Re: [Xen-devel] copy on write memory

[Adam Heath <doogie@xxxxxxxxxxxxx>]

On Mon, 15 Nov 2004, Rik van Riel wrote:

> On Mon, 15 Nov 2004, Peri Hankey wrote:
>
> > It occurred to me that the equivalent in the Xen world would be to use
> > one Linux xenU domain purely as a page-table manager for a collection of
> > separate xenU domains that are expected or known have similar process
> > populations.
>
> UML copy on write is only for filesystems, isn't it ?

And, since UML can use mmap access, if there are shared filesystems, it can
reduce memory pressure.  Maybe that is something that can be worked on for
xen.


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