From: Michal Hocko <mhocko@suse.cz>
To: Qiang Gao <gaoqiangscut@gmail.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-mmc@vger.kernel.org" <linux-mmc@vger.kernel.org>,
"cgroups@vger.kernel.org" <cgroups@vger.kernel.org>,
linux-mm@kvack.org, bsingharora@gmail.com
Subject: Re: process hangs on do_exit when oom happens
Date: Tue, 23 Oct 2012 10:35:58 +0200 [thread overview]
Message-ID: <20121023083556.GB15397@dhcp22.suse.cz> (raw)
In-Reply-To: <CAKWKT+ZRMHzgCLJ1quGnw-_T1b9OboYKnQdRc2_Z=rdU_PFVtw@mail.gmail.com>
On Tue 23-10-12 11:35:52, Qiang Gao wrote:
> I'm sure this is a global-oom,not cgroup-oom. [the dmesg output in the end]
Yes this is the global oom killer because:
> cglimit -M 700M ./tt
> then after global-oom,the process hangs..
> 179184 pages RAM
So you have ~700M of RAM so the memcg limit is basically pointless as it
cannot be reached...
--
Michal Hocko
SUSE Labs
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next prev parent reply other threads:[~2012-10-23 8:36 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <op.wmbi5kbrn27o5l@gaoqiang-d1.corp.qihoo.net>
2012-10-19 16:04 ` Michal Hocko
2012-10-22 2:16 ` Qiang Gao
2012-10-22 5:38 ` Balbir Singh
2012-10-22 13:01 ` Michal Hocko
2012-10-22 4:26 ` Qiang Gao
2012-10-23 3:35 ` Qiang Gao
2012-10-23 4:40 ` Balbir Singh
2012-10-23 7:18 ` Qiang Gao
2012-10-23 9:50 ` Michal Hocko
2012-10-23 10:10 ` Qiang Gao
2012-10-23 10:15 ` Michal Hocko
2012-10-23 17:43 ` Balbir Singh
2012-10-24 3:44 ` Qiang Gao
2012-10-25 9:57 ` Michal Hocko
2012-10-26 2:42 ` Qiang Gao
2012-10-26 17:03 ` Mike Galbraith
2012-10-26 20:04 ` Mike Galbraith
2012-10-23 8:35 ` Michal Hocko [this message]
2012-10-23 9:08 ` Qiang Gao
2012-10-23 9:43 ` Michal Hocko
2012-10-23 9:01 ` Sha Zhengju
2012-10-23 9:10 ` Qiang Gao
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