Date: Thu, 30 May 2002 09:02:47 +0930 From: Greg 'groggy' Lehey <grog@FreeBSD.org> To: Scott Long <scott_long@btc.adaptec.com> Cc: Scott Long <Scott_Long@adaptec.com>, Doug White <dwhite@resnet.uoregon.edu>, Cy Schubert - CITS Open Systems Group <Cy.Schubert@uumail.gov.bc.ca>, Kirk Strauser <kirk@strauser.com>, freebsd-stable@freebsd.org Subject: Re: Hardware RAID vs vinum Message-ID: <20020530090247.Y82424@wantadilla.lemis.com> In-Reply-To: <20020529141141.GC2262@hollin.btc.adaptec.com> References: <2C7CBDC6EA58D6119E4A00065B3A24CB04636E@btcexc01.btc.adaptec.com> <20020529134211.L82424@wantadilla.lemis.com> <20020529141141.GC2262@hollin.btc.adaptec.com>
next in thread | previous in thread | raw e-mail | index | archive | help
On Wednesday, 29 May 2002 at 8:11:41 -0600, Scott Long wrote: > On Wed, May 29, 2002 at 01:42:11PM +0930, Greg 'groggy' Lehey wrote: >> >> I'm sure that there are good reasons for small stripe sizes. I don't >> believe that efficiency is one of them. I think your problem is that >> you're looking at single-request latency. That's usually not an >> issue, though it may impact copy performance. As I said, though, >> that's not usually where you would use RAID-5. The real issue is not >> so much latency as throughput. I hope I've been able to make it more >> understandable. > > Greg, > > It is obvious that I have tread onto religious territory here, Not for me. I've given you some very detailed arguments. I also have measurements which back them up. > and as such there is probably little I can say to convince you of my > points. Well, you could start by trying. > I think that we must then agree to disagree =-) I'd much rather see some technical arguments from you. Greg -- See complete headers for address and phone numbers To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20020530090247.Y82424>