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Date: Thu, 29 Dec 2016 14:53:29 +0900 From: Minchan Kim <minchan@...nel.org> To: Michal Hocko <mhocko@...nel.org> CC: <linux-mm@...ck.org>, Andrew Morton <akpm@...ux-foundation.org>, Mel Gorman <mgorman@...e.de>, Johannes Weiner <hannes@...xchg.org>, Vlastimil Babka <vbabka@...e.cz>, Rik van Riel <riel@...hat.com>, LKML <linux-kernel@...r.kernel.org>, Michal Hocko <mhocko@...e.com> Subject: Re: [PATCH 3/7] mm, vmscan: show the number of skipped pages in mm_vmscan_lru_isolate On Wed, Dec 28, 2016 at 04:30:28PM +0100, Michal Hocko wrote: > From: Michal Hocko <mhocko@...e.com> > > mm_vmscan_lru_isolate shows the number of requested, scanned and taken > pages. This is mostly OK but on 32b systems the number of scanned pages > is quite misleading because it includes both the scanned and skipped > pages. Moreover the skipped part is scaled based on the number of taken > pages. Let's report the exact numbers without any additional logic and > add the number of skipped pages. This should make the reported data much > more easier to interpret. > > Signed-off-by: Michal Hocko <mhocko@...e.com> Acked-by: Minchan Kim <minchan@...nel.org>
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