From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: linux-mm@kvack.org, linux-kernel@vger.kernel.org
Cc: kosaki.motohiro@jp.fujitsu.com,
Marcelo Tosatti <marcelo@kvack.org>,
Daniel Spang <daniel.spang@gmail.com>,
Rik van Riel <riel@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>
Subject: [RFC][PATCH 0/5] mem notifications v4
Date: Tue, 15 Jan 2008 09:52:14 +0900 [thread overview]
Message-ID: <20080115092828.116F.KOSAKI.MOTOHIRO@jp.fujitsu.com> (raw)
Hi!
The /dev/mem_notify is low memory notification device.
it can avoid swappness and oom by cooperationg with the user process.
You need not be annoyed by OOM any longer :)
please any comments!
related discussion:
--------------------------------------------------------------
LKML OOM notifications requirement discussion
http://www.gossamer-threads.com/lists/linux/kernel/832802?nohighlight=1#832802
OOM notifications patch [Marcelo Tosatti]
http://marc.info/?l=linux-kernel&m=119273914027743&w=2
mem notifications v3 [Marcelo Tosatti]
http://marc.info/?l=linux-mm&m=119852828327044&w=2
Thrashing notification patch [Daniel Spang]
http://marc.info/?l=linux-mm&m=119427416315676&w=2
Changelog
-------------------------------------------------
v3 -> v4 (by KOSAKI Motohiro)
o rebase to 2.6.24-rc6-mm1
o avoid wake up all.
o add judgement point to __free_one_page().
o add zone awareness.
v2 -> v3 (by Marcelo Tosatti)
o changes the notification point to happen whenever
the VM moves an anonymous page to the inactive list.
o implement notification rate limit.
v1(oom notify) -> v2 (by Marcelo Tosatti)
o name change
o notify timing change from just swap thrashing to
just before thrashing.
o also works with swapless device.
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next reply other threads:[~2008-01-15 0:52 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-15 0:52 KOSAKI Motohiro [this message]
2008-01-15 0:59 ` [RFC][PATCH 1/5] introduce poll_wait_exclusive() new API KOSAKI Motohiro
2008-01-15 1:00 ` [RFC][PATCH 2/5] introduce wake_up_locked_nr() " KOSAKI Motohiro
2008-01-15 1:01 ` [RFC][PATCH 3/5] add /dev/mem_notify device KOSAKI Motohiro
2008-01-15 1:08 ` Randy Dunlap
2008-01-15 1:20 ` KOSAKI Motohiro
2008-01-15 1:24 ` KOSAKI Motohiro
2008-01-15 2:10 ` KAMEZAWA Hiroyuki
2008-01-15 2:20 ` KOSAKI Motohiro
2008-01-15 2:56 ` Rik van Riel
2008-01-15 10:46 ` Alan Cox
2008-01-15 10:59 ` KOSAKI Motohiro
2008-01-15 11:20 ` Alan Cox
2008-01-15 11:48 ` KOSAKI Motohiro
2008-01-15 13:42 ` Alan Cox
2008-01-16 2:43 ` KOSAKI Motohiro
2008-01-15 12:05 ` Marcelo Tosatti
2008-01-15 13:42 ` Alan Cox
2008-01-15 22:16 ` Pavel Machek
2008-01-16 1:57 ` KOSAKI Motohiro
2008-01-16 4:13 ` Marcelo Tosatti
2008-01-16 11:42 ` Pavel Machek
2008-01-16 11:51 ` Daniel Spång
2008-01-17 3:04 ` KOSAKI Motohiro
2008-01-15 1:02 ` [RFC][PATCH 4/5] memory_pressure_notify() caller KOSAKI Motohiro
2008-01-15 2:06 ` KAMEZAWA Hiroyuki
2008-01-15 2:37 ` KOSAKI Motohiro
2008-01-15 3:00 ` KAMEZAWA Hiroyuki
2008-01-15 3:08 ` KOSAKI Motohiro
2008-01-15 22:55 ` Daniel Spång
2008-01-15 22:59 ` Rik van Riel
2008-01-15 23:39 ` Daniel Spång
2008-01-16 1:48 ` KOSAKI Motohiro
2008-01-16 11:03 ` Daniel Spång
2008-01-17 3:26 ` KOSAKI Motohiro
2008-01-18 10:24 ` Daniel Spång
2008-01-18 10:30 ` KOSAKI Motohiro
2008-01-15 1:03 ` [RFC][PATCH 5/5] /proc/zoneinfo enhancement KOSAKI Motohiro
2008-01-15 10:44 ` Alan Cox
2008-01-15 10:49 ` KOSAKI Motohiro
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