Accessing HogwartsYou access the Hogwarts cluster through the head node Dumbledore.ssh [email protected]
Create a Bash ProfileIn your home directory create a bash profile file called “.bash_profile”Use the following code in the fileexport PATH=/opt/openmpi-1.3.3/bin:$PATHexport LD_LIBRARY_PATH=/opt/openmpi-1.3.3/lib:$LD_LIBRARY_PATHexport OMPI_MCA-mpi_yield_when_idle=0Once you have created this file, log out and log back in. This file creates the path connections for the compiling and running of mpi code. The next steps won’t work without it.
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