From: SeongJae Park Date: Fri, 1 May 2026 01:17:39 +0000 (-0700) Subject: Docs/admin-guide/mm/damon/reclaim: update for autotune_monitoring_intervals X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1794454a3bf66974f806301fa2952aed719780fb;p=thirdparty%2Fkernel%2Fstable.git Docs/admin-guide/mm/damon/reclaim: update for autotune_monitoring_intervals Update DAMON_RECLAIM usage document for the newly added monitoring intervals auto-tuning enablement parameter. Link: https://lore.kernel.org/20260501011740.81988-3-sj@kernel.org Signed-off-by: SeongJae Park Cc: David Hildenbrand Cc: Jonathan Corbet Cc: Liam R. Howlett Cc: Lorenzo Stoakes Cc: Michal Hocko Cc: Mike Rapoport Cc: Suren Baghdasaryan Cc: Vlastimil Babka Signed-off-by: Andrew Morton --- diff --git a/Documentation/admin-guide/mm/damon/reclaim.rst b/Documentation/admin-guide/mm/damon/reclaim.rst index 57ab8b187650..ec7e3e32b4ac 100644 --- a/Documentation/admin-guide/mm/damon/reclaim.rst +++ b/Documentation/admin-guide/mm/damon/reclaim.rst @@ -85,6 +85,17 @@ identifies the region as cold, and reclaims it. 120 seconds by default. +autotune_monitoring_intervals +----------------------------- + +If this parameter is set as ``Y``, DAMON_RECLAIM automatically tunes 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 minimum, and 10 seconds in maximum. Setting this as +``N`` disables the auto-tuning. + +Disabled by default. + quota_ms --------