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Article View: comp.sys.ibm.pc.hardware.misc
Article #614

Re: Is it possible to actually get a 16 MB/sec data transfer rate w/ an EIDE drive?

#614
From: Paul Rae
Date: Mon, 08 Dec 1997 00:00
38 lines
2642 bytes
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/

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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From: paul_rae@bbs.macnexus.org (Paul Rae)
Subject: Re: Is it possible to actually get a 16 MB/sec data transfer rate w/ an EIDE drive?
Date: 1997/12/08
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