Hi,
In case it could help someone else,
I finally found that  setting vmParamterAt: 24 to 256 MB seems to
have resolved my problem

 "parameter 24 : memory threshold above which shrinking object memory (rw)
 originally 8*1024*1024"
 SmalltalkImage current vmParameterAt: 24 put:  256*1024*1024.


Alain

"Alain_Rastoul" <alr.dev at free.fr> a écrit dans le message de news: 
i9stcj$5j5$1 at dough.gmane.org...
> Hi John,
>
> Thanks for the tips.
> My VM is a standard squeak VM (limited to 512 M, but this should be ok at 
> least for the first test)
>
> I tryed :
> Smalltalk setGCBiasToGrowGCLimit:  16*1024*1024.
> Smalltalk setGCBiasToGrow: 1.
>
> and my image still hang. (tryed different numbers -biggers and smaller- 
> without success)
>
> I  saw your posts about GC and GCMonitor and need to understand the GC 
> logic to ivestigate.
> (unfortunatly I  must stop right now :-( and can't go further today and 
> tomorrow).
>
> Thanks again
>
>
> "John M McIntosh" <johnmci at smalltalkconsulting.com> a écrit dans le 
> message de news: 
> 2E4850AD-F676-484C-A508-09AC6E2D7F3F at smalltalkconsulting.com...
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