LAMMPS (1 Feb 2014) # GI-System units metal newton off package gpu force/neigh 0 1 1 atom_style charge read_data data.phosphate orthogonal box = (33.0201 33.0201 33.0201) to (86.9799 86.9799 86.9799) 1 by 2 by 2 MPI processor grid reading atoms ... 10950 atoms reading velocities ... 10950 velocities replicate 3 3 3 orthogonal box = (33.0201 33.0201 33.0201) to (194.899 194.899 194.899) 2 by 1 by 2 MPI processor grid 295650 atoms pair_style lj/cut/coul/long/gpu 15.0 pair_coeff 1 1 0.0 0.29 pair_coeff 1 2 0.0 0.29 pair_coeff 1 3 0.000668 2.5738064 pair_coeff 2 2 0.0 0.29 pair_coeff 2 3 0.004251 1.91988674 pair_coeff 3 3 0.012185 2.91706967 kspace_style pppm/gpu 1e-5 neighbor 2.0 bin thermo 100 timestep 0.001 fix 1 all npt temp 400 400 0.01 iso 1000.0 1000.0 1.0 run 200 PPPM initialization ... G vector (1/distance) = 0.210051 grid = 108 108 108 stencil order = 5 estimated absolute RMS force accuracy = 0.000178801 estimated relative force accuracy = 1.24171e-05 using double precision FFTs 3d grid and FFT values/proc = 427915 314928 Memory usage per processor = 80.0769 Mbytes Step Temp E_pair E_mol TotEng Press Volume 0 400.30257 -2381941.6 0 -2366643.8 -449.96842 4242016.4 100 411.69681 -2392428.5 0 -2376695.3 7046.698 4308883.5 200 401.28392 -2394152.5 0 -2378817.2 3243.2685 4334284.4 Loop time of 56.1151 on 4 procs for 200 steps with 295650 atoms Pair time (%) = 4.55937 (8.12503) Kspce time (%) = 34.5442 (61.5596) Neigh time (%) = 0.00624901 (0.0111361) Comm time (%) = 0.470437 (0.838343) Outpt time (%) = 0.000446558 (0.000795789) Other time (%) = 16.5344 (29.4651) FFT time (% of Kspce) = 22.6526 (65.5758) FFT Gflps 3d (1d only) = 3.12448 11.5533 Nlocal: 73912.5 ave 74223 max 73638 min Histogram: 1 1 0 0 0 0 0 1 0 1 Nghost: 105257 ave 105797 max 104698 min Histogram: 1 0 0 1 0 0 1 0 0 1 Neighs: 0 ave 0 max 0 min Histogram: 4 0 0 0 0 0 0 0 0 0 Total # of neighbors = 0 Ave neighs/atom = 0 Neighbor list builds = 6 Dangerous builds = 0 unfix 1 Please see the log.cite file for references relevant to this simulation