Re: [Xen-users] Physical memory not fully available to DomU's

[Pim van Riezen <pi+lists@xxxxxxxxxxxx>]

On Sep 6, 2011, at 12:12 , James Dingwall wrote:

> 
>>> Hmm, just one reply of somebody who has the same issue. No one else 
>>> encountered this problem? Or has any kind of clue?
>> 
>> Dennis,
>> 
>> We're not seeing this issue and we're scaling up to 128GB RAM. We do, as a 
>> standard, limit dom0_mem to 2/4GB on the grub line for the >hypervisor. I 
>> wouldn't be surprised if this were a factor.
> 
> What do you have CONFIG_XEN_MAX_DOMAIN_MEMORY set to in your kernel config?  
> I thought that this parameter was only about how much memory any individual 
> domU could address but...
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We have been using stock RHEL xen-kernels and experimenting with 3.0.x, in both 
cases these were kept at vanilla settings.

Pi



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