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Article #7256

Re: 386 Enhanced mode slowdown

#7256
From: Michael B. Williams
Date: Fri, 30 Nov 1990 19:18
55 lines
3129 bytes
In article <59322@microsoft.UUCP>, peterdur@microsoft.UUCP (Peter Durham) writes:
|> In article <1990Nov16.195853.28171@mintaka.lcs.mit.edu> mikew@proton.LCS.MIT.EDU (Michael B. Williams) writes:
|> >A quick update for those (apparently very few of us) who are trying to 
|> >figure out why DOS programs run so slowly in 386 Enhanced mode.  First
|> >off, some non-reasons:
|> >
|> >	1.  `Monitor ports' box checked
|> >	2.  Other Programs are running in background
|> >	3.  Using an SX versus a DX (from RONJ@lampf.lanl.gov)
|> >	4.  Lack of memory
|> >	5.  `Exclusive' box not checked
|> >	6.  ?
|> >
|> >If anyone has any things that they've tried but do not solve the problem,
|> >feel free to add to the list.  I'd like to go back to 386 Enhanced mode,
|> >but not with at a 60% speed penalty!
|> 
|> How about one thing that might?
|> 
|> I remember when I first installed Windows 3.0 that I had trouble getting a
|> favorite DOS mode game running at anywhere near the right speed.  I twiddled
|> a lot of the PIF file options and finally got something that worked.  I just
|> went back and narrowed it down to one, and here it is:
|> 
|> Detect Idle Time
|> 
|> According to the help file, "Some applications will not run correctly with
|> this option selected.  The only way to determine if the appplication will
|> work is to select this option and see if it runs more slowly.  If not, leaving
|> this box checked will allow other applications in the background to run
|> faster."
|> 
|> I also noted that unchecking monitor ports made the graphics update more
|> crisply, but it did not make much difference in terms of speed.
|> 
|> Hope this helps!
|> 
|> Disclaimer: I'm not in the Windows group, nor do I speak for them; I just
|> like their product.
|> 
|> - Peter

I gave it a try, but it didn't seem to make a difference.  Applications still ran slowly,
and SI still reported a paltry 4.6.  Has anyone else had success with this?

Thanks Peter.  Any more ideas about what might be the cause?

-- 
________________________________________________________________________
Michael B. Williams	      \ 1-2-3-4, KICK THE LAWSUITS OUT THE DOOR
MIT NE43-532 		       \ 5-6-7-8, INNOVATE DON'T LITIGATE
Laboratory for Computer Science \ 9-A-B-C, INTERFACES SHOULD BE FREE
545 Technology Square	         \ D-E-F-0, LOOK AND FEEL HAS GOT TO GO!
Cambridge, MA 02139		  --------------------------------------
(617) 253-5983   Internet: mikew@athena.mit.edu   CompuServe: 73667,3264
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Message-ID: <1990Nov30.191847.24834@mintaka.lcs.mit.edu>
Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!samsung!think.com!mintaka!proton.LCS.MIT.EDU!mikew
References: <1990Nov16.195853.28171@mintaka.lcs.mit.edu> <59322@microsoft.UUCP>

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From: mikew@proton.LCS.MIT.EDU (Michael B. Williams)
Newsgroups: comp.windows.ms
Subject: Re: 386 Enhanced mode slowdown
Message-ID: <1990Nov30.191847.24834@mintaka.lcs.mit.edu>
Date: 30 Nov 90 19:18:47 GMT
References: <1990Nov16.195853.28171@mintaka.lcs.mit.edu> <59322@microsoft.UUCP>
Sender: daemon@mintaka.lcs.mit.edu (Lucifer Maleficius)
Reply-To: mikew@proton.LCS.MIT.EDU (Michael B. Williams)
Organization: Massachusetts Institute of Technology
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