[CentOS-virt] Windows Xen VM's have high guest CPU usage and poor performance

Andri Möll andri at dot.ee
Thu Jan 21 20:56:15 UTC 2010


On Thu, 2010-01-21 at 12:31 -0500, Ryan Pugatch wrote:
> compdoc wrote:
> 
> > 
> > If you have only one network card in the server, you should
> > add more. 32 computers (vms) sharing one card is only one
> > bottleneck your system has. Another would be using a file to
> > run the vm from, rather than a block device.
> > 
> 
> Is it possible to migrate from a block device to file?

Use /bin/dd to copy to a file and change the VM conf to reflect that.


Andri



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