Multi-dimensional wave propogation method
- Roe scheme, Wave limiting
- fully 2nd order multi-dimensional wave propogation method
Cartesian
- 142 time steps
- 145 ghost cell synchronizations, GhostCells=2
- TimeControl: StepMode=2
| Task | P=16 | P=32 | P=64 |
| s | % | s | % | s | % |
| Integration | 2524 | 90.7 | 1225 | 85.7 | 597 | 78.7 |
| Int. - parallel diff. | 114 | 4.1 | 161 | 11.3 | 85 | 11.2 |
| Boundary setting | 37 | 1.3 | 18 | 1.2 | 25 | 3.2 |
| Output | 39 | 1.4 | 42 | 3.0 | 42 | 5.5 |
| Misc. | 182 | 6.6 | 144 | 10.1 | 95 | 13.6 |
| Total / Grind time | 2782 | 1.2e-6 | 1429 | 6.0e-7 | 759 | 3.2e-7 |
|---|
Ghost-fluid method
- 156 time steps
- 487 ghost cell synchronizations
- GhostCells=3, BoundaryWidth=1
- TimeControl: StepMode=2
| Task | P=16 | P=32 | P=64 |
| s | % | s | % | s | % |
| Integration | 2891 | 75.4 | 1443 | 72.0 | 696 | 68.7 |
| Int. - parallel diff. | 169 | 4.4 | 71 | 3.5 | 92 | 9.1 |
| Boundary setting | 259 | 6.8 | 166 | 8.3 | 102 | 10.1 |
| GFM Find cells | 149 | 3.9 | 75 | 3.7 | 36 | 3.6 |
| GFM Interpolation | 261 | 6.8 | 130 | 6.5 | 63 | 6.2 |
| GFM Overhead | 35 | 0.9 | 18 | 0.9 | 9 | 0.8 |
| GFM Calculate | 19 | 0.5 | 9 | 0.5 | 4 | 0.4 |
| GFM - parallel diff. | 108 | 2.8 | 63 | 3.1 | 33 | 3.3 |
| Output | 49 | 1.3 | 51 | 2.5 | 48 | 4.8 |
| Misc. | 172 | 4.5 | 113 | 5.6 | 55 | 5.4 |
| Total / Grind time | 3836 | 1.5e-6 | 2004 | 7.7e-7 | 1013 | 3.9e-7 |
|---|
--
RalfDeiterding - 17 Dec 2007
Copyright © 1997-2025 California Institute of Technology.
