[Devel] Re: [RFC] [PATCH] Cgroup based OOM killer controller

[David Rientjes]

On Tue, 27 Jan 2009, Nikanth Karthikesan wrote:

> > I don't understand what you're arguing for here.  Are you suggesting that
> > we should not prefer tasks that intersect the set of allowable nodes?
> > That makes no sense if the goal is to allow for future memory freeing.
> >
> 
> No. Actually I am just wondering, will it be possible to check whether a 
> particular task has memory allocated or mmaped from this node to avoid killing 
> an innocent task.

That's certainly idealistic, but cannot be done in an inexpensive way that 
would scale with the large systems that clients of cpusets typically use.
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