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disk-fv-perf.md

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Timings for the disk-fv Example (18 Apr 2024, 441e52b)

  • Test configuration
  • 12-core AMD Threadripper 2920X cpu
  • Values are average µsec per time step
  • DNF = program segfaulted or was terminated after a very long time.

Using NZ=513

parallel 1 2 4 6 8 12
NAG-MPI 547 281 140 95 72 52
NAG-CAF 341 157 102 82 64 59
GNU-MPI 322 167 83 69 61 45
GNU-CAF 455 1245 3834 3841 3755 4062
ifort-MPI 678 385 223 150 112 78
ifx-MPI 693 384 215 144 110 77

Using the default NZ=257

NAG GNU ifort ifx
serial 131 100 113 167
parallel 1 2 4 6 8 12
NAG-MPI 131 67 36 25 20 15
NAG-CAF 74 46 33 31 30 31
GNU-MPI 74 39 22 15 12 10
GNU-CAF 109 596 1975 2006 1934 2123
ifort-MPI 170 98 50 32 25 18
ifort-CAF 159 DNF DNF DNF DNF DNF
ifx-MPI 172 96 46 31 25 18
ifx-CAF 160 DNF DNF DNF DNF DNF
ifx-MPICH 175 92 48 30 23 17

Using NZ=127

parallel 1 2 4 8
NAG-MPI 31 17 10 7
NAG-CAF 18 16 19 22
GNU-MPI 18 10 7 5
GNU-CAF 27 376 1097 1127
ifort-MPI 39 22 13 9
ifort-CAF 40 1257 2994 3352
ifx-MPI 38 21 12 8
ifx-CAF 39 1230 2952 3290
ifx-MPICH 38 20 12 8