[Pharo-project] over bloated image workaround

Igor Stasenko siguctua at gmail.com
Sun Aug 23 20:01:37 CEST 2009


2009/8/23 Stéphane Ducasse <stephane.ducasse at inria.fr>:
> the goal of pharo is also to avoid VW runtime packager (because the
> package tries to statically find how to reduce
> image size which is ***really*** difficult in a dynamic language.
> Now Pavel got a 2mb image based on pharo: I imagine that we will be
> able to start from this one to build up
> pharo in the future :)
>
>
2mb is very very good size, especially for embedded solutions.

> On Aug 23, 2009, at 3:14 AM, Carlos Crosetti wrote:
>
>> Mariano, Ivery value those scripts!
>>
>> My image is small, but anyway I couldn't resist the challenge and
>> tried so far,
>> I got my image shrunk down from 20.7mb to 18.2mb.
>>
>> This is probably a candidate for extending something I may
>> call "the Pharo equivalent to VW Runtime Packager" - I am not so
>> familiar to Pharo to know
>> if such a feature exist.
>>
>> Regards, Carlos
>> -----Mensaje original-----
>> De: pharo-project-bounces at lists.gforge.inria.fr [mailto:pharo-project-bounces at lists.gforge.inria.fr
>> ]En nombre de Mariano Martinez Peck
>> Enviado el: Sábado, 22 de Agosto de 2009 05:53 p.m.
>> Para: Pharo-project at lists.gforge.inria.fr
>> Asunto: Re: [Pharo-project] over bloated image workaround
>>
>>
>>
>> On Sat, Aug 22, 2009 at 5:42 AM, Stéphane Ducasse <stephane.ducasse at inria.fr
>> > wrote:
>> We should check that.
>> Can you open a ticket?
>>
>>
>> Ok, done: http://code.google.com/p/pharo/issues/detail?id=1083
>>
>>
>>
>>
>> Stef
>> On Aug 21, 2009, at 11:25 PM, Mariano Martinez Peck wrote:
>>
>> > Hi folks: Sometimes, my Pharo images grows a lot. Size like 80MB or
>> > similar. Marcelo Cortez gave me a couple of changes (fileouts) that
>> > make my images go back to their original size or similar. For
>> > example, it was tasted in a 87 MB and after this changes and this
>> > stuff, it become in 24 MB. The same with another one from 65M to
>> 35M.
>> >
>> > If you have a big Pharo image, save a copy and do this tests:
>> >
>> > 1) File in all the changes I attach.
>> > 2) Go to a workspace and evaluate:
>> >
>> > OBDPAbstract reinitAllCache.
>> > LocalSends  allInstances first initialize.
>> > EventManager  resetMap.
>> > Smalltalk garbageCollect.
>> >
>> > Did this make your image too much smaller?
>> >
>> > When I evaluate SystemNavigation default obsoleteBehavio size   I
>> > get a a number of 3 digits.
>> >
>> > Perhaps it is a matter with the OB. I guess it generates dependences
>> > while you are developing a class and it creates on the fly an
>> > obsolteClassXXX when there is something that doesn't exist.  Then
>> > they are processes and they are never garbage collected.
>> >
>> > When  SmalltalkImage tries to fix the obsoletes delegates to the
>> > literal frames of the compiled methods so that to search references
>> > to the obsoletes. But references were not gone because they weren't
>> > garbage collected. The same method finishes with error if the
>> > obsoletes > 0.
>> >
>> > Does anyone has a comment for this?
>> >
>> > I tried to do my best to write in English from what Marcelo told me
>> > and from what I can understand from the changesets.
>> >
>> > Best,
>> >
>> > Mariano _______________________________________________
>> > Pharo-project mailing list
>> > Pharo-project at lists.gforge.inria.fr
>> > http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project
>>
>>
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-- 
Best regards,
Igor Stasenko AKA sig.




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