Thank you for help! Is that possible to run REMD on a PC with only one processor?
Bo bo.shuang wrote: > Hi, Mark, > > Thank you for help. It works. But now I have new fatal error: > > Fatal error: > The number of nodes (1) is not a multiple of the number of simulations (2) > > MPI_ABORT was invoked on rank 0 in communicator MPI_COMM_WORLD > with errorcode -1. > > NOTE: invoking MPI_ABORT causes Open MPI to kill all MPI processes. > You may or may not see output from other processes, depending on > exactly when Open MPI kills them. > > > What does it mean about nodes? Thank you! > Running multiple simulations requires multiple processors. For 2 simulations, you need at least 2 processors (one for each simulation). More can be used, but it must be a multiple of the number of simulations, as the error message indicates. -Justin
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