Re: [Xen-users] Xen Not Support multi-cpu??

[Xin Chen <xcheney@xxxxxxxxxxxxxx>]

Hi Mark,

thanks for your quick reply!!!

by the way,

It's normal to run dom0 as a UP guest though

what is UP guest ? how to do that??

sorry about my stupid..

thanks:)

xin


Mark Williamson wrote:

> Hi,
>
> That info is out of date, Xen ha supported SMP guests throughout the 3.x 
> series, so it should work fine for you.
> It's normal to run dom0 as a UP guest though, since this is often only used 
> for IO.  Dedicating a core or hyperthread to it can improve performance.
> Cheers,
> Mark
>
> On Tuesday 13 March 2007 00:44, Xin Chen wrote:
>  
>
> > Hi ,
> >
> > I just saw this from xen wiki-faq.
> >
> >
> >    4.3. When I boot vmlinuz-xen0, why doesn't it detect my second CPU?
> >
> > You may expect the initial Linux instance to detect all your CPUs, but
> > this is never the case. Your secondary CPUs will have been detected by
> > Xen, but we do not currently support multi-CPU virtual machines, so
> > vmlinuz-xen0 can only see one CPU. Of course, you can create extra VMs
> > and run them on your other CPUs. Support for multi-processor VMs is in
> > the pipeline.
> >
> >
> > does that mean xen doesn't support 2 cpus??
> >
> > man..
> >
> > thanks in advance!
> > xin
> >
> > _______________________________________________
> > Xen-users mailing list
> > Xen-users@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-users
> >    
>  

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