lammps/examples/USER/scafacos/log.27Nov18.scafacos.ewald....

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LAMMPS (27 Nov 2018)
using 1 OpenMP thread(s) per MPI task
# Point dipoles in a 2d box
units lj
atom_style charge
read_data data.NaCl
orthogonal box = (0 0 0) to (1 1 1)
1 by 1 by 1 MPI processor grid
reading atoms ...
8 atoms
replicate 8 8 8
orthogonal box = (0 0 0) to (8 8 8)
1 by 1 by 1 MPI processor grid
4096 atoms
Time spent = 0.000287294 secs
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 ewald 0.001
kspace_modify scafacos tolerance field
timestep 0.005
thermo 10
run 100
Setting up ScaFaCoS with solver ewald ...
WARNING: Virial computation for Ewald not available (src/USER-SCAFACOS/scafacos.cpp:107)
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 = 8 8 8
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) = 5.813 | 5.813 | 5.813 Mbytes
Step Temp E_pair E_mol TotEng Press
0 1.5 -1.7475938 0 0.50185691 11.99707
10 1.500011 -1.747529 0 0.50193816 11.997158
20 1.5000023 -1.7475152 0 0.50193898 11.997089
30 1.4999308 -1.747404 0 0.50194285 11.996517
40 1.4997722 -1.7471622 0 0.50194686 11.995248
50 1.4995835 -1.746878 0 0.50194808 11.993739
60 1.4996054 -1.7469114 0 0.50194749 11.993914
70 1.5004341 -1.7481558 0 0.50194592 12.000543
80 1.5033218 -1.7524875 0 0.50194458 12.023638
90 1.5108306 -1.7637462 0 0.50194636 12.083694
100 1.5292479 -1.7913449 0 0.50196695 12.230996
Loop time of 427.03 on 1 procs for 100 steps with 4096 atoms
Performance: 101.164 tau/day, 0.234 timesteps/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 | 0.0003655 | 0.0003655 | 0.0003655 | 0.0 | 0.00
Kspace | 427.02 | 427.02 | 427.02 | 0.0 |100.00
Neigh | 0 | 0 | 0 | 0.0 | 0.00
Comm | 0.0047293 | 0.0047293 | 0.0047293 | 0.0 | 0.00
Output | 0.00025916 | 0.00025916 | 0.00025916 | 0.0 | 0.00
Modify | 0.0029993 | 0.0029993 | 0.0029993 | 0.0 | 0.00
Other | | 0.00181 | | | 0.00
Nlocal: 4096 ave 4096 max 4096 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 9728 ave 9728 max 9728 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 524288 ave 524288 max 524288 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 524288
Ave neighs/atom = 128
Neighbor list builds = 0
Dangerous builds = 0
Total wall time: 0:07:10