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Re: [PLUG] swap on ram disk
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David Coulson wrote:
> Art Alexion wrote:
>> No. The 32-bit kernel can only access 3.2 of 4 GB.
Not true if you compile your own kernel
> The other memory is used to access video memory, DMA and so forth. There
> is no way with a 32bit kernel to access the physical memory which is
> being used to address other memory devices. Remember, you have an 4Gb
> address space to access everything on the box, not just RAM.
If you look at the kernel source you can set a 32 bit processor with the
ability to access 64GB of ram under High memory support.
64GB HIGHMEM64G
Select this if you have a 32-bit processor and more than 4
gigabytes of physical RAM.
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