Messages in this thread | | | Date | Thu, 22 Oct 2020 11:00:32 -0700 (PDT) | From | David Rientjes <> | Subject | Re: [PATCH] mm: memcontrol: add file_thp, shmem_thp to memory.stat |
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On Thu, 22 Oct 2020, Johannes Weiner 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: David Rientjes <rientjes@google.com>
Nice!
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