[CentOS] Clustering

[Simon Billis]

Bo Lynch sent a missive on 2010-02-05:

> On Fri, February 5, 2010 9:02 am, Athmane Madjoudj wrote:
>>> Whats your thoughts on Vmware server over esxi?
>>> Really do not want to have to budget for Virtualization if I do not
>>> have to.
>>> Thanks for any info.
>> 
>> Here is a comparison of VMware ESXi and Server notice that server
>> doesn't cost money.
>> 
>> http://www.vmware.com/products/server/faqs.html
>> 
>> both are proprietary
>> there are a lot of good FOSS alternatives such:
>> 
>> KVM (require a modern hardware)
>> Xen (need a patched kernel: available in centos repos) OpenVZ (need
>> a patched kernel: available in openvz repos, mainly for VPS but
>> personalty i use it)
>> 
>> HTH
>> 
>> --
>> Athmane Madjoudj
> 
> Does anyone have any experience with KVM or OpenVZ? If I can stick to
> something that is not proprietary that would be great. I didn't realize
> there were so many options. Any info would be greatly appreciated. Bo

OpenVZ is containerisation and not virtualisation and therefore limits the
os running to a minor version of the base os. If you need to have say
Centos4, Centos5, Solaris 10, Windows on the same box then this is not for
you.