[Users] Sharing pages between VMs

Pavel Emelianov xemul at openvz.org
Wed Sep 20 10:06:27 EDT 2006


Enrico Weigelt wrote:
> Hi folks,
>
> is it possible to share pages between several VMs if they use
> the same filesystem ? 

This is done "autmatically" :)
When two VEs open/mmap the same file it's pages
are shared between them.

>
> This would have the advantage that, for example, processes on 
> several VMs mmap the files (ie. text segments), 
> much memory would be saved. 
>
>
> thx



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