LAMMPS (27 Nov 2018) using 1 OpenMP thread(s) per MPI task # Streitz-Mintmire potential with alpha-alumina # option to use with Ewald or Wolf sum # EAM (AlO.eam.alloy) includes 1994 SM and 2004 Zhou versions # Streitz Mintmire (coul/streitz) does not include 2004 Zhou modifications # Contributing authors: Ray Shan, Chris Weinberger (Sandia) units metal atom_style charge dimension 3 boundary p p p read_data data.streitz orthogonal box = (0 0 0) to (24.7337 28.56 25.9798) 1 by 2 by 2 MPI processor grid reading atoms ... 2160 atoms group type1 type 1 864 atoms in group type1 compute charge1 type1 property/atom q compute q1 type1 reduce ave c_charge1 group type2 type 2 1296 atoms in group type2 compute charge2 type2 property/atom q compute q2 type2 reduce ave c_charge2 variable qcat equal 2.8 variable qani equal -${qcat}*count(type1)/count(type2) variable qani equal -2.8*count(type1)/count(type2) set group type1 charge ${qcat} set group type1 charge 2.8 864 settings made for charge set group type2 charge ${qani} set group type2 charge -1.86666666666667 1296 settings made for charge variable qsum equal count(type1)*c_q1+count(type2)*c_q2 # Ewald sum for coul/streitz pair_style hybrid/overlay coul/streitz 12.0 ewald eam/alloy kspace_style ewald 1e-6 # Wolf sum for coul/streitz #pair_style hybrid/overlay coul/streitz 12.0 wolf 0.31 eam/alloy pair_coeff * * coul/streitz AlO.streitz Al O pair_coeff * * eam/alloy AlO.eam.alloy Al O Reading potential file AlO.eam.alloy with DATE: 2015-02-19 neighbor 1.0 bin neigh_modify every 10 delay 0 check yes timestep 0.0004 thermo_style custom step temp etotal pe evdwl ecoul elong c_q1 c_q2 v_qsum press spcpu thermo_modify norm yes thermo 10 velocity all create 300.0 42128 fix 1 all qeq/slater 1 12.0 1.0e-6 100 coul/streitz fix 2 all nve run 100 Ewald initialization ... using 12-bit tables for long-range coulomb (src/kspace.cpp:321) G vector (1/distance) = 0.310132 estimated absolute RMS force accuracy = 1.9688e-05 estimated relative force accuracy = 1.36725e-06 KSpace vectors: actual max1d max3d = 2541 11 6083 kxmax kymax kzmax = 10 11 10 Neighbor list info ... update every 10 steps, delay 0 steps, check yes max neighbors/atom: 2000, page size: 100000 master list distance cutoff = 13 ghost atom cutoff = 13 binsize = 6.5, bins = 4 5 4 3 neighbor lists, perpetual/occasional/extra = 3 0 0 (1) pair coul/streitz, perpetual attributes: full, newton on pair build: full/bin/atomonly stencil: full/bin/3d bin: standard (2) pair eam/alloy, perpetual, half/full from (1) attributes: half, newton on pair build: halffull/newton stencil: none bin: none (3) fix qeq/slater, perpetual, copy from (1) attributes: full, newton on pair build: copy stencil: none bin: none Per MPI rank memory allocation (min/avg/max) = 38.08 | 38.08 | 38.08 Mbytes Step Temp TotEng PotEng E_vdwl E_coul E_long c_q1 c_q2 v_qsum Press S/CPU 0 300 -6.3402658 -6.3790259 -2.7952901 10.218189 -13.801925 2.8665317 -1.9110211 9.094947e-13 -26072.6 0 10 272.45428 -6.340306 -6.3755071 -2.790294 10.191122 -13.776335 2.8636996 -1.9091331 0 -21774.211 5.2839781 20 219.94294 -6.3402438 -6.3686605 -2.7790336 10.192017 -13.781644 2.8638745 -1.9092497 0 -16693.959 6.0398147 30 179.36107 -6.3401905 -6.363364 -2.7689124 10.190565 -13.785017 2.8639191 -1.9092794 -9.094947e-13 -12974.157 6.0771654 40 162.68484 -6.340179 -6.3611979 -2.7652026 10.173296 -13.769291 2.8621763 -1.9081175 1.3642421e-12 -12735.472 5.9101566 50 152.76247 -6.3401898 -6.3599268 -2.7673924 10.132267 -13.724801 2.8575297 -1.9050198 -9.094947e-13 -14532.603 6.1598264 60 138.38062 -6.340206 -6.3580848 -2.7714511 10.085334 -13.671967 2.8519579 -1.9013053 -9.094947e-13 -15656.287 6.0492678 70 134.95719 -6.3401907 -6.3576272 -2.7740777 10.063528 -13.647077 2.8492769 -1.899518 4.5474735e-13 -14160.677 5.8316321 80 161.55082 -6.3401305 -6.3610029 -2.7741365 10.086552 -13.673419 2.8520584 -1.9013723 4.5474735e-13 -9666.5672 6.0547326 90 207.33012 -6.3400321 -6.3668192 -2.7713864 10.144722 -13.740155 2.8591984 -1.9061323 4.5474735e-13 -2530.8639 6.1225844 100 233.80623 -6.3399378 -6.3701456 -2.7659477 10.207141 -13.811338 2.8668082 -1.9112055 -4.5474735e-13 6120.8845 5.8372987 Loop time of 16.8751 on 4 procs for 100 steps with 2160 atoms Performance: 0.205 ns/day, 117.188 hours/ns, 5.926 timesteps/s 98.3% CPU use with 4 MPI tasks x 1 OpenMP threads MPI task timing breakdown: Section | min time | avg time | max time |%varavg| %total --------------------------------------------------------------- Pair | 6.0459 | 6.0553 | 6.0662 | 0.3 | 35.88 Kspace | 1.4116 | 1.4188 | 1.4243 | 0.4 | 8.41 Neigh | 0 | 0 | 0 | 0.0 | 0.00 Comm | 0.052984 | 0.057914 | 0.062647 | 1.8 | 0.34 Output | 0.00076938 | 0.0010375 | 0.0018225 | 1.4 | 0.01 Modify | 9.3406 | 9.3408 | 9.341 | 0.0 | 55.35 Other | | 0.001289 | | | 0.01 Nlocal: 540 ave 540 max 540 min Histogram: 4 0 0 0 0 0 0 0 0 0 Nghost: 8994 ave 8994 max 8994 min Histogram: 4 0 0 0 0 0 0 0 0 0 Neighs: 294732 ave 294732 max 294732 min Histogram: 4 0 0 0 0 0 0 0 0 0 FullNghs: 589464 ave 589464 max 589464 min Histogram: 4 0 0 0 0 0 0 0 0 0 Total # of neighbors = 2357856 Ave neighs/atom = 1091.6 Neighbor list builds = 0 Dangerous builds = 0 Total wall time: 0:00:17