Hi Sri...

On Sat, Sep 11, 2010 at 09:19, Sri Ram Vemulpali
<[email protected]> wrote:
> Hi all,
>       I have a question on MMU. Memory management is used to segregate the
> memory between process and make sure no process steps on each other. Also,
> it provides abstraction to whole available memory in a conceptual way called
> virtual address.
> Now my question is, we can do all this in software, I mean simulate and map
> the virtual address to physical address not taking hardware support. Now why
> is the hardware unit MMU is given with processor. Is there any special
> reason.

It sounds like you're comparing the situation between full software
virtualization without any help (Xen dom0 in non VT/SVM enabled
processor) VS KVM in VT/SVM enabled processor.

Got the picture? You could draw the advantage? One word: speed....

-- 
regards,

Mulyadi Santosa
Freelance Linux trainer and consultant

blog: the-hydra.blogspot.com
training: mulyaditraining.blogspot.com

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