Segfault Suggestions?

Peter King peter.king-H217xnMUJC0sA/PxXw9srA at public.gmane.org
Tue Mar 2 14:44:41 UTC 2004


On Mon, Mar 01, 2004 at 11:22:38AM -0500, JoeHill wrote:

> Another test you could try running is 'mprime'
> 
> ftp://lettuce.edsc.ulst.ac.uk/mirrors/www.mersenne.org/gimps/mprime2212.tar.gz

UPDATE. I did download and run mprime -- a program to calculate
and check for Mersenne primes -- and ran its "torture test," which
is designed to push memory and hardware to its limits. I set it to
run overnight on the problem Dell. Lo and behold, this morning I
found the Dell crashed with its keyboard lights flashing, and the 
following cryptic message:

Test 57, 1000 Lucas-Lehmer iterations of M225281 using 12k FFT length
  Unable to handle kernel paging request at virtual address fffffffe
  printing eip:
   c82c986c
 *pde=00002063
 *pte=00000000
 Oops: 0002
<snip>
 kernel panic: Aieee, killing interrupt handler!

Well, this is all very exciting. It looks like the Dell went down due
to a kernel paging request -- which means, I think, that the kernel
asked for some memory that it expected to have, and the Dell did not
provide it. That provides good reasons for suspecting the memory rather
than the CPU.

Is that the right way to read the information? If not, what does it mean?

-- 
Peter King			 	peter.king-H217xnMUJC0sA/PxXw9srA at public.gmane.org
Department of Philosophy
215 Huron Street
The University of Toronto		    (416)-978-3788 ofc
Toronto, ON  M5S 1A1
       CANADA
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