Files
lammps/examples/wall/log.9Jan20.wall.diffusive.g++.1
2020-01-14 13:20:35 -07:00

94 lines
3.1 KiB
Groff

LAMMPS (09 Jan 2020)
units metal
dimension 3
boundary p f p
atom_style atomic
neighbor 2.0 bin
# create geometry
lattice sc 10
Lattice spacing in x,y,z = 10 10 10
region box block 0 10 0 10 0 10
create_box 1 box
Created orthogonal box = (0 0 0) to (100 100 100)
1 by 1 by 1 MPI processor grid
create_atoms 1 box
Created 1000 atoms
create_atoms CPU = 0 secs
mass 1 39.95
# LJ potentials
pair_style lj/cut 8.5
pair_coeff * * 0.01 3.4 8.5
# initial velocities
velocity all create 300 482748
fix 1 all nve
# diffusive reflection
# upper wall velocity = 0.1, lower wall fixed
fix ywalls all wall/reflect/stochastic diffusive 2308 ylo EDGE 300 0 0 0 yhi EDGE 300 0.1 0 0
# run
thermo 1000
run 10000
Neighbor list info ...
update every 1 steps, delay 10 steps, check yes
max neighbors/atom: 2000, page size: 100000
master list distance cutoff = 10.5
ghost atom cutoff = 10.5
binsize = 5.25, bins = 20 20 20
1 neighbor lists, perpetual/occasional/extra = 1 0 0
(1) pair lj/cut, 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) = 3.137 | 3.137 | 3.137 Mbytes
Step Temp E_pair E_mol TotEng Press
0 300 0 0 38.739265 41.378094
1000 312.67753 -0.87571164 0 39.500614 43.641187
2000 320.10672 -1.8866145 0 39.44905 44.817235
3000 317.64782 -1.760419 0 39.257725 46.481585
4000 320.69015 -2.0183637 0 39.392639 44.958979
5000 319.94001 -2.0405034 0 39.273633 42.918123
6000 322.34085 -2.0667328 0 39.557427 45.352614
7000 320.30901 -1.922786 0 39.438999 44.189986
8000 322.25492 -1.9643206 0 39.648742 46.633235
9000 326.28632 -2.0989926 0 40.034649 46.114074
10000 325.68184 -2.1242578 0 39.931326 45.875723
Loop time of 0.915023 on 1 procs for 10000 steps with 1000 atoms
Performance: 944.239 ns/day, 0.025 hours/ns, 10928.689 timesteps/s
50.3% CPU use with 1 MPI tasks x no OpenMP threads
MPI task timing breakdown:
Section | min time | avg time | max time |%varavg| %total
---------------------------------------------------------------
Pair | 0.055415 | 0.055415 | 0.055415 | 0.0 | 6.06
Neigh | 0.002049 | 0.002049 | 0.002049 | 0.0 | 0.22
Comm | 0.0018332 | 0.0018332 | 0.0018332 | 0.0 | 0.20
Output | 0 | 0 | 0 | 0.0 | 0.00
Modify | 0.85254 | 0.85254 | 0.85254 | 0.0 | 93.17
Other | | 0.003183 | | | 0.35
Nlocal: 1000 ave 1000 max 1000 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 477 ave 477 max 477 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 2325 ave 2325 max 2325 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 2325
Ave neighs/atom = 2.325
Neighbor list builds = 97
Dangerous builds = 0
Total wall time: 0:00:00