From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: balbir@linux.vnet.ibm.com
Cc: kosaki.motohiro@jp.fujitsu.com,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Rik van Riel <riel@redhat.com>,
Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>,
Linux Containers <containers@lists.osdl.org>,
Linux MM <linux-mm@kvack.org>, Pavel Emelyanov <xemul@openvz.org>,
YAMAMOTO Takashi <yamamoto@valinux.co.jp>,
Hugh Dickins <hugh@veritas.com>,
"IKEDA, Munehiro" <m-ikeda@ds.jp.nec.com>
Subject: Re: [PATCH 0/4] swapcgroup(v2)
Date: Fri, 23 May 2008 13:30:27 +0900 [thread overview]
Message-ID: <20080523131812.84F1.KOSAKI.MOTOHIRO@jp.fujitsu.com> (raw)
In-Reply-To: <4836411B.2030601@linux.vnet.ibm.com>
> One option is to limit the virtual address space usage of the cgroup to ensure
> that swap usage of a cgroup will *not* exceed the specified limit. Along with a
> good swap controller, it should provide good control over the cgroup's memory usage.
unfortunately, it doesn't works in real world.
IMHO you said as old good age.
because, Some JavaVM consume crazy large virtual address space.
it often consume >10x than phycal memory consumption.
yes, that behaviour is crazy. but it is used widely.
thus, We shouldn't assume virtual address space limitation.
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next prev parent reply other threads:[~2008-05-23 4:30 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-22 6:13 Daisuke Nishimura
2008-05-22 6:17 ` [PATCH 1/4] swapcgroup: add cgroup files Daisuke Nishimura
2008-05-22 6:18 ` [PATCH 2/4] swapcgroup: add member to swap_info_struct for cgroup Daisuke Nishimura
2008-05-22 7:23 ` KAMEZAWA Hiroyuki
2008-05-22 8:46 ` Daisuke Nishimura
2008-05-22 9:35 ` KAMEZAWA Hiroyuki
2008-05-22 6:20 ` [PATCH 3/4] swapcgroup: implement charge/uncharge Daisuke Nishimura
2008-05-22 7:37 ` KAMEZAWA Hiroyuki
2008-05-23 11:52 ` Daisuke Nishimura
2008-05-26 0:57 ` KAMEZAWA Hiroyuki
2008-05-27 13:42 ` KAMEZAWA Hiroyuki
2008-05-22 6:22 ` [PATCH 4/4] swapcgroup: modify vm_swap_full for cgroup Daisuke Nishimura
2008-05-22 6:45 ` YAMAMOTO Takashi
2008-05-22 12:34 ` Daisuke Nishimura
2008-05-25 23:35 ` YAMAMOTO Takashi
2008-05-22 7:39 ` KAMEZAWA Hiroyuki
2008-05-22 8:00 ` KOSAKI Motohiro
2008-05-22 12:22 ` Daisuke Nishimura
2008-05-22 12:32 ` KOSAKI Motohiro
2008-05-23 12:26 ` Daisuke Nishimura
2008-05-22 7:44 ` [PATCH 0/4] swapcgroup(v2) KAMEZAWA Hiroyuki
2008-05-23 2:10 ` Daisuke Nishimura
2008-05-23 2:42 ` Daisuke Nishimura
2008-05-22 21:27 ` Balbir Singh
2008-05-23 4:27 ` Daisuke Nishimura
2008-05-27 7:31 ` YAMAMOTO Takashi
2008-05-27 7:42 ` Balbir Singh
2008-05-27 8:30 ` Daisuke Nishimura
2008-05-27 13:18 ` Balbir Singh
2008-05-27 13:42 ` Daisuke Nishimura
2008-05-27 13:46 ` Balbir Singh
2008-05-27 14:00 ` Daisuke Nishimura
2008-05-23 2:26 ` Rik van Riel
2008-05-23 3:10 ` KAMEZAWA Hiroyuki
2008-05-23 3:32 ` Rik van Riel
2008-05-23 3:59 ` Balbir Singh
2008-05-23 4:30 ` KOSAKI Motohiro [this message]
2008-05-23 4:51 ` Balbir Singh
2008-05-23 5:23 ` KAMEZAWA Hiroyuki
2008-05-23 5:29 ` David Singleton
2008-05-23 6:00 ` KOSAKI Motohiro
2008-05-23 6:45 ` Balbir Singh
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