When I need to pass my environment variables in my mpi job, what is the differences between "-genvall" and "-envall" options? I really cannot understand the description in man file.
What is the differences between "-genvall" and "-envall"?
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Take a look at https://docs.par-tec.com/html/psmpi-userguide/rn01re01.html
you will see
So there is no difference.