Messages in this thread | | | Date | Mon, 30 Jun 2008 17:17:08 +0900 | From | KOSAKI Motohiro <> | Subject | Re: [RFC 5/5] Memory controller soft limit reclaim on contention |
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> > yes, memcg used only one page. > > but mem_cgroup_reclaim_on_contention() reclaim for generic alloc_pages(), instead for memcg. > > we can't assume memcg usage. > > isn't it? > > Yes, but the reclaim is from memcg pages (memcg groups that are over their soft > limit). I am not sure if I understand your point? If your claim is that we don't > free up pages of at-least order (as desired by __alloc_pages_internal()), that > is correct. We can ensure that we do a pass over memcg and generic zone LRU.
exactly. Thank you.
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