[Beowulf] hang-up of HPC Challenge
lindahl at pbm.com
Tue Aug 19 19:39:38 PDT 2008
On Wed, Aug 20, 2008 at 03:45:43AM +0400, Mikhail Kuzminsky wrote:
> For some localization of possible problem reason, I ran pure HPL test
> instead of HPCC. HPL performs direct output to screen instead of writing
> to the file.
> Using MPICH w/np=8 I obtained normal HPL result for N=35000 - including
> 3 "PASSED" strings for ||Ax-b|| calculations. BUT ! Linux hang-ups
> immediately after output of this strings.
Well, what did your configuration file tell HPL to do? Does it have
another test, perhaps a bigger one, or is it supposed to exit? We
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