Paul Menage Messages: 642 Registered: September 2006
Senior Member
On 9/20/06, Christoph Lameter <clameter@sgi.com> wrote:
> On Wed, 20 Sep 2006, Peter Zijlstra wrote:
>
> > > Which comes naturally with cpusets.
> >
> > How are shared mappings dealt with, are pages charged to the set that
> > first faults them in?
>
> They are charged to the node from which they were allocated. If the
> process is restricted to the node (container) then all pages allocated
> are are charged to the container regardless if they are shared or not.
>
Or you could use the per-vma mempolicy support to bind a large data
file to a particular node, and track shared file usage that way.
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