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xen-ia64-devel
Re: [Xen-ia64-devel] [PATCH] Return ENOMEM if VPD allocation failed
Hi Tristan,
>On Fri, May 11, 2007 at 09:06:11AM +0800, Xu, Anthony wrote:
>> >If we would like to support many domains and many vcpus,
>> >I think that we should expand xenheap.
>> >I think that the simplest method is changing PS of ITR[0]
>> >and DTR[0] to 256M byte. Do you have good ideas?
>> >
>> Agree, we should expand xenheap if we want to support more domain/vcpu.
>IIRC xenheap is 64MB now. Does it mean that each domain uses about 1MB ?
>(Seems to be big). Or the initial allocation is important ?
Sorry, my explanation was not enough.
When I tested to creating 60 UP-domains, xenheap remains was an
about 33M byte.
I think that perhaps we can create 60 SMP-domains with each 4 vcpus.
But I do not test it.
Thanks,
Kan
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