linux-kernel - Re: [PATCH -v2] mm: SLAB Out-of-memory diagnostics

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <4F551BE6.4050509@redhat.com>
Date:	Mon, 05 Mar 2012 15:02:46 -0500
From:	Rik van Riel <riel@...hat.com>
To:	Rafael Aquini <aquini@...hat.com>
CC:	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	Randy Dunlap <rdunlap@...otime.net>,
	Christoph Lameter <cl@...ux-foundation.org>,
	Pekka Enberg <penberg@...nel.org>,
	Matt Mackall <mpm@...enic.com>, Josef Bacik <josef@...hat.com>,
	David Rientjes <rientjes@...gle.com>
Subject: Re: [PATCH -v2] mm: SLAB Out-of-memory diagnostics

On 03/05/2012 01:10 PM, 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
>
> Signed-off-by: Rafael Aquini<aquini@...hat.com>

Acked-by: Rik van Riel <riel@...hat.com>

--
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/