Re: [Xen-users] High Memory Support on systems >1GB

[Mark Williamson <mark.williamson@xxxxxxxxxxxx>]

> Since the xen hypervisor needs the same highmem setting as the kernels
> running on it, you need the following settings to use all your ram:

Nb. only necessary to build the hypervisor and guests with the same setting in 
the case of PAE.  Non-PAE Xen supports both highmem4g kernels and normal 
kernels, alongside each other, because they still use the same pagetable 
format.

Cheers,
Mark

> - 1 GB: no highmem needed
> 1-3 GB: 3GB higmem
> 4GB: PAE or 64bit
>
> and yes, its the same for xen3
>
> /Ernst
>
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-- 
Dave: Just a question. What use is a unicyle with no seat?  And no pedals!
Mark: To answer a question with a question: What use is a skateboard?
Dave: Skateboards have wheels.
Mark: My wheel has a wheel!

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