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>
This commit is contained in:
SeongJae Park 2022-01-14 14:10:32 -08:00 committed by Linus Torvalds
parent 3a619fdb8d
commit dbcb9b9f95

View File

@ -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