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Message-ID: <20090921174656.GS12726@csn.ul.ie> Date: Mon, 21 Sep 2009 18:46:57 +0100 From: Mel Gorman <mel@....ul.ie> To: Nick Piggin <npiggin@...e.de>, Pekka Enberg <penberg@...helsinki.fi>, Christoph Lameter <cl@...ux-foundation.org> Cc: heiko.carstens@...ibm.com, sachinp@...ibm.com, linux-kernel@...r.kernel.org, linux-mm@...ck.org, Tejun Heo <tj@...nel.org>, Benjamin Herrenschmidt <benh@...nel.crashing.org> Subject: Re: [RFC PATCH 0/3] Fix SLQB on memoryless configurations V2 On Mon, Sep 21, 2009 at 05:10:23PM +0100, Mel Gorman wrote: > Currently SLQB is not allowed to be configured on PPC and S390 machines as > CPUs can belong to memoryless nodes. SLQB does not deal with this very well > and crashes reliably. > > These patches fix the problem on PPC64 and it appears to be fairly stable. > At least, basic actions that were previously silently halting the machine > complete successfully. I spoke too soon. Stress tests result in application failure, nothing to dmesg even with the patches applied so it looks like patch 2 is still the wrong way to fix the OOM-kill storm. -- Mel Gorman Part-time Phd Student Linux Technology Center University of Limerick IBM Dublin Software Lab -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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