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Howlett" , David Hildenbrand , Jonathan Corbet , Lorenzo Stoakes , Michal Hocko , Mike Rapoport , Suren Baghdasaryan , Vlastimil Babka , damon@lists.linux.dev, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 1/8] Docs/mm/damon/index: simplify the intro Date: Sun, 18 Jan 2026 10:02:52 -0800 Message-ID: <20260118180305.70023-2-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260118180305.70023-1-sj@kernel.org> References: <20260118180305.70023-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Stat-Signature: n93ihfygzu5xcsxsja1q1u594r7yr5n1 X-Rspamd-Queue-Id: 010ED40011 X-Rspamd-Server: rspam04 X-HE-Tag: 1768759392-965546 X-HE-Meta: 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 S7eRKb93 7dbe4zY9y+X9zwxSzUSvFWPhBFAjzRVLqtldA6Zz1eIjhPG4k+Yva/7FqgrwbtUijIBLa+RYz04hCKXJMuHAT/wFvMUqemOUdOzttL7Oma+W7U65mXGuSRdJtzDq3yxgPxwPxZgNIU/iqkrQcszIt4IXBQPTkid4xuPXLefYi1tTYXDjqg+Z2hKNsGFzetL8V5fdwDontNVviY+vpATo2OJRsJs1i0gweiTXBYAwStYxw05lLwhhfgyuviFh5MCNyYja89k66OqYHv6Y= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: The intro is a bit verbose and redundant. Simplify it by replacing details with more links to the design docs, and refining the design points list. Signed-off-by: SeongJae Park --- Documentation/mm/damon/index.rst | 31 +++++++++---------------------- 1 file changed, 9 insertions(+), 22 deletions(-) diff --git a/Documentation/mm/damon/index.rst b/Documentation/mm/damon/index.rst index 31c1fa955b3d..82f6c5eea49a 100644 --- a/Documentation/mm/damon/index.rst +++ b/Documentation/mm/damon/index.rst @@ -4,28 +4,15 @@ DAMON: Data Access MONitoring and Access-aware System Operations ================================================================ -DAMON is a Linux kernel subsystem that provides a framework for data access -monitoring and the monitoring results based system operations. The core -monitoring :ref:`mechanisms ` of DAMON make it - - - *accurate* (the monitoring output is useful enough for DRAM level memory - management; It might not appropriate for CPU Cache levels, though), - - *light-weight* (the monitoring overhead is low enough to be applied online), - and - - *scalable* (the upper-bound of the overhead is in constant range regardless - of the size of target workloads). - -Using this framework, therefore, the kernel can operate system in an -access-aware fashion. Because the features are also exposed to the :doc:`user -space `, users who have special information about -their workloads can write personalized applications for better understanding -and optimizations of their workloads and systems. - -For easier development of such systems, DAMON provides a feature called -:ref:`DAMOS ` (DAMon-based Operation Schemes) in addition -to the monitoring. Using the feature, DAMON users in both kernel and :doc:`user -spaces ` can do access-aware system operations -with no code but simple configurations. +DAMON is a Linux kernel subsystem for efficient :ref:`data access monitoring +` and :ref:`access-aware system operations +`. It is designed for being + + - *accurate* (for DRAM level memory management), + - *light-weight* (for production online usages), + - *scalable* (in terms of memory size), + - *tunable* (for flexible usages), and + - *autoamted* (for production operation without manual tunings). .. toctree:: :maxdepth: 2 -- 2.47.3