From owner-freebsd-stable Sat Mar 30 20:02:57 1996 Return-Path: owner-stable Received: (from root@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id UAA15937 for stable-outgoing; Sat, 30 Mar 1996 20:02:57 -0800 (PST) Received: from GndRsh.aac.dev.com (GndRsh.aac.dev.com [198.145.92.241]) by freefall.freebsd.org (8.7.3/8.7.3) with SMTP id UAA15926 Sat, 30 Mar 1996 20:02:52 -0800 (PST) Received: (from rgrimes@localhost) by GndRsh.aac.dev.com (8.6.12/8.6.12) id UAA01084; Sat, 30 Mar 1996 20:02:15 -0800 From: "Rodney W. Grimes" Message-Id: <199603310402.UAA01084@GndRsh.aac.dev.com> Subject: Re: SCSI Performance under -stable/-current To: tom@uniserve.com (Tom Samplonius) Date: Sat, 30 Mar 1996 20:02:15 -0800 (PST) Cc: gibbs@freefall.freebsd.org, scrappy@ki.net, stable@FreeBSD.org In-Reply-To: from Tom Samplonius at "Mar 30, 96 05:35:36 pm" X-Mailer: ELM [version 2.4ME+ PL11 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-stable@FreeBSD.org X-Loop: FreeBSD.org Precedence: bulk > > On Sat, 30 Mar 1996, Justin T. Gibbs wrote: > > > > The ncr results should be higher, unless your drives are slow. On a > > >-stable system with a 2940 and a Quantum Fireball, I see over 6MB/sec on > > >file I/O. > > > > Really? Is the Fireball a 7200RPM drive? I would not have expected such > > Yes. Very nice drive. But a little pricey. Depending on the size of the Fireball it is either a 4500 or 5400 rpm drive. It is not a 7200RPM drive, that would be a Quantum Atlas series. > > high numbers unless you specified a number too low to iozone so you were > > reading out of the cache or you had a very fast drive. > > I used dd. Results were from writing an 80MB file. > > Tom > -- Rod Grimes rgrimes@gndrsh.aac.dev.com Accurate Automation Company Reliable computers for FreeBSD