Messages in this thread | | | Date | Tue, 19 Feb 2013 16:21:28 -0800 | Subject | Re: [PATCH v2] memcg: Add memory.pressure_level events | From | Tejun Heo <> |
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Hello,
On Tue, Feb 19, 2013 at 4:17 PM, Minchan Kim <minchan@kernel.org> wrote: > Should we really enable memcg for just pressure notificaion in embedded side? > I didn't check the size(cgroup + memcg) and performance penalty but I don't want > to add unnecessary overhead if it is possible. > Do you have a plan to support it via global knob(ie, /proc/mempressure), NOT memcg?
That should be handled by mempressure at the root cgroup. If that adds significant amount of overhead code or memory-wise, we just need to fix root cgroup handling in memcg. No reason to further complicate the interface which already is pretty complex.
Thanks.
-- tejun
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