FWIW, I just tested the overhead of C/OpenMP threading; for a simple sum the crossover point appears to be at N=3_000, which would seems to suggest that the overhead in julia is ~20x larger than in OpenMP.
FWIW, I just tested the overhead of C/OpenMP threading; for a simple sum the crossover point appears to be at N=3_000, which would seems to suggest that the overhead in julia is ~20x larger than in OpenMP.