Re: kernel-PAE or xen or both?

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2008/3/5, Robert Locke <lists@xxxxxxxxx>:
>
>  On Wed, 2008-03-05 at 12:51 +0100, Maurizio Rottin wrote:
>  <snip>
>
> > Then i'm wandering if the problem can be memory usage, since to use
>  > more that 4GB i should use kernel_PAE instead.
>  > Maybe, if kernel-xen is not compiled against PAE, the server does not
>  > know how to use the last GB...just supposing...
>  > But can i have kernel-xen combined with PAE?!? i don't know...
>
>
> I don't know about what issue you are facing but can give you an FYI.
>  kernel-xen, or perhaps, more specifically, xen is PAE aware.  I think it
>  may even "require" the CPU flag to be there.  So you should be able to
>  utilize the full 5GB of the machine across the VM's when using
>  kernel-xen for each of them.  If it is specifically blowing up on the
>  additional RAM, it sounds like perhaps a bug.  You might want to try
>  subscribing to the fedora-xen list to get some help there.
>
>  I am pretty sure that Dom0 will require that you run kernel-xen, but if
>  you want to run kernel-PAE in any of the other DomU's, you need to turn
>  on "full" virtualization for that DomU. If you want to run "para"
>  virtualized you need to be running kernel-xen in the DomU.
>
>  Hope that helps a little at least,
>

ok, thanks a lot!

-- 
mr

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