On Wed, 2014-06-18 at 11:00 +0200, Jerome Marchand wrote:
> > if (!nr_file || !nr_anon)
> > break;
> >
> > - if (nr_file > nr_anon) {
> > - unsigned long scan_target =
> targets[LRU_INACTIVE_ANON] +
> >
> - targets[LRU_ACTIVE_ANON]
> + 1;
> > + file_percent = nr_file * 100 / file_target;
> > + anon_percent = nr_anon * 100 / anon_target;
>
> Here it could happen.
>
>
The snippet
...
if (!nr_file || !nr_anon)
break;
...
can help us to filter the situation which you have described. It comes
from Mel's patch that is called:
mm: vmscan: use proportional scanning during direct reclaim and full
scan at DEF_PRIORITY
thx!
cyc
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