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Mail Archives: opendos/1998/01/21/21:33:47

Message-ID: <34C6D9C1.9AFC4B08@worldnet.att.net>
Date: Wed, 21 Jan 1998 21:31:45 -0800
From: "D. Karl McReynolds" <karl DOT mcreynolds AT worldnet DOT att DOT net>
MIME-Version: 1.0
To: opendos AT delorie DOT com
Subject: Re: a few newbie questions

Hello,

bobbitchin AT hempseed DOT com wrote:
> 1> How do I make more dos memory available for programs. The best I have
> been able to do was 578k for largest executable, with M$-dos I could get
> 615k. MEM shows that I still have 64K UMB's and 32K HMA avalible.

	Just though I'd throw in my nickel.  I found that on my 386DX, 88-90
DTK bios, 4M RAM test machine, the default OD/DR702 emm386/dpms settings
would not allow me to load anything into the E000 segment, giving me
about 580k.  I had to give emm386 the xmsumb parameter (as below).  I
haven't seen anybody else talk about this, so it might be peculiar to my
system.

device=c:\opendos\emm386.exe dpmi=off frame=none noems xmsumb
device=c:\opendos\dpms.exe

	With ansi.sys, stacker, mouse, wwg network, history, 40 buffers and 50
files I'm showing 626k.  (I don't claim this is great: I'm still playing
with it.)  Loading netware knocks mem down to 610k.  wwg runs as well as
it ever has.

	I haven't seen any info on the emm386 xmsumb setting in the delorie
archives or Caldera docs, so if anybody can point me in the right
direction, I'd appreciate it.

	Regards,
	Walt
-- 
karl DOT mcreynolds AT worldnet DOT att DOT net
75702 DOT 2123 AT compuserve DOT com

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