Re: [PATCH] doc: add information about max_ptes_swap

[Rik van Riel]

On 09/17/2015 05:34 PM, Ebru Akagunduz wrote:
> max_ptes_swap specifies how many pages can be brought in from
> swap when collapsing a group of pages into a transparent huge page.
> 
> /sys/kernel/mm/transparent_hugepage/khugepaged/max_ptes_swap
> 
> A higher value can cause excessive swap IO and waste
> memory. A lower value can prevent THPs from being
> collapsed, resulting fewer pages being collapsed into
> THPs, and lower memory access performance.
> 
> Signed-off-by: Ebru Akagunduz <ebru.akagunduz@xxxxxxxxx>

Acked-by: Rik van Riel <riel@xxxxxxxxxx>

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