From: Balbir Singh <balbir@linux.vnet.ibm.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Marcelo Tosatti <marcelo@kvack.org>,
linux-kernel@vger.kernel.org, drepper@redhat.com,
riel@redhat.com, Martin Bligh <mbligh@mbligh.org>,
linux-mm@kvack.org
Subject: Re: OOM notifications
Date: Mon, 29 Oct 2007 02:46:40 +0530 [thread overview]
Message-ID: <4724FC38.30909@linux.vnet.ibm.com> (raw)
In-Reply-To: <20071026140201.ae52757c.akpm@linux-foundation.org>
Andrew Morton wrote:
> It get more complicated with NUMA memory nodes and cgroup memory
> controllers.
>
At OLS this year, users wanted user space notification of OOM
for cgroup memory controller. When a group is about to OOM,
a notification can help an external application re-adjust
memory limits across the system.
Keeping some memory reserved for handling OOM, this scheme could
be extended to handle global OOM conditions as well.
--
Warm Regards,
Balbir Singh
Linux Technology Center
IBM, ISTL
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prev parent reply other threads:[~2007-10-28 21:16 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20071018201531.GA5938@dmt>
2007-10-26 21:02 ` OOM notifications Andrew Morton
2007-10-26 21:05 ` Martin Bligh
2007-10-26 21:11 ` Andrew Morton
2007-10-26 21:35 ` Rik van Riel
2007-10-26 21:59 ` Martin Bligh
2007-10-26 22:30 ` Rik van Riel
2007-10-28 21:16 ` Balbir Singh [this message]
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