Article View: comp.sys.ibm.pc.hardware.misc
Article #617Re: Is it possible to actually get a 16 MB/sec data transfer rate w/ an EIDE drive?
From: Ron Reaugh
Date: Tue, 09 Dec 1997 00:00
Date: Tue, 09 Dec 1997 00:00
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2896 bytes
Paul Rae <paul_rae@bbs.macnexus.org> wrote in article <paul_rae-0812970033390001@ppp118.macnexus.org>... > I've been following this thread for some time. There's been some > interesting claims. I have the supermicro P6dls board with UW SCSI and of > course UDMA IDE support. I need both for my use. > Anyhow, I just thought I'd put my 2cents worth in by suggesting people > might want to take a look at this site. There's some interesting > benchmarks. > > http://www.cstone.net/~mbreeden/mac/ What exactly is relevant at the above URL. > > In article <pLMYl5dhX7hK-pn2-dwio8ZtCixdO@ALEX>, krw@ibm.net wrote: > > > On Mon, 8 Dec 1997 19:00:53, bob@lintilla.demon.co.uk (Bob > > Cousins) wrote: > > > > > In demon.tech.pc, Ron Reaugh wrote: > > > > > > >Workstation performance is dominated by sustained transfer rate and not > > > >access time. > > > > > > I think that's completely untrue. Only in very few situations do you get > > > conditions where sustained transfer rate would be dominant. i..e where > you are > > > doing sequential accesses with large transfer sizes. Typical > workstation access > > > is random access with relatively small transfers. It only takes a few > seeks to > > > some other part of the disk to screw sustained rate. > > > > I tend to agree. Intel asserts that this randomness is far worse > > than the disk makers claim and therefor very much over rate their > > drives. In fact they state that the specs on drives are next to > > meaningless (or worse). > > > > ---- > > > > Keith R. Williams > > krw@ibm.net >
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 1036bc,aad589958d8c66fd X-Google-Attributes: gid1036bc,public X-Google-Thread: f4d7c,aad589958d8c66fd X-Google-Attributes: gidf4d7c,public X-Google-Thread: 1045b9,aad589958d8c66fd X-Google-Attributes: gid1045b9,public X-Google-Thread: f5f89,aad589958d8c66fd X-Google-Attributes: gidf5f89,public X-Google-Thread: 109e38,aad589958d8c66fd X-Google-Attributes: gid109e38,public From: "Ron Reaugh" <Ron-Reaugh@worldnet.att.net> Subject: Re: Is it possible to actually get a 16 MB/sec data transfer rate w/ an EIDE drive? Date: 1997/12/09 Message-ID: <66jdm9$7v6@mtinsc03.worldnet.att.net> X-Deja-AN: 296577043 References: <65l4hv$1hv@bgtnsc03.worldnet.att.net> <01bcfd55$9845f3e0$900189ca@jake> <3481bb21.0@bingnews.binghamton.edu> <01bcfe9a$6ae39650$0100b51f@dbqa> <34886102.16034927@news.demon.co.uk> <664e31$mna$1@news1.epix.net> <348abb65.10457046@news.demon.co.uk> <66emjc$7h1@mtinsc02.worldnet.att.net> <348c422b.31666353@news.demon.co.uk> <pLMYl5dhX7hK-pn2-dwio8ZtCixdO@ALEX> <paul_rae-0812970033390001@ppp118.macnexus.org> Organization: MBR International Newsgroups: comp.sys.ibm.pc.hardware.misc,comp.sys.ibm.pc.hardware.chips,demon.tech.pc,alt.comp.hardware,comp.sys.ibm.pc.hardware.storage