linux-ext4 - Re: [PATCH 0/3] Reduce impact to overall system of SLUB using high-order allocations

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Message-ID: <1305153267.2606.57.camel@mulgrave.site>
Date:	Wed, 11 May 2011 17:34:27 -0500
From:	James Bottomley <James.Bottomley@...senPartnership.com>
To:	David Rientjes <rientjes@...gle.com>
Cc:	Mel Gorman <mgorman@...e.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Colin King <colin.king@...onical.com>,
	Raghavendra D Prabhu <raghu.prabhu13@...il.com>,
	Jan Kara <jack@...e.cz>, Chris Mason <chris.mason@...cle.com>,
	Christoph Lameter <cl@...ux.com>,
	Pekka Enberg <penberg@...nel.org>,
	Rik van Riel <riel@...hat.com>,
	Johannes Weiner <hannes@...xchg.org>,
	linux-fsdevel <linux-fsdevel@...r.kernel.org>,
	linux-mm <linux-mm@...ck.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-ext4 <linux-ext4@...r.kernel.org>
Subject: Re: [PATCH 0/3] Reduce impact to overall system of SLUB using
 high-order allocations

On Wed, 2011-05-11 at 15:28 -0700, David Rientjes wrote:
> On Wed, 11 May 2011, James Bottomley wrote:
> 
> > OK, I confirm that I can't seem to break this one.  No hangs visible,
> > even when loading up the system with firefox, evolution, the usual
> > massive untar, X and even a distribution upgrade.
> > 
> > You can add my tested-by
> > 
> 
> Your system still hangs with patches 1 and 2 only?

Yes, but only once in all the testing.  With patches 1 and 2 the hang is
much harder to reproduce, but it still seems to be present if I hit it
hard enough.

James


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