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Received: from tequesta.gate.net (tequesta.gate.net [199.227.0.12]) by nacm.com (8.6.10/8.6.9) with ESMTP id SAA14081 for <executor@nacm.com>; Sun, 23 Jul 1995 18:05:17 -0700 Received: from seminole.gate.net (salernof@seminole.gate.net [199.227.0.14]) by tequesta.gate.net (8.6.9/8.6.9) with ESMTP id VAA67521; Sun, 23 Jul 1995 21:03:22 -0400 Received: (from salernof@localhost) by seminole.gate.net (8.6.9/8.6.9) id VAA80110; Sun, 23 Jul 1995 21:00:17 -0400 Date: Sun, 23 Jul 1995 21:00:16 -0400 (EDT) From: Fred Salerno <salernof@gate.net> To: Clifford Thomas Matthews <ctm@ardi.com> cc: executor@nacm.com Subject: Re: 1.99 Memory In-Reply-To: <m0saAty-00005nC@beaut.ardi.com> Message-ID: <Pine.A32.3.91.950723210007.65807A-100000@seminole.gate.net> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-paper@nacm.com Precedence: bulk No clean up, same hard drives. On Sun, 23 Jul 1995, Clifford Thomas Matthews wrote: > >>>>> "Fred" == Fred Salerno <salernof@gate.net> writes: > > Fred> Ever since 1.99l or so, I have not been able to run Executor > Fred> with EMM loaded unless i specify a smaller applzone. Its > Fred> default always said "not enough memory, try a smaller > Fred> applzone" I have 12 megs of memory. > > Starting with 1.99n, we've added a "-info" switch. If you could run > Executor with "-info" with various combinations of "-applzone", that > might help us figure out what's going on. > > Fred> However, if I remove 4 megs of it and only have 8 megs, its > Fred> default applzone works fine... Is there a bug in its formula > Fred> to dtermine how much to set for its applzone? > > The formula is pretty straightforward. It looks at how much free DPMI > memory you have after Executor's already been loaded (Executor takes > about 1.5 MB of DPMI memory right off the top, no matter what else is > done), then it divides that number in two and uses the result, unless > the result is less than 2 MB, in which case it uses 2 MB or > 16 MB, > in which case it uses 16 MB. > > However, it could be that EMM is not very smart and EMM may need disk > space for the DPMI memory that is being used, even if there's enough > physical memory to hold it all. If that's the case, and you're low on > disk space, then the scenario you describe might make sense, since > Executor with 12 MB to start with, Executor would use a default > applzone size of (12 - 1.5) / 2 = 5.25 MB, but with 8 MB to start with > Executor would use a default applzone size of (8 - 1.5) / 2 = 3.25 MB. > > However, if you're not tight on disk space, I don't know what is going > on, but using "-info" and telling us what's happening will probably > help. > > Fred> Now I have 16 megs and it seems to guess its applzone fine. > > Hmmm... did you maybe clean up some disk space when you added memory? > > --Cliff > ctm@ardi.com >