Re-2: oom-killer: gfp_mask=0xd1 with 2.6.12 on EM64T

From: jfock
Date: Fri Mar 03 2006 - 11:05:27 EST



I have The same Problem with a Maxdata Server 5220l with 8GB memory 2 Intel Xeon Processors und an Intel Raidcontroler
Since im Using Linux-2.6.15.4 from Kernel.org my System is OK
Johann
Abas Projektierung GmbH



-------- Original Message --------
Subject: Re: oom-killer: gfp_mask=0xd1 with 2.6.12 on EM64T (03-Mrz-2006 16:50)
From: jmce@xxxxxxxxxxxxxxxx
To: jfock@xxxxxxxxxxxxxxxxxxxxx

> Andrew Morton wrote:
> > That's quite an old kernel. If this is the notorious bio-uses-GFP_DMA bug
> > then I'd have expected this kernel to be useless from day one. Did you
> > install it recently?
>
> On this double Xeon, yes. I had no problems before with 2.6.12 and the
> same "heavy" software on dual Opteron and dual dual core Opteron
> machines, and this is my first installation on a EM64T.
> At first it seemed everything was ok with 2.6.12 here too, but in a
> couple of days we started gettings some of those oom killings when
> running some Gaussian jobs. In at least a pair of cases the system froze
> completely.
>
> > If you're feeling keen you could add this patch which would confirm it:
>
> Added it and already got output for a similar "killing". Since I'm not
> sure what could be most relevant among those messages, I refrained from
> attaching them all here, and instead put them at
> http://jmce.artenumerica.org/tmp/linux-2.6.12-oom_killings/EM64T-kern.log
>
> > And if it's that bug then I'm afraid you'll have to sit tight until 2.6.16.
> > We shouldn't release 2.6.16 until this thing is fixed.
>
> Do those call traces suggest that uncorrected bug you mention?
> (And if yes, is there any known way to mitigate the problem? Could it
> depend on BIOS settings?)
> I'll also be able to try a 2.6.15 kernel (eventually with any suggested
> patches) later today...
>
> Thanks again and best regards
>
> J Esteves
> --
> +351 939838775 Skype:jmcerqueira http://del.icio.us/jmce
>


To: jmce@xxxxxxxxxxxxxxxx
linux-kernel@xxxxxxxxxxxxxxx
Cc: support@xxxxxxxxxxxxxxxx
ngalamba@xxxxxxxx

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/