Hi Luca,
On Thu, Aug 23, 2007 at 11:25:40AM +0200, Luca Manganelli wrote:
> Mark Williamson wrote:
> >If you have 32-bit, non-PAE Xen then 4GB host ram is supported.
> >For 32-bit PAE Xen it's more - maybe around 16GB, I think?
> >For 64-bit Xen it's more again.
> >
> So, to have more than 4GB on a 32bit:
> domain0 --> kernel xen with PAE enabled
Kernel and hypervisor need to be PAE-enabled.
> vmX --> these VMs have less than 4GB. Must I install the PAE enabled
> kernel in them, too?
Yes, PAE hypervisor only supports PAE domU kernels. PAE domu
kernels are a good idea anyway as they will work with both 64-bit
hypervisor and PAE hypervisor.
> So, a VM can release free memory to system RAM, is it true? On VMWARE
> it's never released, it only grows.
I don't know the answer to this one, sorry.
Cheers,
Andy
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