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-rw-r--r--Documentation/admin-guide/cgroup-v2.rst7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/admin-guide/cgroup-v2.rst b/Documentation/admin-guide/cgroup-v2.rst
index 9badcb21db6f..4ef890191196 100644
--- a/Documentation/admin-guide/cgroup-v2.rst
+++ b/Documentation/admin-guide/cgroup-v2.rst
@@ -1580,6 +1580,13 @@ PAGE_SIZE multiple when read back.
Healthy workloads are not expected to reach this limit.
+ memory.swap.peak
+ A read-only single value file which exists on non-root
+ cgroups.
+
+ The max swap usage recorded for the cgroup and its
+ descendants since the creation of the cgroup.
+
memory.swap.max
A read-write single value file which exists on non-root
cgroups. The default is "max".