[RFC PATCH 11/11] Docs/admin-guide/mm/damon/lru_sort: document intervals autotuning

From: SeongJae Park
Date: Sat Jun 28 2025 - 12:54:19 EST


Document a newly added DAMON_LRU_SORT module parameter for using
monitoring intervals auto-tuning feature of DAMON.

Signed-off-by: SeongJae Park <sj@xxxxxxxxxx>
---
Documentation/admin-guide/mm/damon/lru_sort.rst | 11 +++++++++++
1 file changed, 11 insertions(+)

diff --git a/Documentation/admin-guide/mm/damon/lru_sort.rst b/Documentation/admin-guide/mm/damon/lru_sort.rst
index ca4e071b3159..f9dfa8255dda 100644
--- a/Documentation/admin-guide/mm/damon/lru_sort.rst
+++ b/Documentation/admin-guide/mm/damon/lru_sort.rst
@@ -91,6 +91,17 @@ increases and decreases the effective level of the quota aiming the LRU

Disabled by default.

+Auto-tune monitoring intervals
+------------------------------
+
+If this parameter is set as ``Y``, DAMON_LRU_SORT automatically tune DAMON's
+sampling and aggregation intervals. The auto-tuning aims to capture meaningful
+amount of access events in each DAMON-snapshot, while keeping the sampling
+interval 5 milliseconds in minimu, and 10 seconds in maximum. Setting this as
+``Y`` disables the auto-tuning.
+
+Disabled by default.
+
filter_young_pages
------------------

--
2.39.5