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From:   SeongJae Park <sj@kernel.org>
To:     Andrew Morton <akpm@linux-foundation.org>
Cc:     SeongJae Park <sj@kernel.org>, Jonathan Corbet <corbet@lwn.net>,
        damon@lists.linux.dev, linux-mm@kvack.org,
        linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 2/7] Docs/admin-guide/mm/damon/start: update DAMOS example command
Date:   Fri, 16 Jun 2023 19:17:37 +0000
Message-Id: <20230616191742.87531-3-sj@kernel.org>
In-Reply-To: <20230616191742.87531-1-sj@kernel.org>
References: <20230616191742.87531-1-sj@kernel.org>
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DAMON user-space tool, damo, has deprecated[1] its old DAMOS schemes
specification format.  However, an example of DAMON documentation is
still using it.  Update the example to use one of the alternative
options.

[1] https://github.com/awslabs/damo/commit/e9950ae68f6c

Signed-off-by: SeongJae Park <sj@kernel.org>
---
 Documentation/admin-guide/mm/damon/start.rst | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/Documentation/admin-guide/mm/damon/start.rst b/Documentation/admin-guide/mm/damon/start.rst
index 9f88afc734da..7aa0071ff1c3 100644
--- a/Documentation/admin-guide/mm/damon/start.rst
+++ b/Documentation/admin-guide/mm/damon/start.rst
@@ -119,9 +119,9 @@ set size has chronologically changed.::
 Data Access Pattern Aware Memory Management
 ===========================================
 
-Below three commands make every memory region of size >=4K that doesn't
-accessed for >=60 seconds in your workload to be swapped out. ::
+Below command makes every memory region of size >=4K that has not accessed for
+>=60 seconds in your workload to be swapped out. ::
 
-    $ echo "#min-size max-size min-acc max-acc min-age max-age action" > test_scheme
-    $ echo "4K        max      0       0       60s     max     pageout" >> test_scheme
-    $ damo schemes -c test_scheme <pid of your workload>
+    $ sudo damo schemes --damos_access_rate 0 0 --damos_sz_region 4K max \
+                        --damos_age 60s max --damos_action pageout \
+                        <pid of your workload>
-- 
2.25.1