID solutions Message-ID: <20000504142034.D20555@PacHell.TelcoSucks.org> In-Reply-To: <Pine.BSI.3.91.1000504112315.9006B-100000@lily.ezo.net>; from jflowers@ezo.net on Thu, May 04, 2000 at 11:30:24AM -0400 References: <003101bfb5d8$96b745e0$0300000a@plaanetwe.com> <Pine.BSI.3.91.1000504112315.9006B-100000@lily.ezo.net>
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On Thu, May 04, 2000 at 11:30:24AM -0400, Jim Flowers wrote: > I'm just starting to look at this. The only hardware option appears to > be dpt and then only for almost-obsolete modules. Raid 5 for vinum FreeBSD 4.0 supports others then the DPT. I personal use the Mylex Acceleraid 250, which works great. > requires a license at present. It may not be what you want. > > I am currently configuring a Raid 10 system with 4 - 4.5 GB scsi ultra > drives. That's two striped (0) and the two striped pairs mirrored (1). > That gives 100% increment in read speed (can read both simultaneously) > and redundancy (either pair continues to operate). Drives have become so > cheap Raid 5 just doesn't make sense to me. White paper suggests that > vinum will be considerably faster than Raid 5 hardware, too. > > Seems easy to set up but as I say I am just starting to do it. First I > have to figure out why my Adaptec 2940U doesn't work. > > Jim Flowers <jflowers@ezo.net> > #4 ISP on C|NET, #1 in Ohio > > On Thu, 4 May 2000, Drew Sanford wrote: > > > Hi, > > I sent this to questions yesterday and got no response. Anyone here care > > to take a stab at it for me? Thanks. > > > > > > > > Drew Sanford > > Systems Administrator > > Email: drew@planetwe.com > > ----- Original Message ----- > > From: Drew Sanford <drew@planetwe.com> > > To: <freebsd-questions@freebsd.org> > > Sent: Wednesday, May 03, 2000 1:32 PM > > Subject: Question about RAID solutions > > > > > > > Hi, > > > I'm looking for a RAID 5 solution for FreeBSD. I'd like suggestions on > > > well supported hardware solutions, although I'm not against using vinum. > > > What are some opinions on both of these solutions for and external drive > > box > > > like the Dell Powervault? Thanks for the information. > > > > > > > > > > > > Drew Sanford > > > Systems Administrator > > > Email: drew@planetwe.com > > > > > > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > with "unsubscribe freebsd-hackers" in the body of the message > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-hackers" in the body of the message -- Regards, Ulf. --------------------------------------------------------------------- Ulf Zimmermann, 1525 Pacific Ave., Alameda, CA-94501, #: 510-769-2936 Alameda Networks, Inc. | http://www.Alameda.net | Fax#: 510-521-5073 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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