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Performance Studies using
PSTSWM
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| Date/Person: | August 21, 1998 / P. Worley |
| Platform: | IBM SP2 at Argonne National Laboratory (quad.mcs.anl.gov): |
| 80 PS2C nodes ("thin", 120 MHz POWER2 Super Chip) | |
| Environment: | AIX 4.2.1; PSSP 2.3 |
| Code Version: | 6.3 |
| Make Options: | MACH=sp COMM=mpi PRECISION=8 PERF=n WORKSPACE=20000000 |
| Compilation Options: | mpxlf -O3 -qarch=pwr2 |
| Number of steps: | T42: 241 or 481 |
| T85: 49 or 97 | |
| T170: 49 or 97 | |
| Notes: | using PSTSWM Fortran routines for Fourier transforms and BLAS |
| Problem | L1 | L2 | L3 | L16 |
| T42 | 0.041 | 0.090 | 0.137 | 0.723 |
| T85 | 0.259 | 0.518 | 0.777 | 4.179 |
| T170 | 1.518 | 3.040 | 4.563 |
| Problem | L1 | L2 | L3 | L16 |
| T42 | 100.9 | 91.5 | 90.7 | 91.4 |
| T85 | 93.6 | 93.6 | 93.5 | 92.8 |
| T170 | 100.8 | 100.7 | 100.6 |
Patrick H. Worley / (
worleyph@ornl.gov)