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SubjectRe: Max mem space per process under 2.6.13-15.7-smp
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Kai Lampka <kilampka@gmail.com> writes:

> Sorry to bother,
> but what is the maximum amount of RAM that a *single* (!) process can
> address under a Kernel version 2.6.13-15.7-smp, with
>
> CONFIG_HIGHMEM64G=y
> CONFIG_HIGHMEM=y
> CONFIG_X86_PAE=y
>
> It seems that I can not get over 3 Gig border, but i need to, to solve
> my numerical problems :(.

I've heard of a kernel patch that gives you 3.5GB (leaving 0.5 for
the kernel) but you're not going to get any more than that without
buying a 64-bit machine or playing overlay tricks with mmap(). Given
the price and performance of 64-bit hardware, the former option is
probably a lot better.

-Doug
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