Re: [Xen-devel] Balloon driver

[Matthieu PATOU <matxen@xxxxxxxxx>]

> > I heard about the balloon driver but can't find doc on it...
> > What's that?
> 
> It allows a domain to give some of its memory back to Xen.  This makes its 
> memory footprint smaller.  The memory can then be used for other domains.  
> The memory can be reclaimed later so domains can also grow.
> 
> To use the driver:
> * In a domain, "cat <memory target> > /proc/xen/balloon"
> * In domain zero use "xm balloon <dom> <memory target>
is it also avalaible to dom0, i mean does dom0 can also reduce/grow his memory ?


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