From: SeongJae Park <sj@kernel.org>
Cc: SeongJae Park <sj@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Jonathan Corbet <corbet@lwn.net>,
damon@lists.linux.dev, kernel-team@meta.com,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org
Subject: [RFC PATCH 03/11] Docs/mm/damon/design: document DAMOS_QUOTA_[IN]ACTIVE_MEM_BP
Date: Sat, 28 Jun 2025 09:51:36 -0700 [thread overview]
Message-ID: <20250628165144.55528-4-sj@kernel.org> (raw)
In-Reply-To: <20250628165144.55528-1-sj@kernel.org>
Update design document for newly added DAMOS_QUOTA_[IN]ACTIVE_MEM_BP
metrics. Note that API document is automatically updated by kernel-doc
comment, and the usage document points to the design document which uses
keywords same to that for sysfs inputs. Hence updating only design
document is sufficient.
Signed-off-by: SeongJae Park <sj@kernel.org>
---
Documentation/mm/damon/design.rst | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/design.rst
index 2290ebefc648..ce8c389f0c68 100644
--- a/Documentation/mm/damon/design.rst
+++ b/Documentation/mm/damon/design.rst
@@ -570,6 +570,10 @@ tries to make ``current_value`` of ``target_metric`` be same to
set by users at the initial time. In other words, DAMOS does self-feedback.
- ``node_mem_used_bp``: Specific NUMA node's used memory ratio in bp (1/10,000).
- ``node_mem_free_bp``: Specific NUMA node's free memory ratio in bp (1/10,000).
+- ``active_mem_bp``: Active to active + inactive (LRU) memory size ratio in bp
+ (1/10,000).
+- ``inactive_mem_bp``: Inactive to active + inactive (LRU) memory size ratio in
+ bp (1/10,000).
``nid`` is optionally required for only ``node_mem_used_bp`` and
``node_mem_free_bp`` to point the specific NUMA node.
--
2.39.5
next prev parent reply other threads:[~2025-06-28 16:51 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-28 16:51 [RFC PATCH 00/11] mm/damon: advance DAMOS-based LRU sorting SeongJae Park
2025-06-28 16:51 ` [RFC PATCH 01/11] mm/damon/core: introduce [in]active memory ratio damos quota goal metric SeongJae Park
2025-06-28 16:51 ` [RFC PATCH 02/11] mm/damon/sysfs-schemes: support DAMOS_QUOTA_[IN]ACTIVE_MEM_BP SeongJae Park
2025-06-28 16:51 ` SeongJae Park [this message]
2025-06-28 16:51 ` [RFC PATCH 04/11] mm/damon/paddr: activate DAMOS_LRU_PRIO targets instead of marking accessed SeongJae Park
2025-06-28 16:51 ` [RFC PATCH 05/11] mm/damon/lru_sort: consider age for quota prioritization SeongJae Park
2025-06-28 16:51 ` [RFC PATCH 06/11] mm/damon/lru_sort: support young page filters SeongJae Park
2025-06-28 16:51 ` [RFC PATCH 07/11] Docs/admin-guide/mm/damon/lru_sort: document filter_young_pages SeongJae Park
2025-06-28 16:51 ` [RFC PATCH 08/11] mm/damon/lru_sort: support active:inactive memory ratio based auto-tuning SeongJae Park
2025-06-28 16:51 ` [RFC PATCH 09/11] Docs/admin-guide/mm/damon/lru_sort: document active_mem_bp parameter SeongJae Park
2025-06-28 16:51 ` [RFC PATCH 10/11] mm/damon/lru_sort: add monitoring intervals auto-tuning parameter SeongJae Park
2025-06-28 16:51 ` [RFC PATCH 11/11] Docs/admin-guide/mm/damon/lru_sort: document intervals autotuning SeongJae Park
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