On 2/11/23 04:50, Stefan Roesch wrote:
Document general_progit knob.
Book about Git :); it should have been general_profit.
diff --git a/Documentation/ABI/testing/sysfs-kernel-mm-ksm b/Documentation/ABI/testing/sysfs-kernel-mm-ksm index d244674a9480..7768e90f7a8f 100644 --- a/Documentation/ABI/testing/sysfs-kernel-mm-ksm +++ b/Documentation/ABI/testing/sysfs-kernel-mm-ksm @@ -51,3 +51,11 @@ Description: Control merging pages across different NUMA nodes. When it is set to 0 only pages from the same node are merged, otherwise pages from all nodes can be merged together (default).
+What: /sys/kernel/mm/ksm/general_profit +Date: January 2023 +KernelVersion: 6.1 +Contact: Linux memory management mailing list linux-mm@kvack.org +Description: Measure how effective KSM is.
general_profit: how effective is KSM. The formula for thecalculation is in Documentation/admin-guide/mm/ksm.rst.diff --git a/Documentation/admin-guide/mm/ksm.rst b/Documentation/admin-guide/mm/ksm.rst index f160f9487a90..5c4daf44d79d 100644 --- a/Documentation/admin-guide/mm/ksm.rst +++ b/Documentation/admin-guide/mm/ksm.rst @@ -159,6 +159,8 @@ stable_node_chains_prune_millisecs The effectiveness of KSM and MADV_MERGEABLE is shown in ``/sys/kernel/mm/ksm/``: +general_profit
how effective is KSM. The calculation is explained below.pages_shared how many shared pages are being used pages_sharing
LGTM, thanks!
Reviewed-by: Bagas Sanjaya bagasdotme@gmail.com