MicroVAX 3100 M10

From: Jochen Kunz <jkunz_at_unixag-kl.fh-kl.de>
Date: Thu Apr 8 05:55:28 2004

On Thu, Apr 08, 2004 at 03:47:06AM -0400, Torquil MacCorkle, III wrote:

> So I just got my new MicroVAX 3100 M10 all cleaned up, and I removed the
> memory boards, there are two, they hook together and are labeled "4/8 MB
> Memory Option"... My question is which is it? 4mb or 8mb? ;)
Look at the RAM chips and how many there are...
You can do a "sh mem" from the ">>>" prompt also...

> Anyone have any more info on these machines, I guess my previous question
> about would a logging server/writing logs to tape machine be underkill for
> this machine is definitely no?
Well this is a CVAX machine with 2.4 VUPs. See:
http://www.de.netbsd.org/Documentation/Hardware/Machines/DEC/vax/microvaxes.html#microvaxes:microvax_3100_m10
This isn't very fast, even for a VAX. It should be OK for this task,
depending on the load.

> Are there any RAM upgrades readily available for these? I think 16mb+
> (ftpd, telnetd, nfs) would be needed for my purposes?
I suspect that 32 MB is the maximum for this machine as 32 MB is the
limit for other VAXen of this type (CPU chip, chipset). Don't forget
that this is a VAX. VAX CISC code is very dense. A GENERIC NetBSD/vax
kernel needs about 1.5 MB where an Alpha kernel needs 6..7 MB.

> Also, anyone have an MMJ->DB9/25 adapter (that doesn't require an MMJ cable,
> or at least include it) for sale?
Well. Get out your soldering iron. ;-)

> Lastly, can this machine take any SCSI hard drive? Right now it has a 50
> pin RZ26-E in it, that is 1.05gb right? I am pretty sure it is dead.
You can use normal SCSI devices. The box seems old enough to be bitten
by the 1 GB boot limit. I.e. your boot partition must be at the
beginning of the disk and it must be smaller then 1 GB.
-- 
tsch??,
         Jochen
Homepage: http://www.unixag-kl.fh-kl.de/~jkunz/
Received on Thu Apr 08 2004 - 05:55:28 BST

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