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authorSeongJae Park <sj@kernel.org>2022-01-15 01:10:32 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2022-01-15 17:30:33 +0300
commitdbcb9b9f954f71fb46be34af624c9edaaa171414 (patch)
tree84a45d4122a143b7d256bd4dab0d93a9ed33b861 /Documentation/admin-guide/mm/damon
parent3a619fdb8de8a3ecd4200e7d183d2c8ceb32289e (diff)
downloadlinux-dbcb9b9f954f71fb46be34af624c9edaaa171414.tar.xz
Docs/admin-guide/mm/damon/usage: update for schemes statistics
This updates DAMON debugfs interface for statistics of schemes successfully applied regions and time/space quota limit exceeds counts. Link: https://lkml.kernel.org/r/20211210150016.35349-7-sj@kernel.org Signed-off-by: SeongJae Park <sj@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation/admin-guide/mm/damon')
-rw-r--r--Documentation/admin-guide/mm/damon/usage.rst9
1 files changed, 5 insertions, 4 deletions
diff --git a/Documentation/admin-guide/mm/damon/usage.rst b/Documentation/admin-guide/mm/damon/usage.rst
index cb614c84ba9e..59b84904a854 100644
--- a/Documentation/admin-guide/mm/damon/usage.rst
+++ b/Documentation/admin-guide/mm/damon/usage.rst
@@ -223,12 +223,13 @@ is activated.
Statistics
~~~~~~~~~~
-It also counts the total number and bytes of regions that each scheme is
-applied. This statistics can be used for online analysis or tuning of the
-schemes.
+It also counts the total number and bytes of regions that each scheme is tried
+to be applied, the two numbers for the regions that each scheme is successfully
+applied, and the total number of the quota limit exceeds. This statistics can
+be used for online analysis or tuning of the schemes.
The statistics can be shown by reading the ``schemes`` file. Reading the file
-will show each scheme you entered in each line, and the two numbers for the
+will show each scheme you entered in each line, and the five numbers for the
statistics will be added at the end of each line.
Example