memrlimit controller merge to mainline

KAMEZAWA Hiroyuki kamezawa.hiroyu at
Mon Jul 28 23:01:11 PDT 2008

On Fri, 25 Jul 2008 17:46:45 +0100 (BST)
Hugh Dickins <hugh at> wrote:

> IIRC Rik expressed the same by pointing out that a cgroup at its
> swap limit would then be forced to grow in mem (until it hits its
> mem limit): so controlling the less precious resource would increase
> pressure on the more precious resource.  (Actually, that probably
> bears little relation to what he said - sorry, Rik!)  I don't recall
> what answer he got, perhaps I'd be persuaded if I heard it again.
Added Nishimura to CC.

IMHO, from user point of view, both of
 - having 2 controls as mem controller + swap controller
 - mem + swap controller
doesn't have much difference. The users will use as they like.

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