[wplug] Linux RAM Limitations?

[Moshe Katz-Hyman]

In general, smp versions of kernels (at least on RH/Fedora, but
probablu others, too) are also configured to use gobs of memory.

Moshe Hyzon

On 5/2/07, Eric Cooper <ecc at cmu.edu> wrote:
> On Wed, May 02, 2007 at 04:40:58PM -0400, Matthew T. Engel wrote:
> > This is a bit of a naïve question, but doe the linux OS have any
> > issues with using more than 4gb of ram.
>
> Yes, the kernel has to be compiled with CONFIG_HIGHMEM4G=y to use up to
> 4G, and with CONFIG_HIGHMEM64G=y to use 4 to 64G.  On Debian, for
> example, there are linux-image-NNN-bigmem flavors of kernels that are
> pre-built with the latter option.
>
> --
> Eric Cooper             e c c @ c m u . e d u
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