Research Article
Large-Scale CFD Parallel Computing Dealing with Massive Mesh
Table 2
Load imbalance under different processors.
| | Processor | Simple | SFC | Metis | Scotch | ParMetis | PT-Scotch | Z_RIB | Z_HSFC |
| | 32 | 6.46376 | 3.31521 | 1.05662 | 1.04363 | 1.01575 | 1.06292 | 1.02420 | 1.03958 | | 64 | 7.24894 | 3.62416 | 1.03822 | 1.05928 | 1.05571 | 1.08747 | 1.03215 | 1.04492 | | 128 | 7.24965 | 3.53683 | 1.06850 | 1.07096 | 1.06366 | 1.08627 | 1.04832 | 1.05739 | | 512 | 7.80080 | 3.90431 | 1.09823 | 1.10278 | 1.09765 | 1.12977 | 1.09586 | 1.09930 | | 1024 | 7.80855 | 4.17676 | 1.11929 | 1.13165 | 1.12763 | 1.23072 | 1.13053 | 1.17049 | | 2048 | 7.80841 | 4.96599 | 1.13735 | — | 1.14698 | 1.15967 | 1.20171 | 1.20329 | | 4096 | 7.91606 | — | 1.16461 | — | 1.18525 | 1.21051 | 1.37601 | 1.30728 | | 8192 | 7.87476 | 5.51827 | 1.20426 | — | 1.22898 | 1.23925 | 1.63646 | 1.36711 |
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