> From: André Warnier [mailto:a...@ice-sa.com]
> Subject: Re: MaxPermSize / Threads
> 
> So, while I am not saying that there are not circumstances where a 2 GB
> Heap is justified, it is still a very high number, and maybe you should
> have a look at which application really needs so much space.

Having an excessively large heap does not hurt, as long as it's not so large 
compared to available RAM that it pushes the environment into paging.  GC times 
are not affected by the size of the heap, just the number of live objects 
present in the heap.  Being able to run the apps in a smaller heap does allow 
you to deploy on a cost-reduced platform, but that's about all.  If the JVM is 
the sole application on the box, you might as well give it as much RAM as 
you've got (unless you want to run with compressed object pointers).

 - Chuck


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