VirtualBox multi cpu

Christopher A. Williams chriswfedora at cawllc.com
Thu Mar 24 12:29:43 UTC 2011


On Thu, 2011-03-24 at 19:46 +0800, Ian Chapman wrote: 
> On 23/03/11 02:00, Christopher A. Williams wrote:
> 
> > This is also something that must be pre-allocated in vBox. Thus, the
> > correct procedure is to add virtual CPUs via the "Processor" tab as
> > described above. Other hypervisors (VMware vSphere, Hyper-V) are
> > starting to support "hot add" of vCPUs on Windows and Linux VMs. None,
> > however, support a "hot remove" of vCPUs at this time.
> 
> I believe VirtualBox does support hot add and remove of processors.

...Indeed!

Must have missed that update. It's right here in the documentation:
http://www.virtualbox.org/manual/ch09.html#cpuhotplug

You do need to pre-configure the VM to enable it, as well as specify the
max number of vCPUs it can have. But once you've done that, you're good
to go.

Thanks for pointing it out.

Chris

-- 

======================
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we run the risk of failure."

-- Former President Bill Clinton



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