Application: Gyro
Platform: Teragrid at NCSA. | User Guide NCSA's TeraGrid cluster consists of 887 IBM cluster nodes: 256 nodes with dual 1.3 GHz Intel® Itanium® 2 processors (Phase 1) and 631 nodes with dual 1.5 GHz Intel® Itanium® 2 processors (Phase 2).
Simulation: B1-std
UnInstrumented version results:
Timing.out files:16 | 32 | 64 | 128 | 192 | 256 | 384 | 512
Graphs from the data extracted from the above results:
Data for these graphs:
Processors |
Total Time |
Timesteps/sec |
16 |
1.84E+03 |
0.271886895 |
32 |
9.19E+02 |
0.544010445 |
64 |
5.50E+02 |
0.90892565 |
128 |
2.94E+02 |
1.698369565 |
192 |
2.05E+02 |
2.437835202 |
256 |
1.45E+02 |
3.44589938 |
384 |
1.34E+02 |
3.728560776 |
512 |
9.70E+01 |
5.156765677 |
| Processors | NL | NL_tr | Coll | Coll_tr | lin_RHS | field | extras | I/O |
| 16 | 4.65E+01 | 4.48E+01 | 8.07E+00 | 6.63E+00 | 1.34E+01 | 5.64E+01 | 6.24E+00 | 7.37E-01 |
| 32 | 2.32E+01 | 2.32E+01 | 4.04E+00 | 3.10E+00 | 6.63E+00 | 2.83E+01 | 3.51E+00 | 3.57E-01 |
| 64 | 1.34E+01 | 1.51E+01 | 2.36E+00 | 1.99E+00 | 3.85E+00 | 1.67E+01 | 1.44E+00 | 3.43E-01 |
| 128 | 6.67E+00 | 7.74E+00 | 1.20E+00 | 1.19E+00 | 1.94E+00 | 9.82E+00 | 7.05E-01 | 2.98E-01 |
| 192 | 4.18E+00 | 6.32E+00 | 7.31E-01 | 1.08E+00 | 1.24E+00 | 6.17E+00 | 5.61E-01 | 1.78E-01 |
| 256 | 2.95E+00 | 3.58E+00 | 5.59E-01 | 1.11E+00 | 8.40E-01 | 5.02E+00 | 7.29E-01 | 1.55E-01 |
| 384 | 2.12E+00 | 3.66E+00 | 4.29E-01 | 1.42E+00 | 6.29E-01 | 4.23E+00 | 4.66E-01 | 1.49E-01 |
| 512 | 1.41E+00 | 2.72E+00 | 3.02E-01 | 1.78E+00 | 4.22E-01 | 3.53E+00 | 6.11E-01 | 1.71E-01 |