From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: Lee Schermerhorn <Lee.Schermerhorn@hp.com>
Cc: kosaki.motohiro@jp.fujitsu.com, Rik van Riel <riel@redhat.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [patch 05/19] split LRU lists into anon & file sets
Date: Thu, 31 Jan 2008 10:17:48 +0900 [thread overview]
Message-ID: <20080131100838.1F3B.KOSAKI.MOTOHIRO@jp.fujitsu.com> (raw)
In-Reply-To: <1201703382.5459.3.camel@localhost>
Hi Lee-san
> Rik is currently out on holiday and I've been traveling. Just getting
> back to rebasing to 24-rc8-mm1. Thank you for your efforts in testing
> and tracking down the regressions. I will add your fixes into my tree
> and try them out and let you know. Rik mentioned to me that he has a
> fix for the "get_scan_ratio()" calculation that is causing us to OOM
> kill prematurely--i.e., when we still have lots of swap space to evict
> swappable anon. I don't know if it's similar to what you have posted.
> Have to wait and see what he says. Meantime, we'll try your patches.
thank you for your quick response.
on my test environment, my patch solve incorrect OOM.
because, too small reclaim cause OOM.
Please confirm.
- kosaki
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next prev parent reply other threads:[~2008-01-31 1:17 UTC|newest]
Thread overview: 74+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-08 20:59 [patch 00/19] VM pageout scalability improvements Rik van Riel
2008-01-08 20:59 ` [patch 01/19] move isolate_lru_page() to vmscan.c Rik van Riel
2008-01-08 22:03 ` Christoph Lameter
2008-01-08 20:59 ` [patch 02/19] free swap space on swap-in/activation Rik van Riel
2008-01-08 22:10 ` Christoph Lameter
2008-01-08 20:59 ` [patch 03/19] define page_file_cache() function Rik van Riel
2008-01-08 22:18 ` Christoph Lameter
2008-01-08 22:28 ` Rik van Riel
2008-01-09 4:26 ` KAMEZAWA Hiroyuki
2008-01-08 20:59 ` [patch 04/19] Use an indexed array for LRU variables Rik van Riel
2008-01-08 20:59 ` [patch 05/19] split LRU lists into anon & file sets Rik van Riel
2008-01-08 22:22 ` Christoph Lameter
2008-01-08 22:36 ` Rik van Riel
2008-01-08 22:42 ` Christoph Lameter
2008-01-09 2:45 ` Rik van Riel
2008-01-09 4:41 ` KAMEZAWA Hiroyuki
2008-01-10 2:21 ` Balbir Singh
2008-01-10 2:36 ` KAMEZAWA Hiroyuki
2008-01-10 3:26 ` Balbir Singh
2008-01-10 4:23 ` KAMEZAWA Hiroyuki
2008-01-10 2:28 ` KAMEZAWA Hiroyuki
2008-01-10 2:37 ` Rik van Riel
2008-01-11 3:59 ` KOSAKI Motohiro
2008-01-11 15:37 ` Rik van Riel
2008-01-11 6:24 ` KOSAKI Motohiro
2008-01-11 15:42 ` Rik van Riel
2008-01-11 15:59 ` Lee Schermerhorn
2008-01-11 16:15 ` Rik van Riel
2008-01-11 19:51 ` Lee Schermerhorn
2008-01-11 15:50 ` Lee Schermerhorn
2008-01-11 16:06 ` Rik van Riel
2008-01-11 7:35 ` KOSAKI Motohiro
2008-01-11 15:46 ` Rik van Riel
2008-01-14 23:57 ` KOSAKI Motohiro
2008-01-30 3:25 ` KOSAKI Motohiro
2008-01-30 8:57 ` KOSAKI Motohiro
2008-01-30 14:29 ` Lee Schermerhorn
2008-01-31 1:17 ` KOSAKI Motohiro [this message]
2008-01-31 10:48 ` Rik van Riel
2008-01-31 10:59 ` KOSAKI Motohiro
2008-02-07 0:35 ` Rik van Riel
2008-02-07 1:20 ` KOSAKI Motohiro
2008-02-07 1:36 ` Rik van Riel
2008-01-08 20:59 ` [patch 06/19] SEQ replacement for anonymous pages Rik van Riel
2008-01-08 20:59 ` [patch 07/19] (NEW) add some sanity checks to get_scan_ratio Rik van Riel
2008-01-09 4:16 ` KAMEZAWA Hiroyuki
2008-01-09 12:53 ` Rik van Riel
2008-01-08 20:59 ` [patch 08/19] add newly swapped in pages to the inactive list Rik van Riel
2008-01-08 22:28 ` Christoph Lameter
2008-01-08 20:59 ` [patch 09/19] (NEW) more aggressively use lumpy reclaim Rik van Riel
2008-01-08 22:30 ` Christoph Lameter
2008-01-14 15:28 ` Mel Gorman
2008-01-08 20:59 ` [patch 10/19] No Reclaim LRU Infrastructure Rik van Riel
2008-01-11 4:36 ` KOSAKI Motohiro
2008-01-11 15:43 ` Lee Schermerhorn
2008-01-15 0:06 ` KOSAKI Motohiro
2008-01-08 20:59 ` [patch 11/19] Non-reclaimable page statistics Rik van Riel
2008-01-08 20:59 ` [patch 12/19] scan noreclaim list for reclaimable pages Rik van Riel
2008-01-08 20:59 ` [patch 13/19] ramfs pages are non-reclaimable Rik van Riel
2008-01-08 20:59 ` [patch 14/19] SHM_LOCKED pages are nonreclaimable Rik van Riel
2008-01-08 20:59 ` [patch 15/19] non-reclaimable mlocked pages Rik van Riel
2008-01-08 20:59 ` [patch 16/19] mlock vma pages under mmap_sem held for read Rik van Riel
2008-01-08 20:59 ` [patch 17/19] handle mlocked pages during map/unmap and truncate Rik van Riel
2008-01-08 20:59 ` [patch 18/19] account mlocked pages Rik van Riel
2008-01-11 12:51 ` Balbir Singh
2008-01-13 5:18 ` Rik van Riel
2008-01-08 20:59 ` [patch 19/19] cull non-reclaimable anon pages from the LRU at fault time Rik van Riel
2008-01-10 4:39 ` [patch 00/19] VM pageout scalability improvements Mike Snitzer
2008-01-10 15:41 ` Rik van Riel
2008-01-10 16:08 ` Mike Snitzer
2008-01-11 10:41 ` Balbir Singh
2008-01-11 15:38 ` Rik van Riel
2008-01-11 11:47 ` Balbir Singh
2008-01-16 6:17 ` rvr split LRU minor regression ? KOSAKI Motohiro
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