time step : variable from 4.9e-3s (@t=0s) to 9.6e-3s (@t=20s) dx : 2pi/384 [m] dy : 2pi/384 [m] dz : 2pi/384 [m] CFL : 0.3 Fo : 0.2 but not limiting (implicit treatment of diffusive terms) Physical Time : 20.0s Number of cores : 384 Number of iterations : 3530 Wall clock[s] : 4950s Wall clock[s]/iteration : 1.40s Mesh size : 384x384x384 = 56.6M Pressure convergence : 1E-7