Re: [PATCH] mm: evict streaming IO cache first

From: Hugh Dickins
Date: Sun Nov 16 2008 - 16:31:27 EST


On Sun, 16 Nov 2008, Rik van Riel wrote:
>
> I wonder if the "do not do mark_page_accessed at page fault time"
> patch is triggering the current troublesome behaviour in the VM,
> because actively used file pages are not moved out of the way of
> the VM - which leads get_scan_ratio to believe that we are already
> hitting the working set on the file side and should also start
> scanning the anon LRUs.

That patch is only in the -mm tree, not in 2.6.28-rc.

Hugh
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