Re: [Xen-users] xen kernel smp; but only one cpu

[Gregor Reich <greich@xxxxxxxx>]

Thank you for the resonse.

> I think dom0 only uses one CPU by default - this is by design.  You 
> should be able to add more CPUs to it (I'm not sure how, although 
> maybe vcpu-add would work).
>   
vcpu-add does work infact; but as far as I know, it attaches more 
virtual cpus to dom0, but no real cpus
> domUs should also be able to be SMP perfectly happily, if they have 
> support compiled in.
>   
I can attach more vcpus, but the don't care about real ones (?!, this is 
the VMM design - am I wrong?)
> The reference you found on the xen-devel list is probably out of date 
> now: it used to be that Xen supported multiprocessor systems, but 
> guests could only be uniprocessor.  This is no longer the case, since 
> Xen 3.0, so you shouldn't have to worry about it.
>   
the post is from may 2006, so xen 3.0 should have been released
> Hope this helps you get up and running!
>   
unfortunately not :-(

Regards, Gregor

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