[CentOS-virt] Best virtualization setup for Centos 5.2

Kai Schaetzl maillists at conactive.com
Thu Jan 22 07:31:20 UTC 2009

Dennis J. wrote on Wed, 21 Jan 2009 20:00:24 +0100:

> Doing a "hdparm -t" on the host system consistently gives 
> me a result of about 70MB/sec yet in a KVM guest I get results ranging from 
> 40MB/sec to 125MB/sec on each run.

The higher results after the first run are from caching. Xen will give you 
just a little bit less than the host. We are using only Xen and are happy with 
it. If you want to use CentOS on CentOS, there's nothing that beats Xen. 
Absolutely stable, reliable and good performance.


Kai Schätzl, Berlin, Germany
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