The patch titled
Subject: mmmemcg-provide-per-cgroup-counters-for-numa-balancing-operations-v4
has been added to the -mm mm-unstable branch. Its filename is
mmmemcg-provide-per-cgroup-counters-for-numa-balancing-operations-v4.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mmmemcg-provide-per-cgroup-counters-for-numa-balancing-operations-v4.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Kaiyang Zhao <kaiyang2@xxxxxxxxxx>
Subject: mmmemcg-provide-per-cgroup-counters-for-numa-balancing-operations-v4
Date: Wed, 14 Aug 2024 23:51:22 +0000
added documentation of the memcg counters in cgroup-v2.rst
Link: https://lkml.kernel.org/r/20240814235122.252309-1-kaiyang2@xxxxxxxxxx
Signed-off-by: Kaiyang Zhao <kaiyang2@xxxxxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxxxxx>
Cc: Muchun Song <muchun.song@xxxxxxxxx>
Cc: Roman Gushchin <roman.gushchin@xxxxxxxxx>
Cc: Shakeel Butt <shakeel.butt@xxxxxxxxx>
Cc: Wei Xu <weixugc@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
Documentation/admin-guide/cgroup-v2.rst | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
--- a/Documentation/admin-guide/cgroup-v2.rst~mmmemcg-provide-per-cgroup-counters-for-numa-balancing-operations-v4
+++ a/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.
_
Patches currently in -mm which might be from kaiyang2@xxxxxxxxxx are
mm-consider-cma-pages-in-watermark-check-for-numa-balancing-target-node.patch
mm-create-promo_wmark_pages-and-clean-up-open-coded-sites.patch
mm-print-the-promo-watermark-in-zoneinfo.patch
mmmemcg-provide-per-cgroup-counters-for-numa-balancing-operations.patch
mmmemcg-provide-per-cgroup-counters-for-numa-balancing-operations-v4.patch
