Messages in this thread | | | Date | Thu, 9 Jul 2009 19:22:26 +0900 | Subject | Re: [PATCH 4/5] add isolate pages vmstat | From | Minchan Kim <> |
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On Thu, Jul 9, 2009 at 5:14 PM, KOSAKI Motohiro<kosaki.motohiro@jp.fujitsu.com> wrote: > ChangeLog > Since v4 > - Changed displaing order in show_free_areas() (as Wu's suggested) > Since v3 > - Fixed misaccount page bug when lumby reclaim occur > Since v2 > - Separated IsolateLRU field to Isolated(anon) and Isolated(file) > Since v1 > - Renamed IsolatePages to IsolatedLRU > > ================================== > Subject: [PATCH] add isolate pages vmstat > > If the system have plenty threads or processes, concurrent reclaim can > isolate very much pages. > Unfortunately, current /proc/meminfo and OOM log can't show it. > > This patch provide the way of showing this information. > > > reproduce way > ----------------------- > % ./hackbench 140 process 1000 > => couse OOM > > active_anon:146 inactive_anon:0 isolated_anon:49245 > active_file:41 inactive_file:0 isolated_file:113 > unevictable:0 > dirty:0 writeback:0 buffer:49 unstable:0 > free:184 slab_reclaimable:276 slab_unreclaimable:5492 > mapped:87 pagetables:28239 bounce:0 > > > Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> > Acked-by: Rik van Riel <riel@redhat.com> > Acked-by: Wu Fengguang <fengguang.wu@intel.com> Reviewed-by: Minchan Kim <minchan.kim@gmail.com>
Kind regards, Minchan Kim -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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