Files
lammps/examples/PACKAGES/dpd-basic/dpdext/log.5Apr22.dpdext.g++.1
2022-04-05 21:50:36 -04:00

154 lines
6.1 KiB
Groff

LAMMPS (24 Mar 2022)
OMP_NUM_THREADS environment is not set. Defaulting to 1 thread. (src/comm.cpp:98)
using 1 OpenMP thread(s) per MPI task
# DPD Fluid
variable T equal 1.0
variable rc equal 1.0
variable rcD equal 1.2
units lj
boundary p p p
atom_style atomic
dimension 3
newton on
comm_modify vel yes
### create box and configuration
variable L equal 5.0
lattice fcc 3.0
Lattice spacing in x,y,z = 1.1006424 1.1006424 1.1006424
region simBox block 0 ${L} 0 ${L} 0 ${L}
region simBox block 0 5 0 ${L} 0 ${L}
region simBox block 0 5 0 5 0 ${L}
region simBox block 0 5 0 5 0 5
create_box 2 simBox
Created orthogonal box = (0 0 0) to (5.5032121 5.5032121 5.5032121)
1 by 1 by 1 MPI processor grid
create_atoms 1 random 100 12456 simBox
Created 100 atoms
using lattice units in orthogonal box = (0 0 0) to (5.5032121 5.5032121 5.5032121)
create_atoms CPU = 0.000 seconds
create_atoms 2 random 100 13245 simBox
Created 100 atoms
using lattice units in orthogonal box = (0 0 0) to (5.5032121 5.5032121 5.5032121)
create_atoms CPU = 0.000 seconds
mass 1 1.0
mass 2 2.0
###
pair_style dpd/ext ${T} ${rc} 3854262
pair_style dpd/ext 1 ${rc} 3854262
pair_style dpd/ext 1 1 3854262
pair_coeff 1 1 25.0 4.5 4.53 0.5 0.53 1.2 #${rcD}
pair_coeff 1 2 25.1 4.51 4.54 0.51 0.54 1.21 #${rcD}
pair_coeff 2 2 25.2 4.52 4.55 0.52 0.55 1.22 #${rcD}
timestep 0.01
run_style verlet
velocity all create ${T} 68768932
velocity all create 1 68768932
thermo_style custom step time temp press
thermo 100
fix 1 all nve
run 5000
generated 0 of 1 mixed pair_coeff terms from geometric mixing rule
Neighbor list info ...
update every 1 steps, delay 10 steps, check yes
max neighbors/atom: 2000, page size: 100000
master list distance cutoff = 1.52
ghost atom cutoff = 1.52
binsize = 0.76, bins = 8 8 8
1 neighbor lists, perpetual/occasional/extra = 1 0 0
(1) pair dpd/ext, perpetual
attributes: half, newton on
pair build: half/bin/atomonly/newton
stencil: half/bin/3d
bin: standard
Per MPI rank memory allocation (min/avg/max) = 3.083 | 3.083 | 3.083 Mbytes
Step Time Temp Press
0 0 1 10.864186
100 1 1.1314376 7.1955963
200 2 1.0058948 8.4574538
300 3 0.93292241 7.7033353
400 4 0.93599378 7.9649888
500 5 1.0390423 7.9498546
600 6 1.0750333 7.3594973
700 7 1.119325 7.1843859
800 8 0.96727219 6.8327896
900 9 0.98826001 8.1974994
1000 10 1.105819 7.8830702
1100 11 0.99559202 7.8295372
1200 12 0.9210428 8.2045593
1300 13 0.96628584 8.6531905
1400 14 1.1808689 7.7659964
1500 15 0.96208743 7.9977415
1600 16 1.0080123 7.6254557
1700 17 0.96910957 8.3643075
1800 18 1.0562621 7.5966268
1900 19 0.93109173 7.7944606
2000 20 1.1126085 9.3753501
2100 21 1.1328553 7.6293793
2200 22 0.8964042 7.5985061
2300 23 1.0043044 8.0016943
2400 24 1.0319521 8.1249684
2500 25 0.95913468 7.2383318
2600 26 0.99480311 7.6491295
2700 27 0.9735191 7.5004628
2800 28 0.96145308 8.222045
2900 29 1.0131071 6.6390842
3000 30 0.99463836 7.0147693
3100 31 0.96803993 8.2738796
3200 32 0.94066026 9.476403
3300 33 0.97401823 6.409563
3400 34 1.0548493 7.7301555
3500 35 0.98567796 8.2949868
3600 36 0.86621746 7.4759028
3700 37 0.94934175 8.1189998
3800 38 0.9626774 7.7986715
3900 39 0.95728518 6.8669836
4000 40 1.0866412 7.41281
4100 41 0.98873564 6.4612262
4200 42 0.9109925 7.1806331
4300 43 1.0344723 8.4617679
4400 44 0.98920584 7.3622901
4500 45 0.99386139 6.8002442
4600 46 1.0947487 6.8868352
4700 47 0.98789482 7.8428621
4800 48 1.0035907 8.3878628
4900 49 1.0336467 8.1592349
5000 50 1.0870964 8.217988
Loop time of 0.907286 on 1 procs for 5000 steps with 200 atoms
Performance: 4761453.941 tau/day, 5510.942 timesteps/s
99.5% CPU use with 1 MPI tasks x 1 OpenMP threads
MPI task timing breakdown:
Section | min time | avg time | max time |%varavg| %total
---------------------------------------------------------------
Pair | 0.79672 | 0.79672 | 0.79672 | 0.0 | 87.81
Neigh | 0.066416 | 0.066416 | 0.066416 | 0.0 | 7.32
Comm | 0.029801 | 0.029801 | 0.029801 | 0.0 | 3.28
Output | 0.0010415 | 0.0010415 | 0.0010415 | 0.0 | 0.11
Modify | 0.0078915 | 0.0078915 | 0.0078915 | 0.0 | 0.87
Other | | 0.005414 | | | 0.60
Nlocal: 200 ave 200 max 200 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 563 ave 563 max 563 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 1624 ave 1624 max 1624 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 1624
Ave neighs/atom = 8.12
Neighbor list builds = 500
Dangerous builds = 500
Total wall time: 0:00:00