Files
lammps/examples/USER/scafacos/log.08Aug18.scafacos.hsph.g++.direct.8
2018-08-08 15:02:19 -06:00

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LAMMPS (2 Aug 2018)
OMP_NUM_THREADS environment is not set. Defaulting to 1 thread. (src/comm.cpp:87)
using 1 OpenMP thread(s) per MPI task
# Point dipoles in a 2d box
units lj
atom_style charge
read_data data.hammersley_shphere
orthogonal box = (-50.5 -50.5 -50.5) to (51.5 51.5 51.5)
2 by 2 by 2 MPI processor grid
reading atoms ...
1000 atoms
change_box all boundary f f f
velocity all create 1.5 49893
neighbor 1.0 bin
neigh_modify delay 0
fix 1 all nve
# LAMMPS computes pairwise and long-range Coulombics
#pair_style coul/long 3.0
#pair_coeff * *
#kspace_style pppm 1.0e-3
# Scafacos computes entire long-range Coulombics
# use dummy pair style to perform atom sorting
pair_style zero 1.0
pair_coeff * *
#fix 2 all scafacos p3m tolerance field 0.001
kspace_style scafacos direct 0.001
timestep 0.005
thermo 1
run 20
Setting up ScaFaCoS with solver direct ...
Neighbor list info ...
update every 1 steps, delay 0 steps, check yes
max neighbors/atom: 2000, page size: 100000
master list distance cutoff = 2
ghost atom cutoff = 2
binsize = 1, bins = 102 102 102
1 neighbor lists, perpetual/occasional/extra = 1 0 0
(1) pair zero, 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) = 4.164 | 4.26 | 4.546 Mbytes
Step Temp E_pair E_mol TotEng Press
0 1.5 -0.62417787 0 1.6235721 0.0015678854
1 18.780041 -10.770002 0 17.371889 0.016718957
2 65.289192 -11.084705 0 86.751149 0.060353634
3 121.92987 -7.0625759 0 175.64933 0.11404974
4 185.78164 -5.8777512 0 272.51604 0.17462195
5 286.36222 -4.382053 0 424.73173 0.26918926
6 481.42206 -4.3095567 0 717.1014 0.45274088
7 488.59167 -3.8685194 0 728.2861 0.45956866
8 497.85287 -3.0417966 0 742.99073 0.46838116
9 499.61615 -3.419003 0 745.2558 0.46983345
10 502.63684 -2.8360961 0 750.36521 0.47280809
11 504.4846 -2.7628105 0 753.20736 0.47462793
12 506.54485 -2.8460356 0 756.21142 0.47651441
13 508.27211 -2.730935 0 758.91482 0.47813752
14 510.57045 -2.6094877 0 762.48033 0.48031431
15 513.14798 -2.7150827 0 766.23717 0.48275229
16 515.78124 -2.3961811 0 770.50201 0.48526333
17 515.70265 -2.2982683 0 770.48215 0.48526617
18 515.7081 -2.1515983 0 770.63699 0.48530393
19 515.74906 -2.0581436 0 770.79182 0.48530977
20 515.70883 -1.8922577 0 770.89742 0.48527105
Loop time of 0.0883947 on 8 procs for 20 steps with 1000 atoms
Performance: 97743.448 tau/day, 226.258 timesteps/s
99.2% CPU use with 8 MPI tasks x 1 OpenMP threads
MPI task timing breakdown:
Section | min time | avg time | max time |%varavg| %total
---------------------------------------------------------------
Pair | 0.0002284 | 0.00024167 | 0.00029922 | 0.0 | 0.27
Kspace | 0.055725 | 0.063153 | 0.071883 | 2.4 | 71.44
Neigh | 0.012251 | 0.021348 | 0.029026 | 4.3 | 24.15
Comm | 0.0025573 | 0.0029825 | 0.0034359 | 0.5 | 3.37
Output | 0.00034451 | 0.00044149 | 0.00057721 | 0.0 | 0.50
Modify | 7.8917e-05 | 8.437e-05 | 8.9407e-05 | 0.0 | 0.10
Other | | 0.0001439 | | | 0.16
Nlocal: 125 ave 133 max 113 min
Histogram: 2 0 0 0 0 1 1 0 2 2
Nghost: 773.625 ave 788 max 764 min
Histogram: 1 1 2 1 1 0 0 0 1 1
Neighs: 30977.1 ave 50690 max 10447 min
Histogram: 1 1 1 0 1 1 0 0 2 1
Total # of neighbors = 247817
Ave neighs/atom = 247.817
Neighbor list builds = 19
Dangerous builds = 18
Total wall time: 0:00:00