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authorVladimir Davydov <vdavydov@virtuozzo.com>2016-03-17 14:17:35 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-17 15:09:34 -0700
commit27ee57c93ff00b8a2d6c6dd6b0b3dddda7b43b77 (patch)
treea848f3e480c7b486a825c01b2cb6dd09ad79459e /Documentation
parent72b54e7314a2e7a68567c92bbb32fe2598a3c783 (diff)
mm: memcontrol: report slab usage in cgroup2 memory.stat
Show how much memory is used for storing reclaimable and unreclaimable in-kernel data structures allocated from slab caches. Signed-off-by: Vladimir Davydov <vdavydov@virtuozzo.com> Acked-by: Johannes Weiner <hannes@cmpxchg.org> Cc: Michal Hocko <mhocko@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/cgroup-v2.txt15
1 files changed, 15 insertions, 0 deletions
diff --git a/Documentation/cgroup-v2.txt b/Documentation/cgroup-v2.txt
index ff49cf901148..e4e0c1d78cee 100644
--- a/Documentation/cgroup-v2.txt
+++ b/Documentation/cgroup-v2.txt
@@ -843,6 +843,11 @@ PAGE_SIZE multiple when read back.
Amount of memory used to cache filesystem data,
including tmpfs and shared memory.
+ slab
+
+ Amount of memory used for storing in-kernel data
+ structures.
+
sock
Amount of memory used in network transmission buffers
@@ -871,6 +876,16 @@ PAGE_SIZE multiple when read back.
on the internal memory management lists used by the
page reclaim algorithm
+ slab_reclaimable
+
+ Part of "slab" that might be reclaimed, such as
+ dentries and inodes.
+
+ slab_unreclaimable
+
+ Part of "slab" that cannot be reclaimed on memory
+ pressure.
+
pgfault
Total number of page faults incurred