linux-kernel - Re: Misleading OOM messages

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Message-ID: <alpine.DEB.1.10.0905151358070.26559@qirst.com>
Date:	Fri, 15 May 2009 13:58:30 -0400 (EDT)
From:	Christoph Lameter <cl@...ux-foundation.org>
To:	David Rientjes <rientjes@...gle.com>
cc:	Dave Hansen <dave@...ux.vnet.ibm.com>, Pavel Machek <pavel@....cz>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Greg Kroah-Hartman <gregkh@...e.de>,
	Nick Piggin <npiggin@...e.de>, Mel Gorman <mel@....ul.ie>,
	Peter Ziljstra <a.p.ziljstra@...llo.nl>,
	San Mehat <san@...roid.com>, Arve Hj?nnev?g <arve@...roid.com>,
	linux-kernel@...r.kernel.org
Subject: Re: Misleading OOM messages

On Thu, 14 May 2009, David Rientjes wrote:

> > To me it at least adds the fact that more should be made *available* and
> > not just that you're out of it.  So, definitely not perfect, but better
> > than "out".
> >
>
> I think "no allowable memory" followed by information on what is and is
> not allowed in that specific context would remove any ambiguity.

Useful information to have. If a NUMA or cgroup restriction caused the
failure then we should print that out.

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