lammps/bench/log.30Jul13.chain.fixed.lin...

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LAMMPS (14 Aug 2013)
# FENE beadspring benchmark
units lj
atom_style bond
special_bonds fene
read_data data.chain
1 = max bonds/atom
orthogonal box = (-16.796 -16.796 -16.796) to (16.796 16.796 16.796)
1 by 2 by 2 MPI processor grid
32000 atoms
32000 velocities
31680 bonds
2 = max # of 1-2 neighbors
2 = max # of special neighbors
neighbor 0.4 bin
neigh_modify every 1 delay 1
bond_style fene
bond_coeff 1 30.0 1.5 1.0 1.0
pair_style lj/cut 1.12
pair_modify shift yes
pair_coeff 1 1 1.0 1.0 1.12
fix 1 all nve
fix 2 all langevin 1.0 1.0 10.0 904297
thermo 100
timestep 0.012
run 100
Memory usage per processor = 4.85536 Mbytes
Step Temp E_pair E_mol TotEng Press
0 0.97029772 0.44484087 20.494523 22.394765 4.6721833
100 0.97145835 0.43803883 20.502691 22.397872 4.626988
Loop time of 0.272427 on 4 procs for 100 steps with 32000 atoms
Pair time (%) = 0.0509947 (18.7187)
Bond time (%) = 0.0227102 (8.33625)
Neigh time (%) = 0.116272 (42.6802)
Comm time (%) = 0.0213055 (7.82062)
Outpt time (%) = 7.23004e-05 (0.0265394)
Other time (%) = 0.0610721 (22.4178)
Nlocal: 8000 ave 8030 max 7974 min
Histogram: 1 0 0 1 0 1 0 0 0 1
Nghost: 4177 ave 4191 max 4160 min
Histogram: 1 0 0 0 1 0 0 1 0 1
Neighs: 38995.8 ave 39169 max 38852 min
Histogram: 1 0 0 1 1 0 0 0 0 1
Total # of neighbors = 155983
Ave neighs/atom = 4.87447
Ave special neighs/atom = 1.98
Neighbor list builds = 25
Dangerous builds = 0