[ale] Virtualization

[Geoffrey]

Mike Harrison wrote:
> James P. Kinney III summarized nicely:
>> It always seemed to me that virtualization is a good thing for test
>> environments and extremely light loads that are not mission critical.
>> But the ideal use in a mission critical environment is as a backup
>> environment for the real hardware.
> 
> Summarized nicely! - Locally at an AITP meeting, the Chief
> InfoSec Officer from UNUM (insurance company)spoke about a lot of things,
> and added some problems in that some OS 'updates' caused
> problems with their virtual environments. They were in the process
> of de-virtualization, largely because of her pet peave, security issues,
> but also because much of the "Load up an instance for XXXX" was really
> a work around of setting up a single system to do more than one thing
> with one or more intelligent administrators.
> 
> My personal experience with them is, even with MS-OS's..
> 50 poorly configured virtual machines on 10 physical servers
> does not necessarily outperform 5 properly setup systems
> doing the same jobs.

Sure, but how do 50 properly configured virtual machines compare to 5 
poorly configured systems???

Compare apples to apples.

How does 50 properly configured virtuals on 10 physical servers compare 
to 5 properly setup systems???

-- 
Until later, Geoffrey

Those who would give up essential Liberty, to purchase a little
temporary Safety, deserve neither Liberty nor Safety.
  - Benjamin Franklin