MPI on virtual nodes

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Revision as of 01:42, 7 July 2012 by Ondrejch (talk | contribs)
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To run MPI on virtual nodes one has to specify the interface. The argument (to mpirun) needed is:

--mca btl_tcp_if_include tun0

Source for more knowledge: http://stackoverflow.com/questions/10466119/mpi-send-stops-working-after-mpi-barrier/10473106#10473106