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From: "Paul Menage" <menage@google.com>
To: "KAMEZAWA Hiroyuki" <kamezawa.hiroyu@jp.fujitsu.com>
Cc: npiggin@suse.de, ckrm-tech@lists.sourceforge.net,
	linux-kernel@vger.kernel.org, pj@sgi.com,
	lhms-devel@lists.sourceforge.net, rohitseth@google.com,
	devel@openvz.org, clameter@sgi.com
Subject: Re: [ckrm-tech] [Lhms-devel] [patch00/05]: Containers(V2)- Introduction
Date: Wed, 20 Sep 2006 18:36:01 -0700	[thread overview]
Message-ID: <6599ad830609201836s66623229y42d7301056e4a4e8@mail.google.com> (raw)
In-Reply-To: <20060921103302.b57d288d.kamezawa.hiroyu@jp.fujitsu.com>

On 9/20/06, KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> wrote:
> For example
>
> In following scenario,
> ==
> (1). add <pid> > /mnt/configfs/containers/my_container/add_task
> (2). <pid> does some work.
> (3). echo <pid> > /mnt/configfs/containers/my_container/rm_task
> (4). echo <pid> > /mnt/configfs/containers/my_container2/add_task
> ==
> (if fake-pgdat/memory-hotplug is used)
> The pages used by <pid> in (2) will be accounted in 'my_container' after (3).
> Is this user's wrong use of system ?

Yes. You can't use memory node partitioning for file pages in this way
unless you have strict controls over who can access the data sets in
question, and are careful to prevent people from moving between
containers. So it's not suitable for all uses of resource-isolating
containers.

Who is to say that the pages allocated in (2) *should* be reaccounted
to my_container2 after (3)? Some people might want that, other
(including me) might not.

Paul

  reply	other threads:[~2006-09-21  1:36 UTC|newest]

Thread overview: 125+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-09-20  2:16 Rohit Seth
2006-09-20 13:06 ` [Devel] " Cedric Le Goater
2006-09-20 16:45   ` Rohit Seth
2006-09-20 16:25 ` Christoph Lameter
2006-09-20 16:44   ` Nick Piggin
2006-09-20 16:48     ` Christoph Lameter
2006-09-20 17:07       ` Nick Piggin
2006-09-20 17:12         ` Christoph Lameter
2006-09-20 22:27           ` Paul Jackson
2006-09-20 22:59             ` Christoph Lameter
2006-09-20 17:26   ` Rohit Seth
2006-09-20 17:37     ` [ckrm-tech] " Paul Menage
2006-09-20 17:38     ` Christoph Lameter
2006-09-20 17:42       ` [ckrm-tech] " Paul Menage
2006-09-20 18:07       ` Rohit Seth
2006-09-20 19:51         ` Christoph Lameter
2006-09-20 20:06         ` Paul Jackson
2006-09-20 22:58         ` Paul Jackson
2006-09-20 23:02           ` Christoph Lameter
2006-09-20 23:33             ` Rohit Seth
2006-09-20 23:36               ` Christoph Lameter
2006-09-20 23:39                 ` Rohit Seth
2006-09-20 23:51                   ` Christoph Lameter
2006-09-21  0:05                     ` Paul Jackson
2006-09-21  0:09                       ` [ckrm-tech] " Paul Menage
2006-09-20 23:26           ` Rohit Seth
2006-09-20 23:31             ` Christoph Lameter
2006-09-21  0:51               ` [Lhms-devel] " KAMEZAWA Hiroyuki
2006-09-21  1:33                 ` KAMEZAWA Hiroyuki
2006-09-21  1:36                   ` Paul Menage [this message]
2006-09-20 22:51     ` Paul Jackson
2006-09-20 23:01       ` Christoph Lameter
2006-09-20 23:22       ` Rohit Seth
2006-09-20 23:45         ` Paul Jackson
2006-09-20 17:34   ` Alan Cox
2006-09-20 17:15     ` Christoph Lameter
2006-09-20 17:48       ` Alan Cox
2006-09-20 17:35         ` Christoph Lameter
2006-09-20 23:29         ` Paul Jackson
2006-09-20 23:18       ` Paul Jackson
2006-09-20 17:30     ` [ckrm-tech] " Paul Menage
2006-09-20 23:37       ` Paul Jackson
2006-09-20 23:53         ` Paul Menage
2006-09-21  0:07           ` Paul Jackson
2006-09-21  0:10             ` Paul Menage
2006-09-21  0:17               ` Paul Jackson
2006-09-20 18:34   ` Chandra Seetharaman
2006-09-20 18:43     ` Paul Menage
2006-09-20 18:54       ` Chandra Seetharaman
2006-09-20 19:25         ` Paul Menage
2006-09-20 19:35           ` Chandra Seetharaman
2006-09-20 19:57             ` Paul Menage
2006-09-21  0:30               ` Chandra Seetharaman
2006-09-21  0:33                 ` Paul Jackson
2006-09-21  0:50                   ` Chandra Seetharaman
2006-09-21  0:34                 ` Paul Menage
2006-09-20 20:49           ` Paul Jackson
2006-09-20 20:51             ` Paul Menage
2006-09-20 21:04               ` Paul Jackson
     [not found]                 ` <6599ad830609201605s2fc1ccbdse31e3e60a50d56bc@mail.google.com>
2006-09-20 23:54                   ` Paul Jackson
2006-09-20 23:57                     ` Paul Menage
2006-09-21  0:09                       ` Paul Jackson
2006-09-21  1:25                   ` Chandra Seetharaman
2006-09-21  0:45             ` Chandra Seetharaman
2006-09-21  0:51               ` Paul Jackson
2006-09-20 19:55         ` Christoph Lameter
2006-09-20 20:27         ` Paul Jackson
2006-09-21 17:02           ` Srivatsa Vaddagiri
2006-09-21 19:29             ` Paul Jackson
2006-09-20 20:11       ` Paul Jackson
2006-09-20 20:17         ` Paul Menage
2006-09-20 19:52     ` Christoph Lameter
2006-09-21  0:31       ` Chandra Seetharaman
2006-09-21  0:36         ` Paul Jackson
2006-09-21  0:42           ` Paul Menage
2006-09-21  1:45             ` Chandra Seetharaman
2006-09-21  1:52               ` Paul Menage
2006-09-21 20:06                 ` Chandra Seetharaman
2006-09-21 20:10                   ` Paul Menage
2006-09-21 21:44                     ` Chandra Seetharaman
2006-09-21 22:09                       ` Paul Menage
2006-09-22  0:06                         ` Chandra Seetharaman
2006-09-22  0:13                           ` Paul Menage
2006-09-22  0:55                             ` Chandra Seetharaman
2006-09-22  0:24                           ` Paul Jackson
2006-09-22  0:57                             ` Chandra Seetharaman
2006-09-22  1:11                               ` Paul Jackson
2006-09-21 21:59                     ` Paul Jackson
2006-09-21 22:07                       ` Paul Menage
2006-09-21 22:48                         ` Paul Jackson
2006-09-20 19:09   ` Chandra Seetharaman
     [not found] ` <4510D3F4.1040009@yahoo.com.au>
2006-09-20 16:26   ` Christoph Lameter
2006-09-20 16:56     ` Nick Piggin
2006-09-20 17:08       ` Christoph Lameter
2006-09-20 17:19         ` Nick Piggin
2006-09-20 17:30           ` Christoph Lameter
2006-09-20 18:03             ` Nick Piggin
2006-09-20 17:40       ` Alan Cox
2006-09-20 16:27   ` Rohit Seth
     [not found]   ` <1158751720.8970.67.camel@twins>
     [not found]     ` <4511626B.9000106@yahoo.com.au>
     [not found]       ` <1158767787.3278.103.camel@taijtu>
2006-09-20 17:00         ` Nick Piggin
2006-09-20 17:23           ` [ckrm-tech] " Paul Menage
2006-09-20 17:36           ` Alan Cox
2006-09-20 17:30             ` Nick Piggin
2006-09-20 17:50           ` Rohit Seth
2006-09-20 17:52             ` Christoph Lameter
2006-09-20 18:06               ` Peter Zijlstra
2006-09-20 18:14                 ` Rohit Seth
2006-09-20 18:27                   ` Peter Zijlstra
2006-09-20 18:33                     ` [ckrm-tech] " Paul Menage
2006-09-20 18:38                     ` Rohit Seth
2006-09-20 19:48                 ` Paul Jackson
2006-09-20 19:48                 ` Christoph Lameter
2006-09-20 19:51                   ` [ckrm-tech] " Paul Menage
2006-09-20 18:37             ` Peter Zijlstra
2006-09-20 18:57               ` Rohit Seth
2006-09-27 19:50 ` [ckrm-tech] " Chandra Seetharaman
2006-09-27 21:28   ` Rohit Seth
2006-09-27 22:24     ` Chandra Seetharaman
2006-09-28  8:01       ` Balbir Singh
2006-09-28 18:31         ` Rohit Seth
2006-09-28 21:53           ` Balbir Singh
2006-09-29  0:22             ` Rohit Seth
2006-09-28 18:12       ` Rohit Seth
2006-09-28 20:23         ` Chandra Seetharaman
2006-09-28 21:38           ` Rohit Seth

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