Table 2 Time used for the FETI-DP and parallel speedup for calculating the optical force of the nanosphere dimer system with 32 subdomains and 3.5 million unknowns
Number of processors | Interface time (s) | Total time (s) | Speed up |
---|---|---|---|
1 | 1869 | 6672 | 1.0 |
4 | 595 | 1853 | 3.6 |
8 | 320 | 967 | 6.9 |
16 | 169 | 520 | 12.8 |
32 | 88 | 272 | 24.5 |