forked from lijiext/lammps
54 lines
1.6 KiB
Groff
54 lines
1.6 KiB
Groff
LAMMPS (29 Jun 2012)
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# EIM benchmark
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# if run long enough (e.g. 1M steps), the unstable CsCl form of a NaCl single
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# crystal can be annealed to the correct NaCl type of NaCl polycrystals
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units metal
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atom_style atomic
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read_data data.eim
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orthogonal box = (-0.5 -0.5 -0.5) to (71.58 143.66 71.58)
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1 by 4 by 1 MPI processor grid
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32000 atoms
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32000 velocities
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pair_style eim
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pair_coeff * * Na Cl ffield.eim Na Cl
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neighbor 0.3 bin
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neigh_modify delay 0 every 1
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timestep 0.0005
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thermo_style custom step pe pxx pyy pzz temp
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velocity all create 1400.0 43454 dist gaussian mom yes
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fix int all npt temp 1400.0 1400.0 0.1 aniso 0.0 0.0 0.1
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# anneal in much longer run
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#fix int all npt temp 1400.0 300.0 0.1 aniso 0.0 0.0 0.1
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run 100
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Memory usage per processor = 4.81914 Mbytes
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Step PotEng Pxx Pyy Pzz Temp
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0 -90567.58 -117883.6 -118039.81 -117894.07 1400
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100 -91997.012 -4104.7052 -4138.276 -4145.8936 944.10136
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Loop time of 4.64014 on 4 procs for 100 steps with 32000 atoms
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Pair time (%) = 4.00505 (86.3132)
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Neigh time (%) = 0.510816 (11.0086)
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Comm time (%) = 0.0515542 (1.11105)
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Outpt time (%) = 0.000117719 (0.00253697)
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Other time (%) = 0.0726004 (1.56462)
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Nlocal: 8000 ave 8000 max 8000 min
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Histogram: 4 0 0 0 0 0 0 0 0 0
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Nghost: 9460.25 ave 9469 max 9449 min
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Histogram: 1 0 0 0 0 1 0 1 0 1
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Neighs: 395975 ave 397239 max 394616 min
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Histogram: 1 0 0 1 0 0 0 1 0 1
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Total # of neighbors = 1583901
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Ave neighs/atom = 49.4969
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Neighbor list builds = 37
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Dangerous builds = 12
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