Messages in this thread | | | From | Song Liu <> | Subject | Re: [PATCH] mm: memcontrol: add file_thp, shmem_thp to memory.stat | Date | Mon, 26 Oct 2020 20:24:50 +0000 |
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> On Oct 22, 2020, at 8:18 AM, Johannes Weiner <hannes@cmpxchg.org> wrote: > > As huge page usage in the page cache and for shmem files proliferates > in our production environment, the performance monitoring team has > asked for per-cgroup stats on those pages. > > We already track and export anon_thp per cgroup. We already track file > THP and shmem THP per node, so making them per-cgroup is only a matter > of switching from node to lruvec counters. All callsites are in places > where the pages are charged and locked, so page->memcg is stable. > > Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: Song Liu <songliubraving@fb.com>
Thanks!
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