[vbox-dev] Transparent Memory Compress
howard0su at gmail.com
Fri Jan 21 17:28:09 PST 2011
On Fri, Jan 21, 2011 at 11:45 PM, Klaus Espenlaub <
klaus.espenlaub at oracle.com> wrote:
> On 20.01.2011 15:33, Howard Su wrote:
>> Does vbox has this feature or in the road-map? If not, someone is
>> familiar with the code base can show me some lights on what's the start
>> point to add this feature?
> What do you mean with "compress" - identifying indentical pages between VMs
> and eliminating the duplicates? That's been added in VBox 3.2, page fusion.
> thanks. this is what i am looking for. Can you point me where is the
related source code? I want to study it a bit.
> True compression of memory pages doesn't sound sensible to me at the VM
> level - we don't know as much about the meaning/use pattern of a memory page
> than the guest OS. Compressing the wrong pages would potentially do more
> harm than good. It's a feature which is popping up in some operating
> systems, and there it makes sense.
> agree. i am not looking for this at all.
>> vbox-dev mailing list
>> vbox-dev at virtualbox.org
> vbox-dev mailing list
> vbox-dev at virtualbox.org
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