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SubjectRe: [PATCH v2 6/9] per-cgroup tcp buffers control
On Fri, 9 Sep 2011 09:01:32 -0300
Glauber Costa <glommer@parallels.com> wrote:

> On 09/09/2011 12:12 AM, KAMEZAWA Hiroyuki wrote:
> > On Wed, 7 Sep 2011 01:23:16 -0300
> > Glauber Costa<glommer@parallels.com> wrote:
> >
> >> With all the infrastructure in place, this patch implements
> >> per-cgroup control for tcp memory pressure handling.
> >>
> >> Signed-off-by: Glauber Costa<glommer@parallels.com>
> >> CC: David S. Miller<davem@davemloft.net>
> >> CC: Hiroyouki Kamezawa<kamezawa.hiroyu@jp.fujitsu.com>
> >> CC: Eric W. Biederman<ebiederm@xmission.com>
> >
> > Hmm, then, kmem_cgroup.c is just a caller of plugins implemented
> > by other components ?
>
> Kame,
>
> Refer to my discussion with Greg. How would you feel about it being
> accounted to a single "kernel memory" limit in memcg?
>

Hmm, it's argued that 'cgroup is hard to use, it's difficult!!!'.

Then, if implementation is clean, I think it may be good to add
kmem limit to memcg.

Your and Greg's idea is to have

memory.kmem_limit_in_bytes
?

Thanks,
-Kame



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