[CentOS] XEN

Dave Stevens geek at uniserve.com
Sat Feb 6 00:25:49 UTC 2010

Quoting Matt <lm7812 at gmail.com>:

> I have a fairly high disk i/o intensive email server I am thinking of
> upgrading.  I was thinking of upgrading it to CentOS 5.x 64bit.  I was
> also thinking of running it as a guest under XEN.  Would this allow me
> to more easilly transfer it to faster hardware in the future?  Or
> would running as a guest seriously hurt disk i/o?

I'm running a web and mail server in a guest xen domain with a raid 10  
setup and have no disk i/o issues. I think you haven't supplied enough  
info for a complete answer, though. How much traffic, how much RAM,  
what disk(s) size and config will make a difference.


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