From: SeongJae Park <sj@kernel.org>
Cc: SeongJae Park <sj@kernel.org>,
"Liam R. Howlett" <Liam.Howlett@oracle.com>,
Andrew Morton <akpm@linux-foundation.org>,
David Hildenbrand <david@kernel.org>,
Jonathan Corbet <corbet@lwn.net>,
Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
Michal Hocko <mhocko@suse.com>, Mike Rapoport <rppt@kernel.org>,
Suren Baghdasaryan <surenb@google.com>,
Vlastimil Babka <vbabka@suse.cz>,
damon@lists.linux.dev, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: [RFC PATCH 10/12] Docs/admin-guide/mm/damon/usage: update for max_nr_snapshots
Date: Sun, 23 Nov 2025 10:43:24 -0800 [thread overview]
Message-ID: <20251123184329.85287-11-sj@kernel.org> (raw)
In-Reply-To: <20251123184329.85287-1-sj@kernel.org>
Update DAMON usage document for the newly added DAMON sysfs interface
file, max_nr_snapshots.
Signed-off-by: SeongJae Park <sj@kernel.org>
---
Documentation/admin-guide/mm/damon/usage.rst | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/Documentation/admin-guide/mm/damon/usage.rst b/Documentation/admin-guide/mm/damon/usage.rst
index d0944bd78964..7da4c002cb39 100644
--- a/Documentation/admin-guide/mm/damon/usage.rst
+++ b/Documentation/admin-guide/mm/damon/usage.rst
@@ -87,7 +87,7 @@ comma (",").
│ │ │ │ │ │ │ │ 0/type,matching,allow,memcg_path,addr_start,addr_end,target_idx,min,max
│ │ │ │ │ │ │ :ref:`dests <damon_sysfs_dests>`/nr_dests
│ │ │ │ │ │ │ │ 0/id,weight
- │ │ │ │ │ │ │ :ref:`stats <sysfs_schemes_stats>`/nr_tried,sz_tried,nr_applied,sz_applied,sz_ops_filter_passed,qt_exceeds,nr_snapshots
+ │ │ │ │ │ │ │ :ref:`stats <sysfs_schemes_stats>`/nr_tried,sz_tried,nr_applied,sz_applied,sz_ops_filter_passed,qt_exceeds,nr_snapshots,max_nr_snapshots
│ │ │ │ │ │ │ :ref:`tried_regions <sysfs_schemes_tried_regions>`/total_bytes
│ │ │ │ │ │ │ │ 0/start,end,nr_accesses,age,sz_filter_passed
│ │ │ │ │ │ │ │ ...
@@ -543,10 +543,11 @@ online analysis or tuning of the schemes. Refer to :ref:`design doc
The statistics can be retrieved by reading the files under ``stats`` directory
(``nr_tried``, ``sz_tried``, ``nr_applied``, ``sz_applied``,
-``sz_ops_filter_passed``, ``qt_exceeds`` and ``nr_snapshots``), respectively.
-The files are not updated in real time, so you should ask DAMON sysfs interface
-to update the content of the files for the stats by writing a special keyword,
-``update_schemes_stats`` to the relevant ``kdamonds/<N>/state`` file.
+``sz_ops_filter_passed``, ``qt_exceeds``, ``nr_snapshots`` and
+``max_nr_snapshots``), respectively. The files are not updated in real time,
+so you should ask DAMON sysfs interface to update the content of the files for
+the stats by writing a special keyword, ``update_schemes_stats`` to the
+relevant ``kdamonds/<N>/state`` file.
.. _sysfs_schemes_tried_regions:
--
2.47.3
next prev parent reply other threads:[~2025-11-23 18:44 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-23 18:43 [RFC PATCH 00/12] mm/damos/stat: introduce nr_snapshots, max_nr_snapshots and tracepoint SeongJae Park
2025-11-23 18:43 ` [RFC PATCH 01/12] mm/damon/core: introduce nr_snapshots damos stat SeongJae Park
2025-11-23 18:43 ` [RFC PATCH 02/12] mm/damon/sysfs-schemes: introduce nr_snapshots damos stat file SeongJae Park
2025-11-23 18:43 ` [RFC PATCH 03/12] Docs/mm/damon/design: update for nr_snapshots damos stat SeongJae Park
2025-11-23 18:43 ` [RFC PATCH 04/12] Docs/admin-guide/mm/damon/usage: " SeongJae Park
2025-11-23 18:43 ` [RFC PATCH 05/12] Docs/ABI/damon: " SeongJae Park
2025-11-23 18:43 ` [RFC PATCH 06/12] mm/damon: update damos kerneldoc for stat field SeongJae Park
2025-11-23 18:43 ` [RFC PATCH 07/12] mm/damon/core: implement max_nr_snapshots SeongJae Park
2025-11-23 18:43 ` [RFC PATCH 08/12] mm/damon/sysfs-schemes: implement max_nr_snapshots file SeongJae Park
2025-11-23 18:43 ` [RFC PATCH 09/12] Docs/mm/damon/design: update for max_nr_snapshots SeongJae Park
2025-11-23 18:43 ` SeongJae Park [this message]
2025-11-23 18:43 ` [RFC PATCH 11/12] Docs/ABI/damon: " SeongJae Park
2025-11-23 18:43 ` [RFC PATCH 12/12] mm/damon/core: add trace point for damos stat per apply interval SeongJae Park
2025-11-24 15:15 ` Steven Rostedt
2025-11-24 15:37 ` SeongJae Park
2025-11-23 19:54 ` [RFC PATCH 00/12] mm/damos/stat: introduce nr_snapshots, max_nr_snapshots and tracepoint SeongJae Park
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20251123184329.85287-11-sj@kernel.org \
--to=sj@kernel.org \
--cc=Liam.Howlett@oracle.com \
--cc=akpm@linux-foundation.org \
--cc=corbet@lwn.net \
--cc=damon@lists.linux.dev \
--cc=david@kernel.org \
--cc=linux-doc@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=lorenzo.stoakes@oracle.com \
--cc=mhocko@suse.com \
--cc=rppt@kernel.org \
--cc=surenb@google.com \
--cc=vbabka@suse.cz \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox