lammps/examples/rdf-adf/log.27Nov18.spce.g++.1

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LAMMPS (27 Nov 2018)
using 1 OpenMP thread(s) per MPI task
# Liquid water RDFs and ADFs (~12 O-O-O/atom, ~1 O-H...O/atom)
units real
atom_style full
read_data data.spce
orthogonal box = (0.02645 0.02645 0.02641) to (35.5328 35.5328 35.4736)
1 by 1 by 1 MPI processor grid
reading atoms ...
4500 atoms
scanning bonds ...
2 = max bonds/atom
scanning angles ...
1 = max angles/atom
reading bonds ...
3000 bonds
reading angles ...
1500 angles
2 = max # of 1-2 neighbors
1 = max # of 1-3 neighbors
1 = max # of 1-4 neighbors
2 = max # of special neighbors
pair_style lj/cut/coul/long 12.0 12.0
pair_coeff * * 0.0 1.0
pair_coeff 1 1 0.15535 3.166
kspace_style pppm 1.0e-6
bond_style harmonic
angle_style harmonic
dihedral_style none
improper_style none
bond_coeff 1 1000.00 1.000
angle_coeff 1 100.0 109.47
# need to set bond/angle inclusion to > 0.0
# so that intramolecular pairs are included in neighbor lists (required for second ADF)
special_bonds lj/coul 1.0e-100 1.0e-100 1.0
2 = max # of 1-2 neighbors
1 = max # of 1-3 neighbors
2 = max # of special neighbors
neighbor 2.0 bin
timestep 2.0
neigh_modify every 1 delay 2 check yes
fix 1 all shake 0.0001 20 0 b 1 a 1
0 = # of size 2 clusters
0 = # of size 3 clusters
0 = # of size 4 clusters
1500 = # of frozen angles
fix 2 all nvt temp 300.0 300.0 100.0
velocity all create 300.0 6244325
thermo 100
run 500
PPPM initialization ...
using 12-bit tables for long-range coulomb (src/kspace.cpp:321)
G vector (1/distance) = 0.279652
grid = 40 40 40
stencil order = 5
estimated absolute RMS force accuracy = 0.000394674
estimated relative force accuracy = 1.18855e-06
using double precision FFTs
3d grid and FFT values/proc = 103823 64000
Neighbor list info ...
update every 1 steps, delay 2 steps, check yes
max neighbors/atom: 2000, page size: 100000
master list distance cutoff = 14
ghost atom cutoff = 14
binsize = 7, bins = 6 6 6
1 neighbor lists, perpetual/occasional/extra = 1 0 0
(1) pair lj/cut/coul/long, perpetual
attributes: half, newton on
pair build: half/bin/newton
stencil: half/bin/3d/newton
bin: standard
Per MPI rank memory allocation (min/avg/max) = 35.36 | 35.36 | 35.36 Mbytes
Step Temp E_pair E_mol TotEng Press
0 300 -16692.369 0 -14010.534 -112.83562
100 283.44729 -17008.717 0 -14474.854 -162.06378
200 298.75279 -16765.543 0 -14094.858 428.7917
300 296.65014 -16589.155 0 -13937.267 547.40796
400 303.82963 -16625.011 0 -13908.942 237.93694
500 298.00057 -16716.887 0 -14052.926 231.55014
Loop time of 38.2796 on 1 procs for 500 steps with 4500 atoms
Performance: 2.257 ns/day, 10.633 hours/ns, 13.062 timesteps/s
99.2% CPU use with 1 MPI tasks x 1 OpenMP threads
MPI task timing breakdown:
Section | min time | avg time | max time |%varavg| %total
---------------------------------------------------------------
Pair | 28.428 | 28.428 | 28.428 | 0.0 | 74.26
Bond | 0.00056672 | 0.00056672 | 0.00056672 | 0.0 | 0.00
Kspace | 5.3161 | 5.3161 | 5.3161 | 0.0 | 13.89
Neigh | 4.1185 | 4.1185 | 4.1185 | 0.0 | 10.76
Comm | 0.12788 | 0.12788 | 0.12788 | 0.0 | 0.33
Output | 0.00021887 | 0.00021887 | 0.00021887 | 0.0 | 0.00
Modify | 0.26748 | 0.26748 | 0.26748 | 0.0 | 0.70
Other | | 0.02102 | | | 0.05
Nlocal: 4500 ave 4500 max 4500 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 21248 ave 21248 max 21248 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 2.60146e+06 ave 2.60146e+06 max 2.60146e+06 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 2601459
Ave neighs/atom = 578.102
Ave special neighs/atom = 2
Neighbor list builds = 45
Dangerous builds = 0
reset_timestep 0
compute gofr all rdf 100 1 1 2 2 1 2 # O-O, H-H, O-H
compute gofa all adf 45 1 1 1 2.0 3.5 2.0 3.5 2 1 1 0.0 1.2 1.5 2.5 # O-O-O, O-H...O
fix rdf all ave/time 100 10 1000 c_gofr[*] file spce-rdf.dat mode vector
fix adf all ave/time 10 100 1000 c_gofa[*] file spce-adf.dat mode vector
run 1000
PPPM initialization ...
using 12-bit tables for long-range coulomb (src/kspace.cpp:321)
G vector (1/distance) = 0.279652
grid = 40 40 40
stencil order = 5
estimated absolute RMS force accuracy = 0.000394674
estimated relative force accuracy = 1.18855e-06
using double precision FFTs
3d grid and FFT values/proc = 103823 64000
Neighbor list info ...
update every 1 steps, delay 2 steps, check yes
max neighbors/atom: 2000, page size: 100000
master list distance cutoff = 14
ghost atom cutoff = 14
binsize = 7, bins = 6 6 6
3 neighbor lists, perpetual/occasional/extra = 1 2 0
(1) pair lj/cut/coul/long, perpetual
attributes: half, newton on
pair build: half/bin/newton
stencil: half/bin/3d/newton
bin: standard
(2) compute rdf, occasional, copy from (1)
attributes: half, newton on
pair build: copy
stencil: none
bin: none
(3) compute adf, occasional
attributes: full, newton on
pair build: full/bin
stencil: full/bin/3d
bin: standard
Per MPI rank memory allocation (min/avg/max) = 36.67 | 36.67 | 36.67 Mbytes
Step Temp E_pair E_mol TotEng Press
0 298.00057 -16716.887 0 -14052.926 231.6595
100 307.31045 -16761.022 0 -14013.835 449.26027
200 299.52847 -16679.165 0 -14001.546 148.44719
300 293.68499 -16583.548 0 -13958.166 140.79069
400 306.76266 -16658.573 0 -13916.284 481.26934
500 294.75648 -16640.446 0 -14005.485 585.05479
600 303.19282 -16629.985 0 -13919.608 328.23667
700 300.28233 -16590.155 0 -13905.797 -176.71076
800 292.36899 -16620.826 0 -14007.208 -194.83408
900 304.92802 -16633.331 0 -13907.443 479.49808
1000 300.64529 -16598.233 0 -13910.63 904.96137
Loop time of 107.579 on 1 procs for 1000 steps with 4500 atoms
Performance: 1.606 ns/day, 14.942 hours/ns, 9.295 timesteps/s
99.4% CPU use with 1 MPI tasks x 1 OpenMP threads
MPI task timing breakdown:
Section | min time | avg time | max time |%varavg| %total
---------------------------------------------------------------
Pair | 58.928 | 58.928 | 58.928 | 0.0 | 54.78
Bond | 0.0012271 | 0.0012271 | 0.0012271 | 0.0 | 0.00
Kspace | 10.698 | 10.698 | 10.698 | 0.0 | 9.94
Neigh | 8.7649 | 8.7649 | 8.7649 | 0.0 | 8.15
Comm | 0.2608 | 0.2608 | 0.2608 | 0.0 | 0.24
Output | 0.00043702 | 0.00043702 | 0.00043702 | 0.0 | 0.00
Modify | 28.883 | 28.883 | 28.883 | 0.0 | 26.85
Other | | 0.04301 | | | 0.04
Nlocal: 4500 ave 4500 max 4500 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 21275 ave 21275 max 21275 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 2.60217e+06 ave 2.60217e+06 max 2.60217e+06 min
Histogram: 1 0 0 0 0 0 0 0 0 0
FullNghs: 5.20478e+06 ave 5.20478e+06 max 5.20478e+06 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 5204784
Ave neighs/atom = 1156.62
Ave special neighs/atom = 2
Neighbor list builds = 94
Dangerous builds = 0
Total wall time: 0:02:26