Performance of the H2O-64 Benchmark on HECToR
| Nodes | Cores | Best time (s) | Config |
|---|---|---|---|
| 1 | 32 | 156.155 | 1 OMP thread per MPI task |
| 2 | 64 | 92.516 | 1 OMP thread per MPI task |
| 4 | 128 | 57.383 | 1 OMP thread per MPI task |
| 8 | 256 | 41.33 | 1 OMP thread per MPI task |
| 16 | 512 | 39.066 | 2 OMP threads per MPI task |
| 24 | 768 | 46.291 | 2 OMP threads per MPI task |
| 32 | 1024 | 45.739 | 4 OMP threads per MPI task |
| 64 | 2048 | 54.68 | 2 OMP threads per MPI task |
| 128 | 4096 | 62.234 | 4 OMP threads per MPI task |
