Files
lammps/examples/USER/scafacos/log.08Aug18.scafacos.hsph.g++.fmm.4
2018-08-08 15:02:19 -06:00

110 lines
4.2 KiB
Groff

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)
1 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 fmm 0.001
kspace_modify scafacos tolerance energy_rel
kspace_modify scafacos fmm_tuning 1
ScaFaCoS setting fmm inhomogen tuning ...
timestep 0.005
thermo 1
run 20
Setting up ScaFaCoS with solver fmm ...
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) = 4.837 | 5.123 | 5.6 Mbytes
Step Temp E_pair E_mol TotEng Press
0 1.5 -0.62417141 0 1.6235786 0.0015676581
1 18.780412 -10.770009 0 17.372438 0.016719188
2 65.294131 -11.084501 0 86.758754 0.06035827
3 121.92555 -7.0612033 0 175.64423 0.1140457
4 185.71165 -5.8781334 0 272.41077 0.17455524
5 286.28339 -4.3800108 0 424.61565 0.26911306
6 481.28097 -4.3052012 0 716.89433 0.45262045
7 487.26022 -3.8672741 0 726.29216 0.45830216
8 493.65478 -3.0242687 0 736.71742 0.46443761
9 495.66203 -3.4336343 0 739.31592 0.46613014
10 498.41831 -2.8837072 0 743.99613 0.46887706
11 499.20944 -2.7724783 0 745.29287 0.46966875
12 500.97345 -2.8281484 0 747.88057 0.47126462
13 507.46412 -2.7752775 0 757.65971 0.47728761
14 525.35729 -2.5749814 0 784.67292 0.49422171
15 563.9578 -2.9982381 0 842.09253 0.53043696
16 645.47602 -2.5519203 0 964.69389 0.60730795
17 647.09276 -2.2568468 0 967.41166 0.60891914
18 647.12596 -2.2791003 0 967.43915 0.60900309
19 647.24862 -2.2495226 0 967.65253 0.60908339
20 647.51175 -2.0239179 0 968.27244 0.60932598
Loop time of 0.666895 on 4 procs for 20 steps with 1000 atoms
Performance: 12955.555 tau/day, 29.990 timesteps/s
99.5% CPU use with 4 MPI tasks x 1 OpenMP threads
MPI task timing breakdown:
Section | min time | avg time | max time |%varavg| %total
---------------------------------------------------------------
Pair | 0.0002284 | 0.00024879 | 0.00025725 | 0.0 | 0.04
Kspace | 0.6085 | 0.62278 | 0.6386 | 1.6 | 93.38
Neigh | 0.023998 | 0.040044 | 0.054552 | 6.2 | 6.00
Comm | 0.0025489 | 0.0028656 | 0.0031898 | 0.4 | 0.43
Output | 0.0004077 | 0.00053912 | 0.00071406 | 0.0 | 0.08
Modify | 0.00017953 | 0.00018525 | 0.00020218 | 0.0 | 0.03
Other | | 0.0002366 | | | 0.04
Nlocal: 250 ave 259 max 240 min
Histogram: 1 0 0 0 0 2 0 0 0 1
Nghost: 668.75 ave 679 max 657 min
Histogram: 1 0 0 0 0 1 1 0 0 1
Neighs: 61085.5 ave 95363 max 24964 min
Histogram: 1 0 0 1 0 0 0 1 0 1
Total # of neighbors = 244342
Ave neighs/atom = 244.342
Neighbor list builds = 19
Dangerous builds = 18
Total wall time: 0:00:01