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SubjectRe: Machine Check Exception: 0...04
On 18/06/07, Mr. James W. Laferriere <babydr@baby-dragons.com> wrote:
> Hello All , As a continuation .
>
> On Sat, 16 Jun 2007, Mr. James W. Laferriere wrote:
> > Hello All , Does anoyone know howto identify a cause for these(*) ?
> > Or of any tools to help in the identification of the cause ?
> > So far the Machine checks only happen when I am running bonnie++
> > against
> > my software raid6 array .
> >
> > I have done everything I know to do to attempt to ascertain what is
> > causing the machine checks .
> > ie:
> > 1) memtest86+ for days , no errors .
> > 2) cpuburnP6 , The tests run were 'cpuburnP6 E' & 'cpuburnP6 H' for ~
> > 60 minutes each . All CPU's & HT were at 96+<->100% for 60+ Minutes
> > ,
> > no excessive heating or lockups . In single user mode of course .
> > I know cpuburn is old but it can excersize the comms between l1 & cpu
> > & l1 & l2 -> cpu if done right .
> >
> > (*)
> > CPU 5: Machine Check Exception: 0000000000000004
> > CPU 4: Machine Check Exception: 0000000000000004
> > Kernel panic - not syncing: Unable to continue
> > <system reboots>
> >

An MCE is an error reported by the hardware. It is most likely not a
software problem, not much kernel people can do about it.

Google for "parsemce.c" to find a program that'll decode most MCE's for you.

You may also want to contact your hardware vendor to get an exact
explanation for the error.

--
Jesper Juhl <jesper.juhl@gmail.com>
Don't top-post http://www.catb.org/~esr/jargon/html/T/top-post.html
Plain text mails only, please http://www.expita.com/nomime.html
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