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authorSeongJae Park <sj@kernel.org>2025-03-03 14:17:26 -0800
committerAndrew Morton <akpm@linux-foundation.org>2025-03-17 00:05:34 -0700
commitb243d666d1079587daa3f41fffdabbabad8dd075 (patch)
tree5968a50cac468fb1628fc0dfb46afc50b12d4031 /Documentation/mm
parente2b23dc62369b76b68d8354f12baeaff14b6e24f (diff)
downloadath-b243d666d1079587daa3f41fffdabbabad8dd075.tar.gz
Docs/admin-guide/mm/damon/usage: add intervals_goal directory on the hierarchy
Document DAMON sysfs interface usage for DAMON sampling and aggregation intervals auto-tuning. Link: https://lkml.kernel.org/r/20250303221726.484227-9-sj@kernel.org Signed-off-by: SeongJae Park <sj@kernel.org> Cc: Jonathan Corbet <corbet@lwn.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'Documentation/mm')
-rw-r--r--Documentation/mm/damon/design.rst4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/design.rst
index 5a8c1752dc8a9..e6fd3b604e708 100644
--- a/Documentation/mm/damon/design.rst
+++ b/Documentation/mm/damon/design.rst
@@ -366,6 +366,10 @@ is recommended. Note that Parreto principle (80/20 rule) has applied twice.
That is, assumes 4% (20% of 20%) DAMON-observed access events ratio (source)
to capture 64% (80% multipled by 80%) real access events (outcomes).
+To know how user-space can use this feature via :ref:`DAMON sysfs interface
+<sysfs_interface>`, refer to :ref:`intervals_goal <sysfs_scheme>` part of
+the documentation.
+
.. _damon_design_damos: