[linux-elitists] Virtualization

Mike MacCana mmaccana@redhat.com
Tue Feb 22 15:32:00 PST 2005


J. Paul Reed wrote:

>On 22 Feb 2005 at 08:51:49, Don Marti arranged the bits on my disk to say:
>
>  
>
>>Virtualization was a big buzzword at LinuxWorld,
>>and I'm starting to suspect it's a load of crap.
>>
>>Why would you partition a big expensive server into
>>the equivalent of several small cheap servers that
>>add up to a fraction of the big server's price?
>>
>>And why would you license a fancy virtualization
>>layer when you could just buy blade servers?
>>
>>Real or virtual, you still need to manage the servers
>>-- so why not just put in good management software
>>(including power management, which you really need for
>>big blade installations) and skip the virtualization
>>malarkey?
>>    
>>
>
>All of these use cases ignore the "cooler" ("more practical," really) uses
>of VMs, like zero-downtime hardware maintenance, instant backups, instant
>provisioning, implementing enforceable security policies, and stuff like
>that.
>  
>
Actually, the one thing I don't like about virtualization is VMWare. A 
great app, but only necessary because Windows isn't ported to any kind 
of VM.

The need for virtualized CPUs to run Windows on sucks.

Mike



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