From: Wu Fengguang <fengguang.wu@intel.com>
To: Minchan Kim <minchan.kim@gmail.com>
Cc: Andrew Lutomirski <luto@mit.edu>,
Andi Kleen <andi@firstfloor.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Mel Gorman <mgorman@suse.de>,
Johannes Weiner <hannes@cmpxchg.org>,
Rik van Riel <riel@redhat.com>
Subject: Re: Kernel falls apart under light memory pressure (i.e. linking vmlinux)
Date: Thu, 19 May 2011 22:51:47 +0800 [thread overview]
Message-ID: <20110519145147.GA14658@localhost> (raw)
In-Reply-To: <BANLkTi=9W6-JXi94rZfTtTpAt3VUiY5fNw@mail.gmail.com>
> > I had 6GB swap available, so there shouldn't have
> > been any OOM.
>
> Yes. It's strange but we have seen such case several times, AFAIR.
I noticed that the test script mounted a "ramfs" not "tmpfs", hence
the 1.4G pages won't be swapped?
Thanks,
Fengguang
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next prev parent reply other threads:[~2011-05-19 14:51 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <BANLkTi=XqROAp2MOgwQXEQjdkLMenh_OTQ@mail.gmail.com>
[not found] ` <m2fwokj0oz.fsf@firstfloor.org>
[not found] ` <BANLkTikhj1C7+HXP_4T-VnJzPefU2d7b3A@mail.gmail.com>
[not found] ` <20110512054631.GI6008@one.firstfloor.org>
[not found] ` <BANLkTi=fk3DUT9cYd2gAzC98c69F6HXX7g@mail.gmail.com>
2011-05-14 15:46 ` Kernel falls apart under light memory pressure (i.e. linking vmlinux) Andrew Lutomirski
2011-05-14 16:53 ` Andi Kleen
[not found] ` <BANLkTik6SS9NH7XVSRBoCR16_5veY0MKBw@mail.gmail.com>
2011-05-14 17:43 ` Andi Kleen
2011-05-15 1:37 ` Minchan Kim
2011-05-15 15:27 ` Wu Fengguang
2011-05-15 15:59 ` Andrew Lutomirski
2011-05-15 22:58 ` Minchan Kim
2011-05-16 8:51 ` Mel Gorman
2011-05-15 16:12 ` Andrew Lutomirski
2011-05-17 6:00 ` Wu Fengguang
2011-05-17 6:35 ` Minchan Kim
2011-05-17 19:22 ` Andrew Lutomirski
2011-05-18 5:17 ` Minchan Kim
2011-05-19 2:15 ` Andrew Lutomirski
2011-05-19 2:30 ` KAMEZAWA Hiroyuki
2011-05-19 2:41 ` Andrew Lutomirski
2011-05-19 2:54 ` Minchan Kim
2011-05-19 14:16 ` Andrew Lutomirski
2011-05-20 0:17 ` Minchan Kim
2011-05-20 2:58 ` Andrew Lutomirski
2011-05-20 3:12 ` KOSAKI Motohiro
2011-05-20 3:38 ` Andrew Lutomirski
2011-05-20 4:20 ` Minchan Kim
2011-05-20 5:08 ` KAMEZAWA Hiroyuki
2011-05-20 5:36 ` Minchan Kim
2011-05-20 7:43 ` KAMEZAWA Hiroyuki
2011-05-20 10:11 ` Andrea Arcangeli
2011-05-20 14:11 ` Andrew Lutomirski
2011-05-20 15:33 ` Minchan Kim
2011-05-20 16:01 ` Andrew Lutomirski
2011-05-20 16:19 ` Minchan Kim
2011-05-20 18:09 ` Andrew Lutomirski
2011-05-20 18:40 ` Andrew Lutomirski
2011-05-21 12:04 ` KOSAKI Motohiro
2011-05-21 13:34 ` Andrew Lutomirski
2011-05-21 14:14 ` KOSAKI Motohiro
2011-05-21 14:44 ` Minchan Kim
2011-05-22 12:22 ` Andrew Lutomirski
2011-05-22 23:12 ` Minchan Kim
2011-05-23 16:42 ` Andrea Arcangeli
2011-05-23 17:35 ` Mel Gorman
2011-05-24 1:19 ` Andrew Lutomirski
2011-05-24 1:34 ` Minchan Kim
2011-05-24 11:24 ` Andrew Lutomirski
2011-05-24 11:55 ` Andrew Lutomirski
2011-05-25 0:43 ` KOSAKI Motohiro
2011-05-21 14:31 ` Minchan Kim
2011-05-19 14:51 ` Wu Fengguang [this message]
2011-05-19 15:00 ` Andrew Lutomirski
2011-05-20 0:20 ` Minchan Kim
2011-05-15 22:40 ` Minchan Kim
2011-05-17 5:52 ` Wu Fengguang
2011-05-17 6:26 ` Minchan Kim
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