Re: Kernel doesn't free Cached Memory

[Alan Cox]

On Gwe, 2005-07-22 at 13:00 -0300, Vinicius wrote:
>    I also read on the Linux-Kernel that the problem may be related to an 
> exhaustion of your kernels address space, I read that the hugemem-kernel 
> might be the solution to this case since it has 4GB for the kernel memory 
> plus 4GB for user process. 

If its x86-32 then only the hugemem kernel will even see the memory.
There are big problems with 32Gb+ on a 32bit processor because there is
so little memory usable at a time that even the page tables become
problematic. Thankfully all sane machines with that much ram are 64bit.

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