linux-kernel - Re: Kernel 2.6.29 runs out of memory and hangs.

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Message-ID: <40a4ed590904270639y2e1d29aaud7d66164d22e4e6b@mail.gmail.com>
Date:	Mon, 27 Apr 2009 15:39:43 +0200
From:	Zeno Davatz <zdavatz@...il.com>
To:	Greg Stark <gsstark@....edu>
Cc:	David Rientjes <rientjes@...gle.com>, linux-kernel@...r.kernel.org,
	Hannes Wyss <hwyss@...see.com>
Subject: Re: Kernel 2.6.29 runs out of memory and hangs.

Dear Greg

On Mon, Apr 27, 2009 at 3:35 PM, Greg Stark <gsstark@....edu> wrote:
> On Sun, Apr 26, 2009 at 8:55 PM, David Rientjes <rientjes@...gle.com> wrote:
>> There is work being done on a per-cgroup lowmem notifier which would allow
>> userspace to poll() on a device file and be notified of low memory
>> situations so that it can react on its own (like killing a low priority
>> task, expanding a cpuset, increasing a memcontroller limit, etc.)
>
> Surely anything that important ought to be running with overcommit
> disabled anyways.

Where do I enable or disable overcommit?

Best
Zeno
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