From: Liao Pingfang <winndows@xxxxxxx> It should be "low watermark" where we wake up kswapd daemon. Signed-off-by: Liao Pingfang <winndows@xxxxxxx> --- Documentation/admin-guide/mm/concepts.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/admin-guide/mm/concepts.rst b/Documentation/admin-guide/mm/concepts.rst index fa0974f..b966fcf 100644 --- a/Documentation/admin-guide/mm/concepts.rst +++ b/Documentation/admin-guide/mm/concepts.rst @@ -184,7 +184,7 @@ pages either asynchronously or synchronously, depending on the state of the system. When the system is not loaded, most of the memory is free and allocation requests will be satisfied immediately from the free pages supply. As the load increases, the amount of the free pages goes -down and when it reaches a certain threshold (high watermark), an +down and when it reaches a certain threshold (low watermark), an allocation request will awaken the ``kswapd`` daemon. It will asynchronously scan memory pages and either just free them if the data they contain is available elsewhere, or evict to the backing storage -- 1.8.3.1