Re: SCSI vs. IDE performance test

From: Ron Johnson <ron(dot)l(dot)johnson(at)cox(dot)net>
To: PgSQL General ML <pgsql-general(at)postgresql(dot)org>
Subject: Re: SCSI vs. IDE performance test
Date: 2003-10-28 00:22:08
Message-ID: 1067300528.1389.18.camel@haggis
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On Mon, 2003-10-27 at 12:44, Mike Benoit wrote:
> I just ran some benchmarks against a 10K SCSI drive and 7200 RPM IDE
> drive here:
>
> http://fsbench.netnation.com/
>
> The results vary quite a bit, and it seems the file system you use
> can make a huge difference.
>
> SCSI is obviously faster, but a 20% performance gain for 5x the cost is
> only worth it for a very small percentage of people, I would think.

Running bonnie++ in 4 or 5 parallel runs would be interesting, to
see how IDE & SCSI in a multi-user environment.

> On Wed, 2003-10-22 at 09:01, Stephen wrote:
> > The SCSI improvement over IDE seems overrated in the test. I would have
> > expected at most a 30% improvement. Other reviews seem to point out that IDE
> > performs just as well or better.
> >
> > See Tom's hardware:
> > http://www20.tomshardware.com/storage/20020305/index.html
> >
> > Stephen
> >
> >
> > "Ron Johnson" <ron(dot)l(dot)johnson(at)cox(dot)net> wrote in message
> > news:1066837102(dot)12532(dot)176(dot)camel(at)haggis(dot)(dot)(dot)
> > >
> > http://hardware.devchannel.org/hardwarechannel/03/10/20/1953249.shtml?tid=20
> > &tid=38&tid=49

--
-----------------------------------------------------------------
Ron Johnson, Jr. ron(dot)l(dot)johnson(at)cox(dot)net
Jefferson, LA USA

"Why should we not accept all in favor of woman suffrage to our
platform and association even though they be rabid pro-slavery
Democrats."
Susan B. Anthony, _History_of_Woman_Suffrage_
http://www.ifeminists.com/introduction/essays/introduction.html

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