Out of space + other flakiness

John M McIntosh johnmci at smalltalkconsulting.com
Sun Jul 1 21:08:11 UTC 2001


>Bob Arning <arning at charm.net> wrote:
>>  The Windows VM can tap into the OS and grab more memory for the 
>>Smalltalk heap, so it considers all of OS memory available. The 
>>other VM's use a preallocated size, so free space can mean very 
>>different things.
>>
><much helpful info deleted>
>
>I think the Mac carbon VM while running on OSX
>also can grap extra memory.  Least I hope it can, otherwise
>what IS it doing with 1 gig :-)
>
>   364 Squeak 3.0  42.6%  6:15.70   5    87    87  15.1M  4.52M  17.8M
>1.01G
>
>cheers
>
>bruce

Yes it will grab the extra memory. It first allocates 1GB then 
reallocates back to the image size plus X MB. After a full GC if 
insufficent memory is available then it will grow. However once you 
exceed the amount of real memory on the machine things become very 
very slow...

-- 
--
===========================================================================
John M. McIntosh <johnmci at smalltalkconsulting.com> 1-800-477-2659
Corporate Smalltalk Consulting Ltd.  http://www.smalltalkconsulting.com
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