Hi,
	This VM is up on the 3.1_alpha directory on the uiuc ftp
site.

cheers

bruce

Bruce O'Neel <bruce_oneel at yahoo.com> wrote:
> 
> --- "Raab, Andreas" <Andreas.Raab at disney.com> wrote:
> > From: "Raab, Andreas" <Andreas.Raab at disney.com>
> > To: "'squeak at cs.uiuc.edu'" <squeak at cs.uiuc.edu>
> > Subject: [Win32] just another VM update (3.1 alpha
> > build 1)
> > Date: Wed, 28 Feb 2001 01:42:10 -0800
> > Reply-to: squeak at cs.uiuc.edu
> > 
> > Folks,
> > 
> > There's good news and there's bad news. The bad news
> > is that you'll probably
> > have to download a new VM. The good news is that you
> > probably *want* to ;-)
> > Some serious improvements and fixes have been made
> > in this latest VM,
> > including:
> > 
> > * dynamic growth of ObjectMemory:
> > Yeah! Finally. No more -memory:, no more space low
> > warnings unless you *are*
> > out of memory. Note that this is why I consider it a
> > 3.1alpha1 VM; the
> > changes do work with older images but it's really a
> > 3.1 feature. If you're
> > updated through the last series of changes that Dan
> > posted for 3.1 then you
> > should get this VM and do a "space left" - could be
> > interesting ;-)
> > [BTW, if you're interested in what is going on under
> > the hood, then go into
> > the VM preferences and turn on "show allocation
> > activity" - this will print
> > out when the OM is actually growing and shrinking]
> > IMPORTANT: If you're planning to use this VM with
> > 3.0 images you should get
> > the change set 3723SizeHint-ar from the 3.1 update
> > stream. Otherwise it
> > might be that the project publishing mechanism tries
> > to allocate huge (and I
> > mean: HUUUUGGGGGEEEEE) amounts of memory. It'll work
> > without the CS but it's
> > a gigantic waste of resources.
> > 
> > * fixes for the networking code:
> > The new VM limits the stack size to 128k and should
> > allow for at least 200
> > sockets to be open concurrently. I also fixed the
> > code so that it fails the
> > primitive cleanly when the threads cannot be
> > created. I'd be interested in
> > seeing how many sockets can be open on NT in
> > parallel (I've only tried on
> > '98). Here's how you can find out:
> > 
> > 	| index tmp s |
> > 	Socket initializeNetworkIfFail:[^0].
> > 	index _ 0.
> > 	tmp _ WriteStream on: #().
> > 	[s _ Socket new.
> > 	s isValid] whileTrue:[
> > 		index _ index + 1.
> > 		tmp nextPut: s].
> > 	tmp contents do:[:sock| sock destroy].
> > 	^index
> > 
> > [BTW, I'm seriously considering to switch once again
> > to a different
> > implementation of the socket prims, using only a
> > single thread and event
> > notification which should basically put up the limit
> > of socket creation to
> > virtual infinity]
> > 
> > * fixes for the display code:
> > Some of you have seen those weird error messages
> > saying "SetDIBitsToDevice()
> > failed". While running the socket tests I found that
> > the error reported was
> > just nonsense (invalid argument where it should say
> > out of resources). This
> > has been fixed as well (cost you a factor of five in
> > speed if you need it
> > but still better than not seeing anything on screen
> > ;-)
> > 
> > * MSVC fixes:
> > Some places that were incorrectly relying on certain
> > MingW features have
> > been fixed. I've included the Makefile that Phiho
> > Hoang posted (thanks!) so
> > that an MSVC build should work out of the box again.
> > Please try.
> > 
> > 
> > Okay, that's it. The stuff is in the usual places:
> >
> http://isgwww.cs.uni-magdeburg.de/~raab/squeak/SqueakExe.zip
> > [VM only]
> >
> http://isgwww.cs.uni-magdeburg.de/~raab/squeak/Squeak.zip
> > [VM+image]
> >
> http://isgwww.cs.uni-magdeburg.de/~raab/squeak/src/Squeak3.1Alpha1Src.zip
> > [VM sources]
> > 
> > Enjoy,
> >   - Andreas
> > 
> > 
> > 
> 
> 
> =====
> Bruce O'Neel - beoneel at acm.org http://homepage.iprolink.ch/~bioneel
> The corporate culture is concerned less with Occam's razor than his
> aftershave lotion. -- R. L. Peskin <peskin at caip.rutgers.edu>
> 
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