From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail190.messagelabs.com (mail190.messagelabs.com [216.82.249.51]) by kanga.kvack.org (Postfix) with ESMTP id 73F3C8D0039 for ; Wed, 9 Mar 2011 01:13:19 -0500 (EST) Received: from m4.gw.fujitsu.co.jp (unknown [10.0.50.74]) by fgwmail5.fujitsu.co.jp (Postfix) with ESMTP id B25093EE0BC for ; Wed, 9 Mar 2011 15:13:16 +0900 (JST) Received: from smail (m4 [127.0.0.1]) by outgoing.m4.gw.fujitsu.co.jp (Postfix) with ESMTP id 9833045DE53 for ; Wed, 9 Mar 2011 15:13:16 +0900 (JST) Received: from s4.gw.fujitsu.co.jp (s4.gw.fujitsu.co.jp [10.0.50.94]) by m4.gw.fujitsu.co.jp (Postfix) with ESMTP id 8130D45DE51 for ; Wed, 9 Mar 2011 15:13:16 +0900 (JST) Received: from s4.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s4.gw.fujitsu.co.jp (Postfix) with ESMTP id 70BBC1DB802F for ; Wed, 9 Mar 2011 15:13:16 +0900 (JST) Received: from m105.s.css.fujitsu.com (m105.s.css.fujitsu.com [10.240.81.145]) by s4.gw.fujitsu.co.jp (Postfix) with ESMTP id 31D4B1DB8037 for ; Wed, 9 Mar 2011 15:13:16 +0900 (JST) Date: Wed, 9 Mar 2011 15:06:56 +0900 From: KAMEZAWA Hiroyuki Subject: Re: [PATCH] mm: check zone->all_unreclaimable in all_unreclaimable() Message-Id: <20110309150656.c7128fdd.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <4D75E4E6.9020507@gmail.com> References: <1299325456-2687-1-git-send-email-avagin@openvz.org> <20110305152056.GA1918@barrios-desktop> <4D72580D.4000208@gmail.com> <20110305155316.GB1918@barrios-desktop> <4D7267B6.6020406@gmail.com> <20110305170759.GC1918@barrios-desktop> <20110307135831.9e0d7eaa.akpm@linux-foundation.org> <20110308094438.1ba05ed2.kamezawa.hiroyu@jp.fujitsu.com> <4D75E4E6.9020507@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Vagin Cc: Andrew Morton , Minchan Kim , Andrey Vagin , Mel Gorman , KOSAKI Motohiro , linux-mm@kvack.org, linux-kernel@vger.kernel.org On Tue, 08 Mar 2011 11:12:22 +0300 Andrew Vagin wrote: > Hi, All > > I agree with Minchan and can't think this is a real fix.... > > Andrey, I'm now trying your fix and it seems your fix for oom-killer, > > 'skip-zombie-process' works enough good for my environ. > > > > What is your enviroment ? number of cpus ? architecture ? size of memory ? > Processort: AMD Phenom(tm) II X6 1055T Processor (six-core) > Ram: 8Gb > RHEL6, x86_64. This host doesn't have swap. > Ok, thanks. "NO SWAP" is a big information ;) > It hangs up fast. Tomorrow I will have to send a processes state, if it > will be interesting for you. With my patch the kernel work fine. I added > debug and found that it hangs up in the described case. > I suppose that my patch may be incorrect, but the problem exists and we > should do something. > Thanks, -Kame -- 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