@@ -91,6 +91,36 @@ Description: Writing a value to this file sets the update interval of the
DAMON context in microseconds as the value. Reading this file
returns the value.
+What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/monitoring_attrs/intervals/intrvals_goal/samples_bp
+Date: Feb 2025
+Contact: SeongJae Park <sj@kernel.org>
+Description: Writing a value to this file sets the monitoring intervals
+ auto-tuning target positive access check samples ratio within
+ the given time interval (aggrs in same directory), in bp
+ (1/10,000). Reading this file returns the value.
+
+What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/monitoring_attrs/intervals/intrvals_goal/aggrs
+Date: Feb 2025
+Contact: SeongJae Park <sj@kernel.org>
+Description: Writing a value to this file sets the time interval to achieve
+ the monitoring intervals auto-tuning target positive access
+ check samples ratio (samples_bp in same directory) within.
+ Reading this file returns the value.
+
+What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/monitoring_attrs/intervals/intrvals_goal/min_sample_us
+Date: Feb 2025
+Contact: SeongJae Park <sj@kernel.org>
+Description: Writing a value to this file sets the minimum value of
+ auto-tuned sampling interval in microseconds. Reading this
+ file returns the value.
+
+What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/monitoring_attrs/intervals/intrvals_goal/max_sample_us
+Date: Feb 2025
+Contact: SeongJae Park <sj@kernel.org>
+Description: Writing a value to this file sets the maximum value of
+ auto-tuned sampling interval in microseconds. Reading this
+ file returns the value.
+
What: /sys/kernel/mm/damon/admin/kdamonds/<K>/contexts/<C>/monitoring_attrs/nr_regions/min
WDate: Mar 2022
Document the DAMON user-space ABI for DAMON sampling and aggregation intervals auto-tuning. Signed-off-by: SeongJae Park <sj@kernel.org> --- .../ABI/testing/sysfs-kernel-mm-damon | 30 +++++++++++++++++++ 1 file changed, 30 insertions(+)