From: Kaiyang Zhao <kaiyang2@cs.cmu.edu> Date: Wed, 14 Aug 2024 23:51:22 +0000 (+0000) Subject: mmmemcg-provide-per-cgroup-counters-for-numa-balancing-operations-v4 X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=789f31e4b633bed290959533a2b82a8212f4830c;p=users%2Fjedix%2Flinux-maple.git mmmemcg-provide-per-cgroup-counters-for-numa-balancing-operations-v4 added documentation of the memcg counters in cgroup-v2.rst Link: https://lkml.kernel.org/r/20240814235122.252309-1-kaiyang2@cs.cmu.edu Signed-off-by: Kaiyang Zhao <kaiyang2@cs.cmu.edu> Cc: David Rientjes <rientjes@google.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Michal Hocko <mhocko@kernel.org> Cc: Muchun Song <muchun.song@linux.dev> Cc: Roman Gushchin <roman.gushchin@linux.dev> Cc: Shakeel Butt <shakeel.butt@linux.dev> Cc: Wei Xu <weixugc@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> --- diff --git a/Documentation/admin-guide/cgroup-v2.rst b/Documentation/admin-guide/cgroup-v2.rst index f0499884124d..d3344218010c 100644 --- a/Documentation/admin-guide/cgroup-v2.rst +++ b/Documentation/admin-guide/cgroup-v2.rst @@ -1617,6 +1617,25 @@ The following nested keys are defined. Usually because failed to allocate some continuous swap space for the huge page. + numa_pages_migrated (npn) + Number of pages migrated by NUMA balancing. + + numa_pte_updates (npn) + Number of pages whose page table entries are modified by + NUMA balancing to produce NUMA hinting faults on access. + + numa_hint_faults (npn) + Number of NUMA hinting faults. + + pgdemote_kswapd + Number of pages demoted by kswapd. + + pgdemote_direct + Number of pages demoted directly. + + pgdemote_khugepaged + Number of pages demoted by khugepaged. + memory.numa_stat A read-only nested-keyed file which exists on non-root cgroups.