linux-kernel - Re: [ckrm-tech] [patch00/05]: Containers(V2)- Introduction

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Date:	Wed, 20 Sep 2006 12:51:00 -0700
From:	"Paul Menage" <menage@...gle.com>
To:	"Christoph Lameter" <clameter@....com>
Cc:	"Peter Zijlstra" <a.p.zijlstra@...llo.nl>,
	"Nick Piggin" <nickpiggin@...oo.com.au>,
	CKRM-Tech <ckrm-tech@...ts.sourceforge.net>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	"Linux Memory Management" <linux-mm@...ck.org>,
	"Rohit Seth" <rohitseth@...gle.com>, devel@...nvz.org
Subject: Re: [ckrm-tech] [patch00/05]: Containers(V2)- Introduction

On 9/20/06, Christoph Lameter <clameter@....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.

Paul
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