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wg:dynamo:performance_results:comp
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Definition of columns
| name | |
|---|---|
| Code | Name of code |
| # of Cores | Number of used CPU cores |
| # of Processes | Number of MPI processes |
| # of Threads | Number of threads for each process |
| $N_{c}$ | Truncation lavel for Chebyshev polynomials |
| $l_{max}$ | Truncation lavel for spherical harmonnics |
| $(N_{r},N_{\theta},N_{\phi})$ | Number of grids in spherical coordinate |
| Elapsed | Elapsed (wall clock time) for one time step |
| Nonlinear | Elapsed (wall clock time) for evaluation of nonlinear terms |
| Solver | Elapsed (wall clock time) for linear solver (including communications) |
| Efficiency | Parallel efficiency |
| SUs | Service unit for $10^{4}$ time steps (Core hours) |
Single processors Result
Spherical harmonics expansion with Chebyshev expansion
| Code | $N_{c}$ | $l_{max}$ | $(N_{r},N_{\theta},N_{\phi})$ | Elapsed | Nonlinear | Solver | Communication | Note |
|---|---|---|---|---|---|---|---|---|
| H2000 | 48 | 47 | ( 72,72,144) | 1.38531 | ||||
| MagIC | 48 | 47 | ( 72,72,144) | 0.35723 | ||||
| GFD-Dennou | 48 | 42 | (48,64,128) | 0.445464 | 0.233546 | 0.183094 | ||
| Simitev-Busse-drs | 47 | 42 | (48,64,128) | 0.460322 | 0.378743 | 0.0565741 | 0.005765 |
Spherical harmonics expansion with FDM
| Code | $l_{max}$ | $(N_{r},N_{\theta},N_{\phi})$ | Elapsed | Nonlinear | Solver | Communication | Note |
|---|---|---|---|---|---|---|---|
| Calypso V.1.1 | 47 | (73,72,144) | 1.604797 | 1.56274 | 0.04205857 | 0.508469 | |
| Calypso (Latest) | 47 | (73,72,144) | 0.839953 | 0.797941 | 0.0399720 | 0.04934 | |
| Parody | 47 | ( 73,72,144) | 0.269091 | 0.257912 | 0.00424973 | Use 4 MPI threads | |
| ETH | 47 | (72,72,144) | 1.049 | 0.880913 | 0.168083 | 0.360225 | |
| LSD | 48 | ( 73,72,144) | 0.774053 | 0.647997 | 0.647997 | Nonlinear terms are evaluated twice | |
| xshells | 47 | ( 73,72,144) | 0.26967 |
Spherical harmonics expansion with Compact FDM
| Code | $l_{max}$ | $(N_{r},N_{\theta},N_{\phi})$ | Elapsed | Nonlinear | Solver | Communication | Note |
|---|---|---|---|---|---|---|---|
| TITECH | 47 | (73,72,144) | 0.678760 | 0.488277 | 0.190479 | 0.029903 | Nonlinear terms are evaluated twice |
Elapsed (wall clock) time with single core.
256 Processes results
Spherical harmonics expansion with Chebyshev expansion
| Code | $N_{c}$ | $l_{max}$ | $(N_{r},N_{\theta},N_{\phi})$ | Elapsed | Nonlinear | Solver | Communication | Note |
|---|---|---|---|---|---|---|---|---|
| UCSC | 255 | 170 | (257,256,512) | 1.33908 | 1.06534 | 0.273739 | 0.080553 | used 257 Cores |
| UCSC_latest | 255 | 511 | (257,768,1536) | 8.6780 | used 257 Cores | |||
| MagIC5 | 255 | 170 | (257,256,512) | 0.213723 | 0.120045 | 0.062081 | 0.0240802 | 4 SMP threads |
| MagIC5 | 511 | 256 | (513,384,763) | 2.22868 | 0.850126 | 0.442441 | 0.129714 | 8 SMP threads |
| GFD-Dennou | 64 | 170 | (64,256,512) | 8.5006 | 3.08209 | 5.17536 |
Spherical harmonics expansion with FDM
| Code | $l_{max}$ | $(N_{r},N_{\theta},N_{\phi})$ | Elapsed | Nonlinear | Solver | Communication | Note |
|---|---|---|---|---|---|---|---|
| Calypso V.1.1 | 255 | (513,384,768) | 6.74711 | 6.69947 | 0.0476359 | 0.72289 | 4 SMP threads |
| Calypso (Latest) | 255 | (513,384,768) | 2.30595 | 2.25802 | 0.0409069 | 0.632535 | 4 SMP threads |
| Parody | 255 | (512,384,768) | 0.951109 | 0.779863 | 0.122069 | 8 SMP threads | |
| ETH | 255 | (512,384,768) | 5.49180 | 5.33942 | 0.152376 | 2.2764 | |
| LSD | 256 | (512,384,768) | 4.08026 | 3.85867 | 0.0918966 | Nonlinear terms are evaluated twice | |
| xshells | 256 | (512,384,768) | 0.30811 | 0.2502 | 0.02765 | 0.0302 |
Spherical harmonics expansion with Compact FDM
| Code | $l_{max}$ | $(N_{r},N_{\theta},N_{\phi})$ | Elapsed | Nonlinear | Solver | Communication | Note |
|---|---|---|---|---|---|---|---|
| TITECH | 255 | (256,384,768) | 1.86101 | 1.7352 | 0.125808 | 0.475738 | Nonlinear terms are evaluated twice |
FEM
| Code | $N_{r}$ | $N_{sph}$ | Elapsed time | Solver time | Comm. time | Note |
|---|---|---|---|---|---|---|
| GeoFEM | 65 | 31106 | 12.0594 | 11.5573 | 1.29915 | 4 SMP threads |
Elapsed (wall clock) time with 256 cores.
wg/dynamo/performance_results/comp.txt · Last modified: 2018/11/28 21:54 (external edit)
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