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cluster:156 [2017/04/05 08:43]
hmeij07 [OpenHPC page 3]
cluster:156 [2017/04/05 10:42]
hmeij07 [OpenHPC page 3]
Line 134: Line 134:
 </code> </code>
  
-See page 4 for ib0 configuration which is also incomplete on the recipe.+The following shows up when running MPI over ethernet 
 + 
 +<code> 
 + 
 +[prun] Master compute host = n29 
 +[prun] Resource manager = slurm 
 +[prun] Launch cmd = mpirun ./a.out 
 +-------------------------------------------------------------------------- 
 +[[49978,1],4]: A high-performance Open MPI point-to-point messaging module 
 +was unable to find any relevant network interfaces: 
 + 
 +Module: OpenFabrics (openib) 
 +  Host: n31 
 + 
 +Another transport will be used instead, although this may result in 
 +lower performance. 
 +-------------------------------------------------------------------------- 
 + 
 + Hello, world (8 procs total) 
 +    --> Process #   2 of   8 is alive. -> n29.localdomain 
 +    --> Process #   3 of   8 is alive. -> n29.localdomain 
 +    --> Process #   0 of   8 is alive. -> n29.localdomain 
 +    --> Process #   1 of   8 is alive. -> n29.localdomain 
 +    --> Process #   6 of   8 is alive. -> n31.localdomain 
 +    --> Process #   7 of   8 is alive. -> n31.localdomain 
 +    --> Process #   4 of   8 is alive. -> n31.localdomain 
 +    --> Process #   5 of   8 is alive. -> n31.localdomain 
 + 
 +</code> 
 +See page 4 for ib0 configuration which is incomplete on the recipe.
  
 [[cluster:154|OpenHPC page 1]] - [[cluster:155|OpenHPC page 2]] - page 3 - [[cluster:160|OpenHPC page 4]] [[cluster:154|OpenHPC page 1]] - [[cluster:155|OpenHPC page 2]] - page 3 - [[cluster:160|OpenHPC page 4]]
cluster/156.txt · Last modified: 2017/04/05 10:42 by hmeij07