Table 4.
Performance measures of skewed multiscale models Nano and ISR3D. The time listed for ISR3D is the time per iteration. The last two rows concern a previous version of ISR3D; it was executed on Huygens and Zeus. The current version was executed on Cartesius and Reef.
| simulation | plocal | Tlocal (s) | pdistr | Tdistr (s) | speed-up | resources used |
|---|---|---|---|---|---|---|
| Nano | 128 | 9.8×105 | 64+128+1024 | 5.7×105 | 1.73 | 0.88 |
| Nano | 1024 | 5.7×105 | 64+128+1024 | 5.7×105 | 1.0 | 0.19 |
| Nano | 2048 | 5.4×105 | 64+128+2048 | 5.4×105 | 1.0 | 0.11 |
| ISR3D | 144 | 281 | 144+8 | 283 | 0.99 | 1.06 |
| ISR3D versus alt. | 144+8 | 531 | 0.53 | 1.00 | ||
| ISR3D/old | 32 | 1813 | 32+4 | 1532 | 1.18 | 0.95 |
| ISR3D/old versus alt. | 32+4 | 1804 | 1.00 | 0.56 |