Re: How to use memory over 4GB

[Eric Dumazet]

Roberto Fichera a écrit :

> > But still you need a 4GB/4GB user/kernel split, because the standard 
> > is 3GB/1GB.
>
>
> Why I need 4GB/4GB split? What are the beneficts?

Well... 4GB for your process is better than 3GB, that's 33% more space...

If your process is cpu bounded (and not issuing too many system calls),
then 4GB/4GB split let it address more ram, reducing the need to shift windows in
mmaped files for example.

Eric


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