From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail143.messagelabs.com (mail143.messagelabs.com [216.82.254.35]) by kanga.kvack.org (Postfix) with ESMTP id 6F9E28D0039 for ; Mon, 7 Mar 2011 22:07:22 -0500 (EST) Received: from kpbe18.cbf.corp.google.com (kpbe18.cbf.corp.google.com [172.25.105.82]) by smtp-out.google.com with ESMTP id p2837F2A010362 for ; Mon, 7 Mar 2011 19:07:15 -0800 Received: from pvg3 (pvg3.prod.google.com [10.241.210.131]) by kpbe18.cbf.corp.google.com with ESMTP id p2836hbc022998 (version=TLSv1/SSLv3 cipher=RC4-SHA bits=128 verify=NOT) for ; Mon, 7 Mar 2011 19:07:14 -0800 Received: by pvg3 with SMTP id 3so1191208pvg.18 for ; Mon, 07 Mar 2011 19:07:14 -0800 (PST) Date: Mon, 7 Mar 2011 19:07:10 -0800 (PST) From: David Rientjes Subject: Re: [patch] memcg: add oom killer delay In-Reply-To: <20110308115108.36b184c5.kamezawa.hiroyu@jp.fujitsu.com> Message-ID: References: <20110223150850.8b52f244.akpm@linux-foundation.org> <20110303135223.0a415e69.akpm@linux-foundation.org> <20110307162912.2d8c70c1.akpm@linux-foundation.org> <20110307165119.436f5d21.akpm@linux-foundation.org> <20110307171853.c31ec416.akpm@linux-foundation.org> <20110308115108.36b184c5.kamezawa.hiroyu@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: KAMEZAWA Hiroyuki Cc: Andrew Morton , Balbir Singh , Daisuke Nishimura , linux-mm@kvack.org On Tue, 8 Mar 2011, KAMEZAWA Hiroyuki wrote: > BTW, why "the memcg is livelocked and then no memory limits on the system have > a chance of getting increased" > I was referring specifically to the memcg which a job scheduler or userspace daemon responsible for doing so is attached. If the thread responsible for managing memcgs and increasing limits or killing off lower priority jobs is in a memcg that is oom, there is a chance it will never be able to respond to the condition. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org