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Date:      Mon, 12 Feb 2001 02:22:02 -0800
From:      "Ted Mittelstaedt" <tedm@toybox.placo.com>
To:        "Mike Meyer" <mwm@mired.org>
Cc:        <questions@freebsd.org>
Subject:   RE: Problems installing 4.x on large disks
Message-ID:  <002c01c094dd$a3c8c120$1401a8c0@tedm.placo.com>
In-Reply-To: <14983.36943.315670.474001@guru.mired.org>

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> -----Original Message-----
> From: Mike Meyer [mailto:mwm@mired.org]
> Sent: Sunday, February 11, 2001 11:27 PM
> To: Ted Mittelstaedt
> Cc: Mike Meyer; questions@freebsd.org
> Subject: RE: Problems installing 4.x on large disks
>
>
>
> And I'll be the first to say that this comparison is pretty much
> meaningless. The two systems we did this on were *totally* different,
> and all the advantages are in the IDE drive favor (except CCD, of
> course). His system is running FreeBSD 2.2.8 vs. 3.x (probably 3.3) on
> mine; I had freshly formatted file systems, and he was working on a
> news spool. I suspect I've got a faster CPU (dual PII/Xeons 400s) and
> possibly system bus (100MHz) than his test system did as well, because
> a news server doesn't need that kind of horsepower.
>

Test file size makes a tremendous difference.  I don't know how much ram
you had in the system but the docs for bonnie say you need to do 2X
the amount of system ram for the sample file.  In my case the system is
a Pentium 200 and the amount of ram is 128MB.  Also, the system bus was
the 33Mhz stock PCI.  But the CPU speed is actually what most likely
accounts
for the biggest difference.

I did try bonnie on the news spool while the server was running, with a 1MB
sample file just to see what the representation of writing a single article
would be like and the times were very similar to yours.  Of course I'm
assuming
that the bonnie test file probably spent most of it's time in the disk
cache.

>
> Well, once you take that "bland PC" and install FreeBSD on it, you've
> got a mouse, a GUI, Unix, and a complete software development
> environment. Sounds like a Unix workstation to me. It'll also
> outperform most of the RISC workstation I've dealt with, even though
> they had SCSI.

I think the RISC vs CISC argument was put to bed a while ago. :-)

> What more do you want?

Reliability immediately springs to mind, although a tapedrive for backup
would be a useful peripheral to start with.  These days the reliability
component
is highly dependent on the motherboard/cpu/processor selection, and
in even the last 12 months there has been almost a revolution in
motherboard manufacturing.  The Taiwanese motherboard manufacturers have
finally seem to have gotten it right, or perhaps competition due to the
Athlon has finally put the fear of lost markets into Intel and AMD and
as a result they are working closely with the chipset and board designers.

> > You say "cost-is-no object workstation", well that's silly, what do you
> > think
> > that a "workstation" is?  Last I checked, "cost-is-no-object" was an
> > integral
> > part of the definition of the word "workstation"
>
> It's certainly never been anywhere I've been. Most of them were
> business trying to make a profit, and cost was *always* an
> object. That's why most Unix workstations (and here I'm talking about
> RISC boxes running commercial Unix) I've dealt with only had one disk
> instead of striped disks, and so on.
>

Your probably only seeing the small companies then.  It's a different world
in the large ones.

In the 2 large software firms I've worked for it was always the same -
whenever
an engineer needed a new workstation, you got the best, with total disregard
of the cost.  The reason for this was pretty simple, and logical -
spending an extra 2-3K on hardware guarenteed that the hardware that you got
was
rock-solid reliable, because with hardware that was less reliable a
possibility
existed that a crash could wreck a day or 2 of production for a developer,
and
at the rates those guys were being paid, their lost time would eat up any
$500-per-box
savings that you could get.

In the smaller firms under 200 employees I've worked for it's different -
and
this is the kind of thing that is the biggest problem that smaller firms
have
to overcome.  The engineers and administrators cannot resist the lure of
wasting time
shopping for the best deal, and so getting a new workstation becomes a
monthlong
production for them.  Instead of coding they waste hours of time looking for
the
fastest, cheapest and latest toys.  So they then end up saving a grand on a
PC
but they do it by spending $5K in employee time and lost company profits.
And
the smaller the firm the worse it is, the longer they take to make a
decision
to buy something.

> If you want to make that your definition of workstation, then I won't
> argue with what you said. Of course that makes your objection pretty
> much meaningless to almost everyone running FreeBSD, because they do
> worry about cost.
>

If they are coming from a small company background yes they do - but of
course
their worrying is screwy, because instead of spending their production time
worrying about this sort of thing, they would be better off going to Apache
Digital or ASA Computers or someone like that and spending 5 minutes to
order
one of the $5K developers workstations, (note they are SCSI-based) and then
getting back to work.  Now, note that _I_ don't do that for my _own_
systems,
but then I'm not paid for anything that I use them for.


Ted Mittelstaedt                      tedm@toybox.placo.com
Author of:          The FreeBSD Corporate Networker's Guide
Book website:         http://www.freebsd-corp-net-guide.com




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