Re: [Xen-devel] about page cache architecture of the dom0 and domUs in xen platform

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Wed, Feb 01, 2012 at 11:50:06AM +0800, hxkhust wrote:
>    Hi,
>    I encounter a problem that has puzzled me for a long time.On a Xen
>    virtualization platform, some VMs ,whose virtual disks are image files
>    ,are running in DomUs.Under this situation ,does the Dom0 cache the pages
>    from the VMs?Does the filesystem in Dom0 see the VMs as general processes?
> 

It depends which disk backend driver you're using for the domU disks..
(file: or tap:aio:)

-- Pasi


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