Xen zen? Anyone?

[Rahul Sundaram]

David Cary Hart wrote:

>This is an exercise in intellectual curiosity. Do I understand the
>concept correctly?
>
>I see two possible applications:
>
>        1) Running instances of FC4 and FC5 beta as virtual machines.
>        Does this make sense?
>  
>
Yes.

>        2) Splitting a server into functional virtual machines. For
>        example, an instance running postfix, an instance running httpd
>        and an instance for rbldnsd.
>  
>
You can do that.

>	a) Does this improve performance?
>  
>
Yes for many use cases.

>	b) Is it safe on a production server?
>  
>
There have been production deployments of Xen and in Fedora.

More details available here
http://fedoraproject.org/wiki/Tools/xen

regards
Rahul