Analysis of a New MPI Process Distribution for the Weather Research and Forecasting (WRF) Model

Table 3

Efficiency e for using n processing nodes and c processor cores, relative to the number of cores.

	10	20	30	40
8	1	0.86	0.75	0.65
6	1	0.86	0.79	0.70
4	1	0.88	0.83	0.80
2	1	0.84	0.81	0.79