Messages in this thread |  | | | From | KOSAKI Motohiro <> | | Subject | Re: [RFC PATCH 1/2] vmscan don't isolate too many pages in a zone | | Date | Thu, 9 Jul 2009 15:39:20 +0900 (JST) |
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Hi
> When way too many processes go into direct reclaim, it is possible > for all of the pages to be taken off the LRU. One result of this > is that the next process in the page reclaim code thinks there are > no reclaimable pages left and triggers an out of memory kill. > > One solution to this problem is to never let so many processes into > the page reclaim path that the entire LRU is emptied. Limiting the > system to only having half of each inactive list isolated for > reclaim should be safe.
Thanks good patch. I'd like to run several benchmark and compare my and your patches.
Can you please gime me few days?
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