Files
lammps/examples/PACKAGES/pedone/log.9Apr24.pedone.melt.g++.1
2024-04-09 22:08:30 -04:00

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LAMMPS (7 Feb 2024 - Development - patch_7Feb2024_update1-373-g7ac84e18dd)
using 1 OpenMP thread(s) per MPI task
# Ca-O melt with Pedone potential
units metal
atom_style charge
lattice fcc 4.8105 # experimental lattice parameter for fcc-lattice Ca cations
Lattice spacing in x,y,z = 4.8105 4.8105 4.8105
region box block 0 4 0 4 0 4
create_box 2 box
Created orthogonal box = (0 0 0) to (19.242 19.242 19.242)
1 by 1 by 1 MPI processor grid
create_atoms 1 box
Created 256 atoms
using lattice units in orthogonal box = (0 0 0) to (19.242 19.242 19.242)
create_atoms CPU = 0.000 seconds
lattice fcc 4.8105 origin 0.5 0.5 0.5 # O anion lattice shifted by half a unit cell
Lattice spacing in x,y,z = 4.8105 4.8105 4.8105
create_atoms 2 box
Created 256 atoms
using lattice units in orthogonal box = (0 0 0) to (19.242 19.242 19.242)
create_atoms CPU = 0.000 seconds
mass 1 40.078
mass 2 15.999
set type 1 charge 1.2
Setting atom values ...
256 settings made for charge
set type 2 charge -1.2
Setting atom values ...
256 settings made for charge
timestep 0.002
neigh_modify delay 5 every 1 check yes
pair_style hybrid/overlay pedone 15.0 coul/long 15.0
kspace_style pppm 1.0e-6
pair_coeff * * coul/long
pair_coeff 1 2 pedone 0.030211 2.241334 2.923245 5.0
pair_coeff 2 2 pedone 0.042395 1.379316 3.618701 22.0
velocity all create 6000.0 98347
fix 1 all nvt temp 3000.0 3000.0 0.1
# dump 1 all atom 500 Ca-O-melt.lammpstrj
thermo 100
run 1000
PPPM initialization ...
using 12-bit tables for long-range coulomb (src/kspace.cpp:342)
G vector (1/distance) = 0.23676226
grid = 24 24 24
stencil order = 5
estimated absolute RMS force accuracy = 1.3089053e-05
estimated relative force accuracy = 9.089844e-07
using double precision FFTW3
3d grid and FFT values/proc = 29791 13824
Generated 0 of 1 mixed pair_coeff terms from geometric mixing rule
Neighbor list info ...
update: every = 1 steps, delay = 5 steps, check = yes
max neighbors/atom: 2000, page size: 100000
master list distance cutoff = 17
ghost atom cutoff = 17
binsize = 8.5, bins = 3 3 3
2 neighbor lists, perpetual/occasional/extra = 2 0 0
(1) pair pedone, perpetual, skip from (2)
attributes: half, newton on
pair build: skip
stencil: none
bin: none
(2) pair coul/long, perpetual
attributes: half, newton on
pair build: half/bin/atomonly/newton
stencil: half/bin/3d
bin: standard
Per MPI rank memory allocation (min/avg/max) = 9.239 | 9.239 | 9.239 Mbytes
Step Temp E_pair E_mol TotEng Press
0 6000 -3771.5568 0 -3375.2452 34213.185
100 2894.1756 -3562.491 0 -3371.3251 114640.32
200 2980.3531 -3570.2657 0 -3373.4076 123673.56
300 2783.0437 -3574.5809 0 -3390.7554 119791.27
400 3021.6581 -3568.2149 0 -3368.6285 116032.29
500 3112.0438 -3580.0178 0 -3374.4613 114798.18
600 2973.4609 -3577.0582 0 -3380.6553 111843.46
700 3180.1687 -3568.4542 0 -3358.3979 121008.83
800 2923.7803 -3573.3023 0 -3380.181 111459.55
900 2940.3133 -3572.1322 0 -3377.9188 118177.36
1000 3070.2584 -3575.5655 0 -3372.769 114175.52
Loop time of 13.683 on 1 procs for 1000 steps with 512 atoms
Performance: 12.629 ns/day, 1.900 hours/ns, 73.084 timesteps/s, 37.419 katom-step/s
99.9% CPU use with 1 MPI tasks x 1 OpenMP threads
MPI task timing breakdown:
Section | min time | avg time | max time |%varavg| %total
---------------------------------------------------------------
Pair | 11.545 | 11.545 | 11.545 | 0.0 | 84.37
Kspace | 1.4121 | 1.4121 | 1.4121 | 0.0 | 10.32
Neigh | 0.65265 | 0.65265 | 0.65265 | 0.0 | 4.77
Comm | 0.056036 | 0.056036 | 0.056036 | 0.0 | 0.41
Output | 0.00022945 | 0.00022945 | 0.00022945 | 0.0 | 0.00
Modify | 0.0090252 | 0.0090252 | 0.0090252 | 0.0 | 0.07
Other | | 0.00801 | | | 0.06
Nlocal: 512 ave 512 max 512 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 10901 ave 10901 max 10901 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 374419 ave 374419 max 374419 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 374419
Ave neighs/atom = 731.28711
Neighbor list builds = 71
Dangerous builds = 0
Total wall time: 0:00:13