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SubjectRe: [PATCH] vmscan: fix missing place to check nr_swap_pages.
On Fri, Aug 27, 2010 at 06:30:58PM -0700, Venkatesh Pallipadi wrote:
> On Fri, Aug 27, 2010 at 9:35 AM, Ying Han <yinghan@google.com> wrote:
> > In our system, we do have swap configured. In vmscan.c, there are
> > couple of places where we skip scanning
> > and shrinking anon lru while the condition if(nr_swap_pages <= 0)  is
> > true. It still make sense to me to add it
> > to the shrink_active() condition as the initial patch.
> >
> > Also, we found it is quite often to hit the condition
> > inactive_anon_is_low on machine with small numa node size, since the
> > zone->inactive_ratio is set based on the zone->present_pages.
> >
>
> Does "total_swap_pages" help?

Yes. Thanks for advising.

>
> Thanks,
> Venki

--
Kind regards,
Minchan Kim
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