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lammps/examples/pour/log.pour.1Feb14.linux.1
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LAMMPS (1 Feb 2014)
# Pour granular particles into chute container, then induce flow
atom_style sphere
boundary p p fm
newton off
communicate single vel yes
region reg block -10 10 -10 10 -0.5 16 units box
create_box 1 reg
Created orthogonal box = (-10 -10 -0.5) to (10 10 16)
1 by 1 by 1 MPI processor grid
neighbor 0.2 bin
neigh_modify delay 0
# IMPORTANT NOTE: these values of stiffness (2000) and timestep (0.001)
# are used in this example file to produce a quick simulation and movie.
# More appropriate values for realistic simulations would be
# k = 2.0e5 and dt = 0.0001, as in bench/in.chute.
pair_style gran/hooke/history 2000.0 NULL 50.0 NULL 0.5 0
pair_coeff * *
timestep 0.001
fix 1 all nve/sphere
fix 2 all gravity 1.0 spherical 0.0 -180.0
fix zlower all wall/gran 2000.0 NULL 50.0 NULL 0.5 0 zplane 0.0 2000.0
region slab block -9.0 9.0 -9.0 9.0 10.0 15.0 units box
fix ins all pour 3000 1 300719 vol 0.13 50 region slab
Particle insertion: 402 every 3162 steps, 3000 by step 22135
compute 1 all erotate/sphere
thermo_style custom step atoms ke c_1 vol
thermo 1000
thermo_modify lost ignore norm no
compute_modify thermo_temp dynamic yes
#dump id all atom 1000 dump.pour
#dump 2 all image 1000 image.*.jpg type type # axes yes 0.8 0.02 view 80 -30
#dump_modify 2 pad 5
#dump 3 all movie 1000 movie.mpg type type # axes yes 0.8 0.02 view 80 -30
#dump_modify 3 pad 5
run 25000
Memory usage per processor = 8.27911 Mbytes
Step Atoms KinEng 1 Volume
0 0 -0 0 6600
1000 402 768.04606 0 6600
2000 402 1407.1714 0 6600
3000 402 1373.819 15.59952 6600
4000 804 1737.1399 39.311164 6600
5000 804 1571.3184 67.501382 6600
6000 804 1318.6439 77.636174 6600
7000 1206 1522.1986 68.863683 6600
8000 1206 1387.2223 64.067846 6600
9000 1206 1265.901 51.727094 6600
10000 1608 1460.2854 48.630285 6600
11000 1608 1310.6204 52.851955 6600
12000 1608 1128.6198 46.139167 6600
13000 2010 1178.8622 50.202317 6600
14000 2010 1187.0109 39.476651 6600
15000 2010 989.72713 38.740987 6600
16000 2412 1120.2349 40.342828 6600
17000 2412 1075.0554 39.589605 6600
18000 2412 855.00318 40.858609 6600
19000 2814 950.88458 41.511679 6600
20000 2814 923.42023 36.068246 6600
21000 2814 794.06955 41.150212 6600
22000 2814 548.02348 35.370804 6600
23000 3000 463.81576 37.573817 6600
24000 3000 336.43523 25.743644 6600
25000 3000 234.89941 20.298489 6600
Loop time of 9.30611 on 1 procs for 25000 steps with 3000 atoms
Pair time (%) = 5.33047 (57.2792)
Neigh time (%) = 1.05786 (11.3674)
Comm time (%) = 0.251292 (2.70029)
Outpt time (%) = 0.000475883 (0.00511366)
Other time (%) = 2.66602 (28.648)
Nlocal: 3000 ave 3000 max 3000 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 671 ave 671 max 671 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 13616 ave 13616 max 13616 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 13616
Ave neighs/atom = 4.53867
Neighbor list builds = 1149
Dangerous builds = 0
unfix ins
fix 2 all gravity 1.0 chute 26.0
run 25000
Memory usage per processor = 9.07965 Mbytes
Step Atoms KinEng 1 Volume
25000 3000 234.89941 20.298489 6600
26000 3000 82.315315 21.537116 6600
27000 3000 108.89519 11.940364 6600
28000 3000 200.16687 11.301946 6600
29000 3000 349.26838 15.094407 6600
30000 3000 569.81999 18.792925 6600
31000 3000 898.94346 28.160958 6600
32000 3000 1240.4814 33.875237 6600
33000 3000 1731.5017 41.915333 6600
34000 3000 2295.7732 48.265714 6600
35000 3000 2886.4882 61.48829 6600
36000 3000 3662.1785 79.477977 6600
37000 3000 4508.9506 87.503245 6600
38000 3000 5487.5698 105.18573 6600
39000 3000 6502.5504 107.5985 6600
40000 3000 7472.1021 126.10799 6600
41000 3000 8747.8718 152.09945 6600
42000 3000 10083.088 151.89644 6600
43000 3000 11433.111 170.87026 6600
44000 3000 12876.825 194.58992 6600
45000 3000 14274.884 189.94299 6600
46000 3000 15664.174 225.06085 6600
47000 3000 17213.88 222.67736 6600
48000 3000 18826.294 240.96943 6600
49000 3000 20558.693 264.45506 6600
50000 3000 22270.716 276.57672 6600
Loop time of 18.1762 on 1 procs for 25000 steps with 3000 atoms
Pair time (%) = 11.5992 (63.8153)
Neigh time (%) = 1.71333 (9.42624)
Comm time (%) = 0.540144 (2.97171)
Outpt time (%) = 0.000629663 (0.00346421)
Other time (%) = 4.32291 (23.7833)
Nlocal: 3000 ave 3000 max 3000 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 760 ave 760 max 760 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 14151 ave 14151 max 14151 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 14151
Ave neighs/atom = 4.717
Neighbor list builds = 873
Dangerous builds = 0
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