LAMMPS (27 Nov 2018) using 1 OpenMP thread(s) per MPI task # 3d Lennard-Jones melt, thermostatted by fix controller units lj atom_style atomic lattice fcc 0.8442 Lattice spacing in x,y,z = 1.6796 1.6796 1.6796 region box block 0 10 0 10 0 10 create_box 1 box Created orthogonal box = (0 0 0) to (16.796 16.796 16.796) 1 by 1 by 1 MPI processor grid create_atoms 1 box Created 4000 atoms Time spent = 0.00062418 secs mass 1 1.0 velocity all create 1.44 87287 loop geom pair_style lj/cut 2.5 pair_coeff 1 1 1.0 1.0 2.5 neighbor 0.3 bin neigh_modify delay 0 every 20 check no fix 1 all nve variable tcontrol internal 0.5 fix tstat all langevin v_tcontrol 0.5 0.5 2938940 # equilibrate thermo 50 run 500 Neighbor list info ... update every 20 steps, delay 0 steps, check no max neighbors/atom: 2000, page size: 100000 master list distance cutoff = 2.8 ghost atom cutoff = 2.8 binsize = 1.4, bins = 12 12 12 1 neighbor lists, perpetual/occasional/extra = 1 0 0 (1) pair lj/cut, perpetual attributes: half, newton on pair build: half/bin/atomonly/newton stencil: half/bin/3d/newton bin: standard Per MPI rank memory allocation (min/avg/max) = 3.221 | 3.221 | 3.221 Mbytes Step Temp E_pair E_mol TotEng Press 0 1.44 -6.7733681 0 -4.6139081 -5.0199732 50 0.61784238 -5.9328913 0 -5.0063594 -0.8309723 100 0.57393741 -6.0180757 0 -5.1573848 -1.3380428 150 0.54905447 -6.0898673 0 -5.2664915 -1.7190041 200 0.5271069 -6.1123127 0 -5.32185 -1.8901277 250 0.52638254 -6.132576 0 -5.3431996 -1.9925428 300 0.51654993 -6.126029 0 -5.3513979 -1.9515674 350 0.50471169 -6.1316734 0 -5.3747951 -1.9743859 400 0.49885979 -6.157314 0 -5.4092114 -2.1544075 450 0.50261633 -6.1458076 0 -5.3920716 -2.1080502 500 0.51198903 -6.1441158 0 -5.3763242 -2.0677941 Loop time of 1.55006 on 1 procs for 500 steps with 4000 atoms Performance: 139349.249 tau/day, 322.568 timesteps/s 99.0% CPU use with 1 MPI tasks x 1 OpenMP threads MPI task timing breakdown: Section | min time | avg time | max time |%varavg| %total --------------------------------------------------------------- Pair | 1.2115 | 1.2115 | 1.2115 | 0.0 | 78.16 Neigh | 0.18784 | 0.18784 | 0.18784 | 0.0 | 12.12 Comm | 0.027217 | 0.027217 | 0.027217 | 0.0 | 1.76 Output | 0.00033712 | 0.00033712 | 0.00033712 | 0.0 | 0.02 Modify | 0.1171 | 0.1171 | 0.1171 | 0.0 | 7.55 Other | | 0.006078 | | | 0.39 Nlocal: 4000 ave 4000 max 4000 min Histogram: 1 0 0 0 0 0 0 0 0 0 Nghost: 5825 ave 5825 max 5825 min Histogram: 1 0 0 0 0 0 0 0 0 0 Neighs: 151071 ave 151071 max 151071 min Histogram: 1 0 0 0 0 0 0 0 0 0 Total # of neighbors = 151071 Ave neighs/atom = 37.7677 Neighbor list builds = 25 Dangerous builds not checked # instantaneous temp for control fix 10 all controller 100 1.0 0.5 0.0 0.0 c_thermo_temp 1.5 tcontrol # time-average temp for control #fix ave all ave/time 5 20 100 c_thermo_temp #fix 10 all controller 100 1.0 0.5 0.0 0.0 # f_ave 1.5 tcontrol # run with controller run 2500 Per MPI rank memory allocation (min/avg/max) = 3.221 | 3.221 | 3.221 Mbytes Step Temp E_pair E_mol TotEng Press 500 0.51198903 -6.1441158 0 -5.3763242 -2.0677941 550 0.50342035 -6.1446822 0 -5.3897404 -2.0872641 600 0.49843033 -6.135933 0 -5.3884744 -2.0299937 650 0.60345516 -6.052878 0 -5.1479216 -1.5107746 700 0.66771365 -5.9560857 0 -4.9547657 -0.95193456 750 0.77985534 -5.8258115 0 -4.656321 -0.17645361 800 0.85051536 -5.720372 0 -4.4449179 0.42446643 850 0.96826934 -5.6155358 0 -4.1634949 1.0388685 900 1.0301813 -5.5468621 0 -4.0019765 1.5025727 950 1.0974533 -5.4247502 0 -3.7789818 2.1535605 1000 1.1501581 -5.3216796 0 -3.5968738 2.7152011 1050 1.2330225 -5.2247739 0 -3.3757025 3.2650402 1100 1.2383162 -5.147574 0 -3.2905642 3.7029116 1150 1.285211 -5.0594791 0 -3.1321446 4.1344831 1200 1.3429729 -5.0291604 0 -3.0152046 4.3204751 1250 1.3941609 -4.9542149 0 -2.8634963 4.7215049 1300 1.4439999 -4.9789421 0 -2.8134838 4.6347071 1350 1.4355932 -4.9395463 0 -2.7866948 4.8031855 1400 1.439132 -4.9441872 0 -2.7860289 4.8044805 1450 1.4347829 -4.9257577 0 -2.7741214 4.8738569 1500 1.4830328 -4.9473618 0 -2.7233688 4.8394125 1550 1.4178717 -4.9070465 0 -2.7807706 4.9432828 1600 1.4285161 -4.8964176 0 -2.7541792 5.0266343 1650 1.4732357 -4.8997853 0 -2.6904842 5.0366006 1700 1.4859419 -4.9036811 0 -2.6753255 5.0160666 1750 1.4756247 -4.8531762 0 -2.6402926 5.2521218 1800 1.4615868 -4.8508782 0 -2.6590461 5.2722729 1850 1.4555249 -4.8736043 0 -2.6908628 5.158512 1900 1.4839265 -4.8589546 0 -2.6336213 5.260185 1950 1.4698295 -4.8536401 0 -2.649447 5.226069 2000 1.4965555 -4.8785558 0 -2.6342837 5.155282 2050 1.4850569 -4.8496964 0 -2.622668 5.2897546 2100 1.4880052 -4.851961 0 -2.6205112 5.2941813 2150 1.513051 -4.8668802 0 -2.597871 5.217126 2200 1.5018225 -4.8470034 0 -2.5948328 5.3193544 2250 1.5127122 -4.873504 0 -2.6050029 5.1863314 2300 1.5029926 -4.8685751 0 -2.6146498 5.2282438 2350 1.4998902 -4.8487396 0 -2.5994668 5.3001222 2400 1.4902901 -4.8912088 0 -2.6563325 5.0668311 2450 1.4995102 -4.867998 0 -2.6192951 5.1996129 2500 1.5072473 -4.8344452 0 -2.5741395 5.3656649 2550 1.5090398 -4.8658253 0 -2.6028315 5.2128265 2600 1.5004359 -4.8683055 0 -2.6182144 5.2039471 2650 1.5020983 -4.843517 0 -2.5909329 5.2583337 2700 1.5042547 -4.8175886 0 -2.5617707 5.4286382 2750 1.5120477 -4.8269014 0 -2.559397 5.3933663 2800 1.5028865 -4.8445407 0 -2.5907745 5.300129 2850 1.5162767 -4.8464952 0 -2.5726487 5.2917987 2900 1.5287303 -4.8393493 0 -2.546827 5.3276564 2950 1.5175567 -4.8779763 0 -2.6022104 5.1592321 3000 1.5038518 -4.8714664 0 -2.6162526 5.1494048 Loop time of 7.9877 on 1 procs for 2500 steps with 4000 atoms Performance: 135207.915 tau/day, 312.981 timesteps/s 99.0% CPU use with 1 MPI tasks x 1 OpenMP threads MPI task timing breakdown: Section | min time | avg time | max time |%varavg| %total --------------------------------------------------------------- Pair | 6.2628 | 6.2628 | 6.2628 | 0.0 | 78.41 Neigh | 0.97669 | 0.97669 | 0.97669 | 0.0 | 12.23 Comm | 0.13389 | 0.13389 | 0.13389 | 0.0 | 1.68 Output | 0.0015631 | 0.0015631 | 0.0015631 | 0.0 | 0.02 Modify | 0.58344 | 0.58344 | 0.58344 | 0.0 | 7.30 Other | | 0.02927 | | | 0.37 Nlocal: 4000 ave 4000 max 4000 min Histogram: 1 0 0 0 0 0 0 0 0 0 Nghost: 5495 ave 5495 max 5495 min Histogram: 1 0 0 0 0 0 0 0 0 0 Neighs: 151408 ave 151408 max 151408 min Histogram: 1 0 0 0 0 0 0 0 0 0 Total # of neighbors = 151408 Ave neighs/atom = 37.852 Neighbor list builds = 125 Dangerous builds not checked Total wall time: 0:00:09