Re: Machine Check Exception on Opteron 265

[Alan Cox]

On Sat, 14 Apr 2007 16:58:43 +0200
Espen FjellvÃr Olsen <espen@xxxxxxxxxxxxxxxxx> wrote:

> Hi!
> Today our Opteron 265, 2x2, paniced after many months uptime, giving
> only this error message:
> 
> HARDWARE ERROR
> CPU 2: Machine Check Exception:            4 Bank 4: b60a200100000813
> TSC 6bb9fd0142921a ADDR a891e9b8
> This is not a software problem!
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^]

This is there for a good reason.

> We updated glibc yesterday, but that shouldnt really cause such a problem.
> So now we wonder if this might be an MCE bug, or really a HW problem,
> and if it is one of the CPUs, or the RAM thats faulty.

Consult your hardware vendor but if its a single event in a year it might
be anything - even cosmic rays.

Alan
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