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difx:notes_on_optimizing_the_machine_file [2008/09/12 22:47]
helgerottmann
difx:notes_on_optimizing_the_machine_file [2015/10/21 10:08] (current)
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 +
 ====== OpenMPI ====== ====== OpenMPI ======
  
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   node02 slots=4 max_slots=4   node02 slots=4 max_slots=4
   node03 slots=6 max_slots=6   node03 slots=6 max_slots=6
 +
 +so now ''​ mpirun -np 12 --byslot ''​ would spawn a total of 2 processes on node01, 4 processes on node02 and 6 processes on node03. If the
 +number of processes requested with the ''​ -np ''​ option exceeds the sum of all max_slots mpirun will abort with an error.
  
 ====== MPICH ====== ====== MPICH ======
difx/notes_on_optimizing_the_machine_file.txt · Last modified: 2015/10/21 10:08 (external edit)