• Subject: Re: What About Price vs. Performance?
  • From: "Bill Albert" <balbert@xxxxxxxxxxxxxx>
  • Date: Tue, 3 Apr 2001 21:55:18 -0500
  • Organization: Bay Information Systems, Inc.

Ironically, My SE's at the time of the System/38 said, "If you want Fast
Respone, Dont use the system."  Meaning, the more you use it the slower it
will get.  This does not take into account your point that if the file is
being accessed, it's in memory.
----- Original Message -----
From: "James W. Kilgore" <eMail@James-W-Kilgore.com>
To: <MIDRANGE-L@midrange.com>
Sent: Tuesday, April 03, 2001 8:15 PM
Subject: Re: What About Price vs. Performance?


> Nathan,
>
> I'm having a hormonal storm, so let me toss this out as a "better
> answer" :)
>
> >From a technical view point there is a crossing point in the response
> time curve in comparing any two platforms.
>
> The post that showed that the more hits, the better response time, goes
> back to the S/38. IBM would point out that the more you use something
> the quicker it's retrieved.  That's the point of the memory management
> optimizer.
>
> This really brings home the point of scalability.  Most systems have a
> linear degrading response curve under load.  The AS/400 acknowledges,
> and cures it.
>
> Now for something non-technical.  Let's say you are a budding sand &
> gravel company.  You start out with a hefty pickup truck and a strong
> back.  It works for the 1 & 2 yard deliveries you must make.  Business
> grows, you buy another truck and hire someone to load and drive it.
> Your business (volume/hits) grows again and you continue to repeat the
> buy a truck / hire a driver (working) formula.
>
> If you stay small enough, this formula is the lowest cost of operation.
> Eventually (if you grow) you will have enough trucks and drivers that
> you can warrant people who do nothing but loading those trucks.  Grow
> some more and you can buy equipment that is dedicated to nothing but
> loading these pickup trucks.
>
> Sooner or later (hopefully) it will dawn on you that 4 pickup trucks
> (and drivers) can be replaced by a single dump truck and driver.
>
> So you have to ask yourself: Am I trying to sell a dump truck to someone
> who only needs 2 pickup trucks?
>
> Think of a pickup truck fleet as an NT farm and hopefully I've been able
> to make my point.
>
>
>
> "Nathan M. Andelin" wrote:
> >
> > I'm still hoping for better answers.
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