debugfs interface is deprecated. Put it at the bottom of the document so that readers have less chances to read it. Signed-off-by: SeongJae Park <sj@xxxxxxxxxx> --- Documentation/admin-guide/mm/damon/usage.rst | 39 ++++++++++---------- 1 file changed, 19 insertions(+), 20 deletions(-) diff --git a/Documentation/admin-guide/mm/damon/usage.rst b/Documentation/admin-guide/mm/damon/usage.rst index 834eefe39650..bffe9dd9b0d6 100644 --- a/Documentation/admin-guide/mm/damon/usage.rst +++ b/Documentation/admin-guide/mm/damon/usage.rst @@ -495,6 +495,25 @@ Please note that it's highly recommended to use user space tools like `damo <https://github.com/awslabs/damo>`_ rather than manually reading and writing the files as above. Above is only for an example. +.. _tracepoint: + +Tracepoint for Monitoring Results +================================= + +Users can get the monitoring results via the :ref:`tried_regions +<sysfs_schemes_tried_regions>` or a tracepoint, ``damon:damon_aggregated``. +While the tried regions directory is useful for getting a snapshot, the +tracepoint is useful for getting a full record of the results. While the +monitoring is turned on, you could record the tracepoint events and show +results using tracepoint supporting tools like ``perf``. For example:: + + # echo on > monitor_on + # perf record -e damon:damon_aggregated & + # sleep 5 + # kill 9 $(pidof perf) + # echo off > monitor_on + # perf script + .. _debugfs_interface: debugfs Interface (DEPRECATED!) @@ -790,23 +809,3 @@ directory by putting the name of the context to the ``rm_contexts`` file. :: Note that ``mk_contexts``, ``rm_contexts``, and ``monitor_on`` files are in the root directory only. - - -.. _tracepoint: - -Tracepoint for Monitoring Results -================================= - -Users can get the monitoring results via the :ref:`tried_regions -<sysfs_schemes_tried_regions>` or a tracepoint, ``damon:damon_aggregated``. -While the tried regions directory is useful for getting a snapshot, the -tracepoint is useful for getting a full record of the results. While the -monitoring is turned on, you could record the tracepoint events and show -results using tracepoint supporting tools like ``perf``. For example:: - - # echo on > monitor_on - # perf record -e damon:damon_aggregated & - # sleep 5 - # kill 9 $(pidof perf) - # echo off > monitor_on - # perf script -- 2.25.1
