From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: rientjes@google.com
Cc: caiqian@redhat.com, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
hughd@google.com, kamezawa.hiroyu@jp.fujitsu.com,
minchan.kim@gmail.com, oleg@redhat.com
Subject: Re: [PATCH 3/5] oom: oom-killer don't use proportion of system-ram internally
Date: Tue, 24 May 2011 10:21:48 +0900 [thread overview]
Message-ID: <4DDB082C.2030809@jp.fujitsu.com> (raw)
In-Reply-To: <alpine.DEB.2.00.1105231547060.17840@chino.kir.corp.google.com>
(2011/05/24 7:48), David Rientjes wrote:
> On Mon, 23 May 2011, David Rientjes wrote:
>
>> I already suggested an alternative patch to CAI Qian to greatly increase
>> the granularity of the oom score from a range of 0-1000 to 0-10000 to
>> differentiate between tasks within 0.01% of available memory (16MB on CAI
>> Qian's 16GB system). I'll propose this officially in a separate email.
>>
>
> This is an alternative patch as earlier proposed with suggested
> improvements from Minchan. CAI, would it be possible to test this out on
> your usecase?
>
> I'm indifferent to the actual scale of OOM_SCORE_MAX_FACTOR; it could be
> 10 as proposed in this patch or even increased higher for higher
> resolution.
I did explain why your proposal is unacceptable.
http://www.gossamer-threads.com/lists/linux/kernel/1378837#1378837
WARNING: multiple messages have this Message-ID (diff)
From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: rientjes@google.com
Cc: caiqian@redhat.com, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
hughd@google.com, kamezawa.hiroyu@jp.fujitsu.com,
minchan.kim@gmail.com, oleg@redhat.com
Subject: Re: [PATCH 3/5] oom: oom-killer don't use proportion of system-ram internally
Date: Tue, 24 May 2011 10:21:48 +0900 [thread overview]
Message-ID: <4DDB082C.2030809@jp.fujitsu.com> (raw)
In-Reply-To: <alpine.DEB.2.00.1105231547060.17840@chino.kir.corp.google.com>
(2011/05/24 7:48), David Rientjes wrote:
> On Mon, 23 May 2011, David Rientjes wrote:
>
>> I already suggested an alternative patch to CAI Qian to greatly increase
>> the granularity of the oom score from a range of 0-1000 to 0-10000 to
>> differentiate between tasks within 0.01% of available memory (16MB on CAI
>> Qian's 16GB system). I'll propose this officially in a separate email.
>>
>
> This is an alternative patch as earlier proposed with suggested
> improvements from Minchan. CAI, would it be possible to test this out on
> your usecase?
>
> I'm indifferent to the actual scale of OOM_SCORE_MAX_FACTOR; it could be
> 10 as proposed in this patch or even increased higher for higher
> resolution.
I did explain why your proposal is unacceptable.
http://www.gossamer-threads.com/lists/linux/kernel/1378837#1378837
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next prev parent reply other threads:[~2011-05-24 1:21 UTC|newest]
Thread overview: 118+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-20 8:00 [PATCH v2 0/5] Fix oom killer doesn't work at all if system have > gigabytes memory (aka CAI founded issue) KOSAKI Motohiro
2011-05-20 8:00 ` KOSAKI Motohiro
2011-05-20 8:01 ` [PATCH 1/5] oom: improve dump_tasks() show items KOSAKI Motohiro
2011-05-20 8:01 ` KOSAKI Motohiro
2011-05-23 22:16 ` David Rientjes
2011-05-23 22:16 ` David Rientjes
2011-05-20 8:02 ` [PATCH 2/5] oom: kill younger process first KOSAKI Motohiro
2011-05-20 8:02 ` KOSAKI Motohiro
2011-05-23 2:37 ` Minchan Kim
2011-05-23 2:37 ` Minchan Kim
2011-05-23 22:20 ` David Rientjes
2011-05-23 22:20 ` David Rientjes
2011-05-20 8:03 ` [PATCH 3/5] oom: oom-killer don't use proportion of system-ram internally KOSAKI Motohiro
2011-05-20 8:03 ` KOSAKI Motohiro
2011-05-23 3:59 ` Minchan Kim
2011-05-23 3:59 ` Minchan Kim
2011-05-24 1:14 ` KOSAKI Motohiro
2011-05-24 1:14 ` KOSAKI Motohiro
2011-05-24 1:32 ` Minchan Kim
2011-05-24 1:32 ` Minchan Kim
2011-05-23 4:02 ` Minchan Kim
2011-05-23 4:02 ` Minchan Kim
2011-05-24 1:44 ` KOSAKI Motohiro
2011-05-24 1:44 ` KOSAKI Motohiro
2011-05-24 3:11 ` KOSAKI Motohiro
2011-05-24 3:11 ` KOSAKI Motohiro
2011-05-23 22:28 ` David Rientjes
2011-05-23 22:28 ` David Rientjes
2011-05-23 22:48 ` David Rientjes
2011-05-23 22:48 ` David Rientjes
2011-05-24 1:21 ` KOSAKI Motohiro [this message]
2011-05-24 1:21 ` KOSAKI Motohiro
2011-05-24 8:32 ` CAI Qian
2011-05-24 8:32 ` CAI Qian
2011-05-26 7:08 ` CAI Qian
2011-05-26 7:08 ` CAI Qian
2011-05-27 19:12 ` David Rientjes
2011-05-27 19:12 ` David Rientjes
2011-05-24 2:07 ` KOSAKI Motohiro
2011-05-24 2:07 ` KOSAKI Motohiro
2011-05-26 9:34 ` CAI Qian
2011-05-26 9:34 ` CAI Qian
2011-05-26 9:56 ` KOSAKI Motohiro
2011-05-26 9:56 ` KOSAKI Motohiro
2011-05-20 8:04 ` [PATCH 4/5] oom: don't kill random process KOSAKI Motohiro
2011-05-20 8:04 ` KOSAKI Motohiro
2011-05-23 4:31 ` Minchan Kim
2011-05-23 4:31 ` Minchan Kim
2011-05-24 1:53 ` KOSAKI Motohiro
2011-05-24 1:53 ` KOSAKI Motohiro
2011-05-24 8:46 ` Minchan Kim
2011-05-24 8:46 ` Minchan Kim
2011-05-24 8:49 ` KOSAKI Motohiro
2011-05-24 8:49 ` KOSAKI Motohiro
2011-05-24 9:04 ` Minchan Kim
2011-05-24 9:04 ` Minchan Kim
2011-05-24 9:09 ` KOSAKI Motohiro
2011-05-24 9:09 ` KOSAKI Motohiro
2011-05-24 9:20 ` Minchan Kim
2011-05-24 9:20 ` Minchan Kim
2011-05-24 9:38 ` KOSAKI Motohiro
2011-05-24 9:38 ` KOSAKI Motohiro
2011-05-23 22:32 ` David Rientjes
2011-05-23 22:32 ` David Rientjes
2011-05-24 1:35 ` KOSAKI Motohiro
2011-05-24 1:35 ` KOSAKI Motohiro
2011-05-24 1:39 ` David Rientjes
2011-05-24 1:39 ` David Rientjes
2011-05-24 1:55 ` KOSAKI Motohiro
2011-05-24 1:55 ` KOSAKI Motohiro
2011-05-24 1:58 ` David Rientjes
2011-05-24 1:58 ` David Rientjes
2011-05-24 2:03 ` KOSAKI Motohiro
2011-05-24 2:03 ` KOSAKI Motohiro
2011-05-25 23:50 ` David Rientjes
2011-05-25 23:50 ` David Rientjes
2011-05-30 1:17 ` KOSAKI Motohiro
2011-05-30 1:17 ` KOSAKI Motohiro
2011-05-31 4:48 ` David Rientjes
2011-05-31 4:48 ` David Rientjes
2011-05-31 4:54 ` KOSAKI Motohiro
2011-05-31 4:54 ` KOSAKI Motohiro
2011-05-20 8:05 ` [PATCH 5/5] oom: merge oom_kill_process() with oom_kill_task() KOSAKI Motohiro
2011-05-20 8:05 ` KOSAKI Motohiro
2011-05-31 1:33 ` [PATCH v2 0/5] Fix oom killer doesn't work at all if system have > gigabytes memory (aka CAI founded issue) CAI Qian
2011-05-31 1:33 ` CAI Qian
2011-05-31 4:10 ` KOSAKI Motohiro
2011-05-31 4:10 ` KOSAKI Motohiro
2011-05-31 4:14 ` CAI Qian
2011-05-31 4:14 ` CAI Qian
2011-05-31 4:34 ` KOSAKI Motohiro
2011-05-31 4:34 ` KOSAKI Motohiro
2011-05-31 4:49 ` KOSAKI Motohiro
2011-05-31 4:49 ` KOSAKI Motohiro
2011-05-31 4:32 ` KOSAKI Motohiro
2011-05-31 4:32 ` KOSAKI Motohiro
2011-05-31 4:52 ` CAI Qian
2011-05-31 4:52 ` CAI Qian
2011-05-31 7:04 ` KOSAKI Motohiro
2011-05-31 7:04 ` KOSAKI Motohiro
2011-05-31 7:50 ` CAI Qian
2011-05-31 7:50 ` CAI Qian
2011-05-31 7:56 ` KOSAKI Motohiro
2011-05-31 7:56 ` KOSAKI Motohiro
2011-05-31 7:59 ` CAI Qian
2011-05-31 7:59 ` CAI Qian
2011-05-31 8:11 ` KOSAKI Motohiro
2011-05-31 8:11 ` KOSAKI Motohiro
2011-05-31 10:01 ` KOSAKI Motohiro
2011-05-31 10:01 ` KOSAKI Motohiro
2011-06-01 1:17 ` CAI Qian
2011-06-01 1:17 ` CAI Qian
2011-06-01 3:32 ` Minchan Kim
2011-06-01 3:32 ` Minchan Kim
2011-06-06 3:07 ` KOSAKI Motohiro
2011-06-06 3:07 ` KOSAKI Motohiro
2011-06-06 14:44 ` Minchan Kim
2011-06-06 14:44 ` Minchan Kim
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