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lammps/examples/comb/log.comb.Si.elastic.15Jan10.linux.4
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LAMMPS (20 Aug 2010)
# Pure Si crystal, qeq off, calculates stress-strain, no out.*.cfg
units metal
atom_style charge
dimension 3
boundary p p p
lattice diamond 5.431
Lattice spacing in x,y,z = 5.431 5.431 5.431
region box block 0 4 0 4 0 4
create_box 1 box
Created orthogonal box = (0 0 0) to (21.724 21.724 21.724)
1 by 2 by 2 processor grid
create_atoms 1 box
Created 512 atoms
mass 1 29.0
change_box triclinic
velocity all create 1.0 277387
pair_style comb
pair_coeff * * ffield.comb Si
neighbor 0.5 bin
neigh_modify every 20 delay 0 check no
fix 1 all box/relax aniso 0.0 vmax 0.001
timestep 0.00020
thermo_style custom step temp etotal pe evdwl ecoul #lx ly lz vol pxx pyy pzz
thermo_modify norm yes
thermo 1
minimize 1.0e-14 1.0e-20 1000 10000
Memory usage per processor = 2.6376 Mbytes
Step Temp TotEng PotEng E_vdwl E_coul
0 1 -4.6295947 -4.6297237 -4.6297237 0
1 1 -4.6295963 -4.6297253 -4.6297253 0
2 1 -4.6295965 -4.6297255 -4.6297255 0
3 1 -4.6295965 -4.6297255 -4.6297255 0
Loop time of 0.269178 on 4 procs for 3 steps with 512 atoms
Minimization stats:
Stopping criterion = linesearch alpha is zero
Energy initial, next-to-last, final =
-4.62972371535 -4.62972550036 -4.62972550036
Force two-norm initial, final = 5.86582 0.235602
Force max component initial, final = 3.38663 0.136025
Final line search alpha, max atom move = 0.000114869 1.5625e-05
Iterations, force evaluations = 3 16
Pair time (%) = 0.19249 (71.5101)
Neigh time (%) = 0 (0)
Comm time (%) = 0.0661291 (24.567)
Outpt time (%) = 0.000723839 (0.268907)
Other time (%) = 0.00983572 (3.65398)
Nlocal: 128 ave 164 max 100 min
Histogram: 1 0 0 2 0 0 0 0 0 1
Nghost: 3073 ave 3101 max 3037 min
Histogram: 1 0 0 0 0 0 2 0 0 1
Neighs: 0 ave 0 max 0 min
Histogram: 4 0 0 0 0 0 0 0 0 0
FullNghs: 53248 ave 68224 max 41600 min
Histogram: 1 0 0 2 0 0 0 0 0 1
Total # of neighbors = 212992
Ave neighs/atom = 416
Neighbor list builds = 0
Dangerous builds = 0
min_modify dmax 0.2 line quadratic
unfix 1
run 1
Memory usage per processor = 1.72207 Mbytes
Step Temp TotEng PotEng E_vdwl E_coul
3 1 -4.6295965 -4.6297255 -4.6297255 0
4 1 -4.6295965 -4.6297255 -4.6297255 0
Loop time of 0.0159932 on 4 procs for 1 steps with 512 atoms
Pair time (%) = 0.0113423 (70.9195)
Neigh time (%) = 0 (0)
Comm time (%) = 0.00383902 (24.0041)
Outpt time (%) = 0.000667989 (4.17671)
Other time (%) = 0.000143886 (0.899669)
Nlocal: 128 ave 164 max 100 min
Histogram: 1 0 0 2 0 0 0 0 0 1
Nghost: 3073 ave 3101 max 3037 min
Histogram: 1 0 0 0 0 0 2 0 0 1
Neighs: 0 ave 0 max 0 min
Histogram: 4 0 0 0 0 0 0 0 0 0
FullNghs: 53248 ave 68224 max 41600 min
Histogram: 1 0 0 2 0 0 0 0 0 1
Total # of neighbors = 212992
Ave neighs/atom = 416
Neighbor list builds = 0
Dangerous builds = 0
### copy lines after this to any input script for elastic calculations ###
## Elastic constants calculations: strain box, measure box stress
## strain x, measure s_x, s_y, s_z, s_yz:
## calculates C11, C12, C13 and C14
fix 2 all deform 1 x scale 1.0001 remap x
compute perfx all stress/atom pair
compute fx all reduce sum c_perfx[1] c_perfx[2] c_perfx[3] c_perfx[4] c_perfx[5] c_perfx[6]
thermo_style custom step lx ly lz xy xz yz c_fx[1] c_fx[2] c_fx[3] c_fx[4] c_fx[5] c_fx[6]
run 10
Memory usage per processor = 2.17984 Mbytes
Step Lx Ly Lz Xy Xz Yz fx[1] fx[2] fx[3] fx[4] fx[5] fx[6]
4 21.728073 21.728073 21.728073 0 0 0 217976.4 217976.4 217976.4 -5.331517e-06 3.0239293e-06 -4.7684649e-06
5 21.728291 21.728073 21.728073 0 0 0 217976.4 217976.4 217976.4 -4.2797025e-06 2.0730342e-06 -3.2414474e-06
6 21.728508 21.728073 21.728073 0 0 0 364177.1 295296.39 295296.39 6.7462199e-07 1.6210516e-06 -2.8184106e-06
7 21.728725 21.728073 21.728073 0 0 0 510377.09 372612.85 372612.85 -3.9337607e-06 2.4599063e-06 -4.2531358e-06
8 21.728942 21.728073 21.728073 0 0 0 656576.36 449925.76 449925.76 -3.6805931e-06 3.0030584e-06 -2.6648247e-06
9 21.72916 21.728073 21.728073 0 0 0 802774.92 527235.13 527235.13 1.0867248e-05 -8.1694237e-06 -1.7161938e-06
10 21.729377 21.728073 21.728073 0 0 0 948972.76 604540.97 604540.97 -3.2850644e-06 1.3204575e-06 -1.5057612e-06
11 21.729594 21.728073 21.728073 0 0 0 1095169.9 681843.26 681843.26 -3.6006336e-06 2.4158409e-06 -2.7959314e-06
12 21.729811 21.728073 21.728073 0 0 0 1241366.3 759142.02 759142.02 -3.3313125e-06 1.4697892e-06 -2.7046099e-06
13 21.730029 21.728073 21.728073 0 0 0 1387562 836437.23 836437.23 -4.1963855e-06 1.8017491e-06 -2.3957259e-06
14 21.730246 21.728073 21.728073 0 0 0 1533757 913728.91 913728.91 8.2405636e-06 -9.2080568e-06 -2.6979061e-06
Loop time of 0.177429 on 4 procs for 10 steps with 512 atoms
Pair time (%) = 0.121605 (68.5369)
Neigh time (%) = 0 (0)
Comm time (%) = 0.041932 (23.6331)
Outpt time (%) = 0.0134844 (7.59985)
Other time (%) = 0.000408351 (0.230149)
Nlocal: 128 ave 164 max 100 min
Histogram: 1 0 0 2 0 0 0 0 0 1
Nghost: 3073 ave 3101 max 3037 min
Histogram: 1 0 0 0 0 0 2 0 0 1
Neighs: 0 ave 0 max 0 min
Histogram: 4 0 0 0 0 0 0 0 0 0
FullNghs: 53248 ave 68224 max 41600 min
Histogram: 1 0 0 2 0 0 0 0 0 1
Total # of neighbors = 212992
Ave neighs/atom = 416
Neighbor list builds = 0
Dangerous builds = 0
## strain z, measure s_z: calculates C33
fix 2 all deform 1 z scale 1.0001 remap x
compute perfz all stress/atom pair
compute fz all reduce sum c_perfz[1] c_perfz[2] c_perfz[3] c_perfz[4] c_perfz[5] c_perfz[6]
thermo_style custom step lx ly lz xy xz yz c_fz[1] c_fz[2] c_fz[3] c_fz[4] c_fz[5] c_fz[6]
run 10
Memory usage per processor = 2.6376 Mbytes
Step Lx Ly Lz Xy Xz Yz fz[1] fz[2] fz[3] fz[4] fz[5] fz[6]
14 21.730246 21.728073 21.728073 0 0 0 1679951.2 991017.05 991017.05 -4.8604756e-06 3.7251477e-06 -2.9550019e-06
15 21.730246 21.728073 21.728291 0 0 0 1679951.2 991017.05 991017.05 -3.8939866e-06 2.9223391e-06 -2.2819697e-06
16 21.730246 21.728073 21.728508 0 0 0 1757243.6 1068312.4 1137190.1 -3.6671782e-06 -3.9050298e-06 -2.216407e-06
17 21.730246 21.728073 21.728725 0 0 0 1834532.4 1145604.2 1283362.4 -3.9258267e-06 2.221206e-06 -2.1819285e-06
18 21.730246 21.728073 21.728942 0 0 0 1911817.6 1222892.5 1429534 -3.1570557e-06 8.2160424e-07 4.7018758e-06
19 21.730246 21.728073 21.72916 0 0 0 1989099.3 1300177.3 1575704.9 -3.572314e-06 1.2809206e-06 4.3456208e-06
20 21.730246 21.728073 21.729377 0 0 0 2066377.5 1377458.5 1721875.1 -2.6839761e-06 1.8703615e-06 -2.1448559e-06
21 21.730246 21.728073 21.729594 0 0 0 2143652.1 1454736.2 1868044.5 -2.7199703e-06 1.6784208e-06 -2.426873e-06
22 21.730246 21.728073 21.729811 0 0 0 2220923.2 1532010.3 2014213.3 -2.5654468e-06 2.0648963e-06 -1.6998995e-06
23 21.730246 21.728073 21.730029 0 0 0 2298190.7 1609280.9 2160381.3 -3.3044419e-06 2.6103683e-06 -2.5246759e-06
24 21.730246 21.728073 21.730246 0 0 0 2375454.8 1686547.9 2306548.6 -3.5025824e-06 1.2024729e-06 -1.5524318e-06
Loop time of 0.177355 on 4 procs for 10 steps with 512 atoms
Pair time (%) = 0.121552 (68.5361)
Neigh time (%) = 0 (0)
Comm time (%) = 0.0417938 (23.565)
Outpt time (%) = 0.0136406 (7.69114)
Other time (%) = 0.000368536 (0.207795)
Nlocal: 128 ave 164 max 100 min
Histogram: 1 0 0 2 0 0 0 0 0 1
Nghost: 3073 ave 3101 max 3037 min
Histogram: 1 0 0 0 0 0 2 0 0 1
Neighs: 0 ave 0 max 0 min
Histogram: 4 0 0 0 0 0 0 0 0 0
FullNghs: 53248 ave 68224 max 41600 min
Histogram: 1 0 0 2 0 0 0 0 0 1
Total # of neighbors = 212992
Ave neighs/atom = 416
Neighbor list builds = 0
Dangerous builds = 0
## strain yz, measure s_yz: calculates C44
fix 2 all deform 1 yz erate 0.0001 remap x
compute perfyz all stress/atom pair
compute fyz all reduce sum c_perfyz[1] c_perfyz[2] c_perfyz[3] c_perfyz[4] c_perfyz[5] c_perfyz[6]
thermo_style custom step lx ly lz xy xz yz c_fyz[1] c_fyz[2] c_fyz[3] c_fyz[4] c_fyz[5] c_fyz[6]
run 10
Memory usage per processor = 3.09536 Mbytes
Step Lx Ly Lz Xy Xz Yz fyz[1] fyz[2] fyz[3] fyz[4] fyz[5] fyz[6]
24 21.730246 21.728073 21.730246 0 0 0 2452715.2 1763811.4 2452715.2 -2.4048644e-06 3.3513607e-06 -2.8722185e-06
25 21.730246 21.728073 21.730246 0 0 4.3460492e-07 2452715.2 1763811.4 2452715.2 -2.481322e-06 3.6480379e-06 -3.1092437e-06
26 21.730246 21.728073 21.730246 0 0 8.6920984e-07 2452715.2 1763811.4 2452715.2 -3.0751506e-06 5.8376744e-06 243.65136
27 21.730246 21.728073 21.730246 0 0 1.3038148e-06 2452715.2 1763811.4 2452715.2 -2.7247323e-06 2.3340173e-06 487.30277
28 21.730246 21.728073 21.730246 0 0 1.7384197e-06 2452715.2 1763811.4 2452715.2 -2.8719517e-06 4.5249397e-06 730.95419
29 21.730246 21.728073 21.730246 0 0 2.1730246e-06 2452715.2 1763811.4 2452715.2 -2.6310243e-06 -6.3464035e-07 974.60551
30 21.730246 21.728073 21.730246 0 0 2.6076295e-06 2452715.2 1763811.4 2452715.2 -2.5635976e-06 3.5771871e-06 1218.2569
31 21.730246 21.728073 21.730246 0 0 3.0422344e-06 2452715.2 1763811.4 2452715.2 -3.2260573e-06 2.5233788e-06 1461.9083
32 21.730246 21.728073 21.730246 0 0 3.4768394e-06 2452715.2 1763811.4 2452715.2 -3.0611909e-06 3.1329051e-06 1705.5598
33 21.730246 21.728073 21.730246 0 0 3.9114443e-06 2452715.2 1763811.4 2452715.2 -2.6095826e-06 1.3805022e-06 1949.2111
34 21.730246 21.728073 21.730246 0 0 4.3460492e-06 2452715.2 1763811.4 2452715.2 -2.8236839e-06 1.8352159e-06 2192.8625
Loop time of 0.177727 on 4 procs for 10 steps with 512 atoms
Pair time (%) = 0.12163 (68.4366)
Neigh time (%) = 0 (0)
Comm time (%) = 0.0418997 (23.5754)
Outpt time (%) = 0.013804 (7.76697)
Other time (%) = 0.000392795 (0.221011)
Nlocal: 128 ave 164 max 100 min
Histogram: 1 0 0 2 0 0 0 0 0 1
Nghost: 3073 ave 3101 max 3037 min
Histogram: 1 0 0 0 0 0 2 0 0 1
Neighs: 0 ave 0 max 0 min
Histogram: 4 0 0 0 0 0 0 0 0 0
FullNghs: 53248 ave 68224 max 41600 min
Histogram: 1 0 0 2 0 0 0 0 0 1
Total # of neighbors = 212992
Ave neighs/atom = 416
Neighbor list builds = 0
Dangerous builds = 0
## strain xy, measure s_xy: calculates C66
fix 2 all deform 1 xy erate 0.0001 remap x
compute perfxy all stress/atom pair
compute fxy all reduce sum c_perfxy[1] c_perfxy[2] c_perfxy[3] c_perfxy[4] c_perfxy[5] c_perfxy[6]
thermo_style custom step lx ly lz xy xz yz c_fxy[1] c_fxy[2] c_fxy[3] c_fxy[4] c_fxy[5] c_fxy[6]
run 10
Memory usage per processor = 3.55313 Mbytes
Step Lx Ly Lz Xy Xz Yz fxy[1] fxy[2] fxy[3] fxy[4] fxy[5] fxy[6]
34 21.730246 21.728073 21.730246 0 0 4.3460492e-06 2452715.2 1763811.4 2452715.2 -2.4937771e-06 4.8352356e-06 2436.5139
35 21.730246 21.728073 21.730246 4.3456146e-07 0 4.3460492e-06 2452715.2 1763811.4 2452715.2 -2.6268441e-06 5.4186954e-06 2436.5139
36 21.730246 21.728073 21.730246 8.6912293e-07 0 4.3460492e-06 2452715.2 1763811.4 2452715.2 243.63758 -0.00012459169 2436.5139
37 21.730246 21.728073 21.730246 1.3036844e-06 0 4.3460492e-06 2452715.2 1763811.4 2452715.2 487.27522 -0.00025416174 2436.5139
38 21.730246 21.728073 21.730246 1.7382459e-06 0 4.3460492e-06 2452715.2 1763811.4 2452715.2 730.91286 -0.00038484627 2436.5139
39 21.730246 21.728073 21.730246 2.1728073e-06 0 4.3460492e-06 2452715.2 1763811.4 2452715.2 974.55045 -0.00051633193 2436.5138
40 21.730246 21.728073 21.730246 2.6073688e-06 0 4.3460492e-06 2452715.2 1763811.4 2452715.2 1218.188 -0.00064696028 2436.5138
41 21.730246 21.728073 21.730246 3.0419303e-06 0 4.3460492e-06 2452715.2 1763811.4 2452715.2 1461.8257 -0.00077648633 2436.5139
42 21.730246 21.728073 21.730246 3.4764917e-06 0 4.3460492e-06 2452715.2 1763811.4 2452715.2 1705.4633 -0.00090632398 2436.5138
43 21.730246 21.728073 21.730246 3.9110532e-06 0 4.3460492e-06 2452715.2 1763811.4 2452715.2 1949.1009 -0.0010366567 2436.5138
44 21.730246 21.728073 21.730246 4.3456146e-06 0 4.3460492e-06 2452715.2 1763811.4 2452715.2 2192.7385 -0.0011656542 2436.5138
Loop time of 0.165732 on 4 procs for 10 steps with 512 atoms
Pair time (%) = 0.121818 (73.5031)
Neigh time (%) = 0 (0)
Comm time (%) = 0.0296696 (17.9022)
Outpt time (%) = 0.0138543 (8.35943)
Other time (%) = 0.000389934 (0.235279)
Nlocal: 128 ave 152 max 112 min
Histogram: 2 0 0 0 0 0 1 0 0 1
Nghost: 3073 ave 3089 max 3049 min
Histogram: 1 0 0 0 1 0 0 0 0 2
Neighs: 0 ave 0 max 0 min
Histogram: 4 0 0 0 0 0 0 0 0 0
FullNghs: 53248 ave 63232 max 46592 min
Histogram: 2 0 0 0 0 0 1 0 0 1
Total # of neighbors = 212992
Ave neighs/atom = 416
Neighbor list builds = 0
Dangerous builds = 0
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