LAMMPS (8 Mar 2018) using 1 OpenMP thread(s) per MPI task # REAX potential for Nitroamines system # ..... units real atom_style charge read_data data.AB orthogonal box = (0 0 0) to (25 25 25) 1 by 2 by 2 MPI processor grid reading atoms ... 104 atoms pair_style reax/c lmp_control pair_coeff * * ffield.reax.AB H B N Reading potential file ffield.reax.AB with DATE: 2011-02-18 neighbor 2 bin neigh_modify every 10 delay 0 check no fix 1 all nve fix 2 all qeq/reax 1 0.0 10.0 1e-6 param.qeq fix 3 all temp/berendsen 500.0 500.0 100.0 timestep 0.25 #dump 1 all atom 30 dump.reax.ab run 3000 Neighbor list info ... update every 10 steps, delay 0 steps, check no max neighbors/atom: 2000, page size: 100000 master list distance cutoff = 12 ghost atom cutoff = 12 binsize = 6, bins = 5 5 5 2 neighbor lists, perpetual/occasional/extra = 2 0 0 (1) pair reax/c, perpetual attributes: half, newton off, ghost pair build: half/bin/newtoff/ghost stencil: half/ghost/bin/3d/newtoff bin: standard (2) fix qeq/reax, perpetual, copy from (1) attributes: half, newton off, ghost pair build: copy stencil: none bin: none Per MPI rank memory allocation (min/avg/max) = 12.38 | 13.22 | 13.64 Mbytes Step Temp E_pair E_mol TotEng Press 0 0 -8505.1816 0 -8505.1816 -673.36566 3000 555.17702 -8426.5541 0 -8256.1017 219.26856 Loop time of 9.03521 on 4 procs for 3000 steps with 104 atoms Performance: 7.172 ns/day, 3.346 hours/ns, 332.034 timesteps/s 94.6% CPU use with 4 MPI tasks x 1 OpenMP threads MPI task timing breakdown: Section | min time | avg time | max time |%varavg| %total --------------------------------------------------------------- Pair | 7.0347 | 7.0652 | 7.1049 | 1.0 | 78.20 Neigh | 0.18481 | 0.20727 | 0.22108 | 3.0 | 2.29 Comm | 0.075175 | 0.11496 | 0.14517 | 7.4 | 1.27 Output | 2.2888e-05 | 2.569e-05 | 3.1948e-05 | 0.0 | 0.00 Modify | 1.6286 | 1.6421 | 1.6649 | 1.1 | 18.17 Other | | 0.005646 | | | 0.06 Nlocal: 26 ave 35 max 13 min Histogram: 1 0 0 0 0 1 0 0 1 1 Nghost: 420.25 ave 454 max 370 min Histogram: 1 0 0 0 0 1 0 0 1 1 Neighs: 862.5 ave 1178 max 444 min Histogram: 1 0 0 0 1 0 0 0 1 1 Total # of neighbors = 3450 Ave neighs/atom = 33.1731 Neighbor list builds = 300 Dangerous builds not checked Please see the log.cite file for references relevant to this simulation Total wall time: 0:00:09