[Ilugc] Virtualization

[Arun Khan]

On Wednesday 20 Aug 2008, benjamin wrote:
> "Virtualization is a technique by which mutiple guest operating
> system can be allowed to be run on a base operating system"
>
> on "a base operating system" or  "on the hardware"?

On a "base (or host) operating system". 

VM has been there on mainframes for a long time (the Big Iron has a 
layer of "base" OS to host multiple instances of guest OSs).  Only in 
the past few years, with advances in desktop CPU arch. and lower memory 
cost, it has come to commodity PC hardware.

-- 
Arun Khan