Messages in this thread |  | | Date | Fri, 16 Dec 2022 06:42:10 +0000 | Subject | Re: [PATCH] mm/memcontrol: Skip root memcg in memcg_memory_event_mm | From | Shakeel Butt <> |
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On Fri, Dec 16, 2022 at 09:43:02AM +0800, Haifeng Xu wrote: > > > On 2022/12/16 02:18, Shakeel Butt wrote: > > On Thu, Dec 15, 2022 at 09:19:07AM +0000, Haifeng Xu wrote: > >> The memory events aren't supported on root cgroup, so there is no need > >> to account MEMCG_OOM_KILL on root memcg. > >> > > > > Can you explain the scenario where this is happening and causing issue > > for you? > > > If the victim selected by oom killer belongs to root memcg, memcg_memory_event_mm > still counts the MEMCG_OOM_KILL event. This behavior is meaningless because the > flag of events/events.local in memory_files is CFTYPE_NOT_ON_ROOT. The root memcg > does not count any memory event. >
What about v1's memory.oom_control?
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