From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: luto@mit.edu
Cc: minchan.kim@gmail.com, kamezawa.hiroyu@jp.fujitsu.com,
fengguang.wu@intel.com, andi@firstfloor.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, mgorman@suse.de,
hannes@cmpxchg.org, riel@redhat.com
Subject: Re: Kernel falls apart under light memory pressure (i.e. linking vmlinux)
Date: Fri, 20 May 2011 12:12:06 +0900 [thread overview]
Message-ID: <4DD5DC06.6010204@jp.fujitsu.com> (raw)
In-Reply-To: <BANLkTinEDXHuRUYpYN0d95+fz4+F7ccL4w@mail.gmail.com>
> Right after that happened, I hit ctrl-c to kill test_mempressure.sh.
> The system was OK until I typed sync, and then everything hung.
>
> I'm really confused. shrink_inactive_list in
> RECLAIM_MODE_LUMPYRECLAIM will call one of the isolate_pages functions
> with ISOLATE_BOTH. The resulting list goes into shrink_page_list,
> which does VM_BUG_ON(PageActive(page)).
>
> How is that supposed to work?
Usually clear_active_flags() clear PG_active before calling shrink_page_list().
shrink_inactive_list()
isolate_pages_global()
update_isolated_counts()
clear_active_flags()
shrink_page_list()
WARNING: multiple messages have this Message-ID (diff)
From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: luto@mit.edu
Cc: minchan.kim@gmail.com, kamezawa.hiroyu@jp.fujitsu.com,
fengguang.wu@intel.com, andi@firstfloor.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, mgorman@suse.de,
hannes@cmpxchg.org, riel@redhat.com
Subject: Re: Kernel falls apart under light memory pressure (i.e. linking vmlinux)
Date: Fri, 20 May 2011 12:12:06 +0900 [thread overview]
Message-ID: <4DD5DC06.6010204@jp.fujitsu.com> (raw)
In-Reply-To: <BANLkTinEDXHuRUYpYN0d95+fz4+F7ccL4w@mail.gmail.com>
> Right after that happened, I hit ctrl-c to kill test_mempressure.sh.
> The system was OK until I typed sync, and then everything hung.
>
> I'm really confused. shrink_inactive_list in
> RECLAIM_MODE_LUMPYRECLAIM will call one of the isolate_pages functions
> with ISOLATE_BOTH. The resulting list goes into shrink_page_list,
> which does VM_BUG_ON(PageActive(page)).
>
> How is that supposed to work?
Usually clear_active_flags() clear PG_active before calling shrink_page_list().
shrink_inactive_list()
isolate_pages_global()
update_isolated_counts()
clear_active_flags()
shrink_page_list()
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next prev parent reply other threads:[~2011-05-20 3:12 UTC|newest]
Thread overview: 102+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-11 22:42 Kernel falls apart under light memory pressure (i.e. linking vmlinux) Andrew Lutomirski
2011-05-11 23:07 ` Andi Kleen
2011-05-11 23:28 ` Andrew Lutomirski
2011-05-12 5:46 ` Andi Kleen
2011-05-12 11:54 ` Andrew Lutomirski
2011-05-14 15:46 ` Andrew Lutomirski
2011-05-14 15:46 ` Andrew Lutomirski
2011-05-14 16:53 ` Andi Kleen
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 15:27 ` Wu Fengguang
2011-05-15 15:59 ` Andrew Lutomirski
2011-05-15 15:59 ` Andrew Lutomirski
2011-05-15 22:58 ` Minchan Kim
2011-05-15 22:58 ` Minchan Kim
2011-05-16 8:51 ` Mel Gorman
2011-05-16 8:51 ` Mel Gorman
2011-05-15 16:12 ` Andrew Lutomirski
2011-05-15 16:12 ` Andrew Lutomirski
2011-05-17 6:00 ` Wu Fengguang
2011-05-17 6:00 ` Wu Fengguang
2011-05-17 6:35 ` Minchan Kim
2011-05-17 6:35 ` Minchan Kim
2011-05-17 19:22 ` Andrew Lutomirski
2011-05-18 5:17 ` Minchan Kim
2011-05-18 5:17 ` Minchan Kim
2011-05-19 2:15 ` Andrew Lutomirski
2011-05-19 2:30 ` KAMEZAWA Hiroyuki
2011-05-19 2:30 ` KAMEZAWA Hiroyuki
2011-05-19 2:41 ` Andrew Lutomirski
2011-05-19 2:54 ` Minchan Kim
2011-05-19 2:54 ` Minchan Kim
2011-05-19 14:16 ` Andrew Lutomirski
2011-05-20 0:17 ` Minchan Kim
2011-05-20 0:17 ` Minchan Kim
2011-05-20 2:58 ` Andrew Lutomirski
2011-05-20 2:58 ` Andrew Lutomirski
2011-05-20 3:12 ` KOSAKI Motohiro [this message]
2011-05-20 3:12 ` KOSAKI Motohiro
2011-05-20 3:38 ` Andrew Lutomirski
2011-05-20 3:38 ` Andrew Lutomirski
2011-05-20 4:20 ` Minchan Kim
2011-05-20 4:20 ` Minchan Kim
2011-05-20 5:08 ` KAMEZAWA Hiroyuki
2011-05-20 5:08 ` KAMEZAWA Hiroyuki
2011-05-20 5:36 ` Minchan Kim
2011-05-20 5:36 ` Minchan Kim
2011-05-20 7:43 ` KAMEZAWA Hiroyuki
2011-05-20 7:43 ` KAMEZAWA Hiroyuki
2011-05-20 10:11 ` Andrea Arcangeli
2011-05-20 10:11 ` Andrea Arcangeli
2011-05-20 14:11 ` Andrew Lutomirski
2011-05-20 15:33 ` Minchan Kim
2011-05-20 15:33 ` Minchan Kim
2011-05-20 16:01 ` Andrew Lutomirski
2011-05-20 16:01 ` Andrew Lutomirski
2011-05-20 16:19 ` Minchan Kim
2011-05-20 16:19 ` Minchan Kim
2011-05-20 18:09 ` Andrew Lutomirski
2011-05-20 18:40 ` Andrew Lutomirski
2011-05-20 18:40 ` Andrew Lutomirski
2011-05-21 12:04 ` KOSAKI Motohiro
2011-05-21 12:04 ` KOSAKI Motohiro
2011-05-21 13:34 ` Andrew Lutomirski
2011-05-21 13:34 ` Andrew Lutomirski
2011-05-21 14:14 ` KOSAKI Motohiro
2011-05-21 14:14 ` KOSAKI Motohiro
2011-05-21 14:44 ` Minchan Kim
2011-05-21 14:44 ` Minchan Kim
2011-05-22 12:22 ` Andrew Lutomirski
2011-05-22 12:22 ` Andrew Lutomirski
2011-05-22 23:12 ` Minchan Kim
2011-05-22 23:12 ` Minchan Kim
2011-05-23 16:42 ` Andrea Arcangeli
2011-05-23 16:42 ` Andrea Arcangeli
2011-05-23 17:35 ` Mel Gorman
2011-05-23 17:35 ` Mel Gorman
2011-05-24 1:19 ` Andrew Lutomirski
2011-05-24 1:34 ` Minchan Kim
2011-05-24 1:34 ` Minchan Kim
2011-05-24 11:24 ` Andrew Lutomirski
2011-05-24 11:24 ` Andrew Lutomirski
2011-05-24 11:55 ` Andrew Lutomirski
2011-05-25 0:43 ` KOSAKI Motohiro
2011-05-25 0:43 ` KOSAKI Motohiro
2011-05-21 14:31 ` Minchan Kim
2011-05-21 14:31 ` Minchan Kim
2011-05-19 14:51 ` Wu Fengguang
2011-05-19 14:51 ` Wu Fengguang
2011-05-19 15:00 ` Andrew Lutomirski
2011-05-19 15:00 ` Andrew Lutomirski
2011-05-20 0:20 ` Minchan Kim
2011-05-20 0:20 ` Minchan Kim
2011-05-15 22:40 ` Minchan Kim
2011-05-15 22:40 ` Minchan Kim
2011-05-17 5:52 ` Wu Fengguang
2011-05-17 5:52 ` Wu Fengguang
2011-05-17 6:26 ` Minchan Kim
2011-05-17 6:26 ` Minchan Kim
2011-05-20 10:40 ` Andrea Arcangeli
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