From: Balbir Singh <balbir@linux.vnet.ibm.com>
To: Keika Kobayashi <kobayashi.kk@ncos.nec.co.jp>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
akpm@linux-foundation.org, balbir@in.ibm.com,
sekharan@us.ibm.com, kosaki.motohiro@jp.fujitsu.com,
kamezawa.hiroyu@jp.fujitsu.com
Subject: Re: [PATCH 0/3 v2] per-task-delay-accounting: add memory reclaim delay
Date: Fri, 06 Jun 2008 09:11:14 +0530 [thread overview]
Message-ID: <4848B1DA.3060906@linux.vnet.ibm.com> (raw)
In-Reply-To: <20080605202132.d84b7083.kobayashi.kk@ncos.nec.co.jp>
Keika Kobayashi wrote:
> On Fri, 06 Jun 2008 07:48:25 +0530
> Balbir Singh <balbir@linux.vnet.ibm.com> wrote:
>
>>> $ ./delayget -d -p <pid>
>>> CPU count real total virtual total delay total
>>> 2640 2456153500 2478353004 28366219
>>> IO count delay total
>>> 2628 19894214188
>>> SWAP count delay total
>>> 0 0
>>> RECLAIM count delay total
>>> 6600 10682486085
>>>
>> Looks interesting, this data is for the whole system or memcgroup? If it is for
>> memcgroup, we should be using cgroupstats.
>
> Thanks for your comment.
> This accounting, which is named "RECLAIM", is global and memcgroup reclaim delay
> and this data is value per task.
>
> Unfortunately, I'm not sure what the whole system means.
> Could you tell me your point?
By whole system, I meant global reclaim.
--
Warm Regards,
Balbir Singh
Linux Technology Center
IBM, ISTL
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next prev parent reply other threads:[~2008-06-06 3:42 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-05 23:27 Keika Kobayashi
2008-06-05 23:31 ` [PATCH 1/3 " Keika Kobayashi
2008-06-06 3:50 ` Balbir Singh
2008-06-07 4:40 ` KOSAKI Motohiro
2008-06-05 23:32 ` [PATCH 2/3 v2] per-task-delay-accounting: update taskstats for " Keika Kobayashi
2008-06-06 4:13 ` Balbir Singh
2008-06-06 21:58 ` Hiroshi Shimamoto
2008-06-07 0:24 ` Keika Kobayashi
2008-06-07 4:44 ` KOSAKI Motohiro
2008-06-09 16:27 ` Keika Kobayashi
2008-06-05 23:33 ` [PATCH 3/3 v2] per-task-delay-accounting: update document and getdelays.c for memory reclaim Keika Kobayashi
2008-06-06 4:14 ` Balbir Singh
2008-06-07 4:46 ` KOSAKI Motohiro
2008-06-06 2:18 ` [PATCH 0/3 v2] per-task-delay-accounting: add memory reclaim delay Balbir Singh
2008-06-06 3:14 ` KAMEZAWA Hiroyuki
2008-06-06 3:21 ` Keika Kobayashi
2008-06-06 3:41 ` Balbir Singh [this message]
2008-06-06 3:01 ` KAMEZAWA Hiroyuki
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