[Pharo-project] Moose out of memory

Stéphane Ducasse stephane.ducasse at inria.fr
Sun Jun 26 13:37:02 EDT 2011


Alain

igor fixed a problem in the windows VM. Now I do not know if this is available.

Stef

TX for the fix I will pass it to moosers

On Jun 26, 2011, at 6:43 PM, Alain Rastoul wrote:

> Hi,
> There was a previous message in the list about an out of memory problem with 
> Moose when running
> 3 times  MooseScripts createModelForConfigurationOfMoose
> I downloaded moose suite 4.5 (Pharo 1.3) and played a bit with it reading 
> the moose book (nice).
> 
> IMHO although something is perhaps not completly clear in the vm in memory 
> allocation and/or ui process and/or low space watcher (I tryed to debug the 
> vm but did not succeed), here the problem seems to be in the Moose model.
> I suspect that the problem is just that the cache  keeps a reference to the 
> Moose model each time the script is run, see at the end of 
> MooseScripts>>createModelForConfigurationOfMoose  the model is added to a 
> cache ((MooseModel root => MooseGroupRuntimeStorage>> byType) and takes abut 
> 130M of memory each time.
> clearing the Moose cache resolve the problem.
> MooseModel allInstancesDo:[ :m | m remove ] seems to be working here, except 
> that there is an exception for the root model (I don't know Moose, it may 
> not be the best command).
> Perhaps the moose model should not be added by type but overriden each time 
> (beeing identified by a "name" ?).
> 
> PS: Moose is cool :)
> 
> Cheers
> Alain
> 
> 
> 
> 





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