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lammps/examples/peri/log.6Jul17.peri.lps.g++.4
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LAMMPS (6 Jul 2017)
using 1 OpenMP thread(s) per MPI task
# small Peridynamic cylinder hit by projectile
units si
boundary s s s
atom_style peri
atom_modify map array
neighbor 0.0010 bin
# small target
lattice sc 0.0005
Lattice spacing in x,y,z = 0.0005 0.0005 0.0005
region target cylinder y 0.0 0.0 0.0050 -0.0050 0.0 units box
create_box 1 target
Created orthogonal box = (-0.005 -0.005 -0.005) to (0.005 0 0.005)
2 by 1 by 2 MPI processor grid
create_atoms 1 region target
Created 3487 atoms
pair_style peri/lps
pair_coeff * * 14.9e9 14.9e9 0.0015001 0.0005 0.25
set group all density 2200
3487 settings made for density
set group all volume 1.25e-10
3487 settings made for volume
velocity all set 0.0 0.0 0.0 sum no units box
fix 1 all nve
# spherical indenter to shatter target
variable y0 equal 0.00155
variable vy equal -100
variable y equal "v_y0 + step*dt*v_vy"
fix 2 all indent 1e17 sphere 0.0000 v_y 0.0000 0.0015 units box
compute 1 all damage/atom
timestep 1.0e-7
thermo 100
#dump 1 all custom 100 dump.peri id type x y z c_1
#dump 2 all image 50 image.*.jpg type type # axes yes 0.8 0.02 view 80 -30 adiam 0.0006
#dump_modify 2 pad 4
#dump 3 all movie 50 movie.mpg type type # axes yes 0.8 0.02 view 80 -30 adiam 0.0006
#dump_modify 3 pad 4
run 1000
Neighbor list info ...
update every 1 steps, delay 10 steps, check yes
max neighbors/atom: 2000, page size: 100000
master list distance cutoff = 0.0025001
ghost atom cutoff = 0.0025001
binsize = 0.00125005, bins = 9 5 9
2 neighbor lists, perpetual/occasional/extra = 1 1 0
(1) pair peri/lps, perpetual
attributes: half, newton on
pair build: half/bin/atomonly/newton
stencil: half/bin/3d/newton
bin: standard
(2) fix PERI_NEIGH, occasional
attributes: full, newton on
pair build: full/bin/atomonly
stencil: full/bin/3d
bin: standard
Peridynamic bonds:
total # of bonds = 335966
bonds/atom = 96.3482
Per MPI rank memory allocation (min/avg/max) = 29.4 | 29.66 | 29.76 Mbytes
Step Temp E_pair E_mol TotEng Press Volume
0 0 0 0 0 0 5.0030006e-07
100 1.684629e+24 133446.65 0 255067.11 1.6206343e+11 5.0030006e-07
200 1.1380148e+27 684478.05 0 82842557 9.9178307e+13 5.5225839e-07
300 2.5659218e+27 5944645.9 0 1.9118934e+08 1.6231114e+14 7.6086254e-07
400 2.9916164e+27 13677434 0 2.2965481e+08 1.4081705e+14 1.0224963e-06
500 3.3570343e+27 11130894 0 2.5348933e+08 1.2577633e+14 1.2846002e-06
600 3.9506165e+27 6986672.5 0 2.9219831e+08 1.2659956e+14 1.5019096e-06
700 7.8366157e+27 11716082 0 5.7747436e+08 1.9480124e+14 1.9361899e-06
800 8.2483231e+27 4671647.2 0 6.0015282e+08 1.7040064e+14 2.3297298e-06
900 8.2720965e+27 1249680.9 0 5.9844715e+08 1.4117116e+14 2.8202052e-06
1000 8.2441489e+27 2277476.2 0 5.9745729e+08 1.2346524e+14 3.213751e-06
Loop time of 23.2656 on 4 procs for 1000 steps with 3487 atoms
99.2% CPU use with 4 MPI tasks x 1 OpenMP threads
MPI task timing breakdown:
Section | min time | avg time | max time |%varavg| %total
---------------------------------------------------------------
Pair | 20.801 | 21.119 | 21.525 | 6.3 | 90.78
Neigh | 0.13851 | 0.18557 | 0.22747 | 8.5 | 0.80
Comm | 1.5175 | 1.8689 | 2.1386 | 18.0 | 8.03
Output | 0.00049806 | 0.00059026 | 0.00071931 | 0.0 | 0.00
Modify | 0.063441 | 0.066235 | 0.069135 | 0.9 | 0.28
Other | | 0.02496 | | | 0.11
Nlocal: 871.75 ave 939 max 805 min
Histogram: 1 0 0 0 1 1 0 0 0 1
Nghost: 1343.25 ave 1410 max 1276 min
Histogram: 1 0 0 0 1 1 0 0 0 1
Neighs: 144142 ave 176488 max 113797 min
Histogram: 1 0 1 0 0 0 1 0 0 1
FullNghs: 302269 ave 346070 max 260820 min
Histogram: 1 0 0 0 2 0 0 0 0 1
Total # of neighbors = 1209076
Ave neighs/atom = 346.738
Neighbor list builds = 37
Dangerous builds = 0
Please see the log.cite file for references relevant to this simulation
Total wall time: 0:00:23
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