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Date: Wed, 07 Mar 2012 13:06:46 +0800
From: Cong Wang <xiyou.wangcong@gmail.com>
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To: Rafael Aquini <aquini@redhat.com>
CC: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
        Randy Dunlap <rdunlap@xenotime.net>,
        Christoph Lameter <cl@linux-foundation.org>,
        Pekka Enberg <penberg@kernel.org>, Matt Mackall <mpm@selenic.com>,
        Rik van Riel <riel@redhat.com>, Josef Bacik <josef@redhat.com>,
        David Rientjes <rientjes@google.com>
Subject: Re: [PATCH -v2] mm: SLAB Out-of-memory diagnostics
References: <20120305181041.GA9829@x61.redhat.com>
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On 03/06/2012 02:10 AM, Rafael Aquini wrote:
> Following the example at mm/slub.c, add out-of-memory diagnostics to the
> SLAB allocator to help on debugging certain OOM conditions.
>
> An example print out looks like this:
>
>    <snip page allocator out-of-memory message>
>    SLAB: Unable to allocate memory on node 0 (gfp=0x11200)
>       cache: bio-0, object size: 192, order: 0
>       node0: slabs: 3/3, objs: 60/60, free: 0
>

Nitpick:

What about "node: 0" instead of "node0: " ?

Thanks.