mpirun -np N, what if N is larger than my core number?
- by Daniel
Say I have a 4-core workstation, what would linux (Ubuntu) do if I execute
mpirun -np 9 XXX
Q1. Will 9 run immediately together, or they will run 4 after 4?
Q2. I suppose that using 9 is not good, because the remainder 1, it will make the computer confused, (I don't know is it going to be confused at all, or the "head" of the computer will…