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Date: Wed, 02 Feb 2011 16:08:56 +0100
From: Eric Dumazet <eric.dumazet@...il.com>
To: Yann Dupont <Yann.Dupont@...v-nantes.fr>
Cc: linux-kernel@...r.kernel.org, netdev <netdev@...r.kernel.org>
Subject: Re: kernel 2.6.37 : oops in cleanup_once
Le mercredi 02 février 2011 à 16:04 +0100, Yann Dupont a écrit :
> >
> Ok, will do it at 18:30 CET (to minimize impact)
> It the suspected bug SLUB related ?
>
no : It can be a corruption from another part of kernel.
> The 2.6.34.2 kernel previously used on that server used SLAB.
>
>
> 2 questions :
> -How can I be sure slub_nomerge is active ? Boot message ?
# ls -l /sys/kernel/slab/
If you have symlinks : merge is on (default)
If you dont have symlinks : nomerge is in action
> -Is there a very severe impact on performance ?
>
not at all
> Regards,
>
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