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lammps/examples/peri/log.6Jul17.peri.eps.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/eps
pair_coeff * * 14.9e9 14.9e9 0.0015001 0.0005 0.25 10.0e8
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/eps, 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) = 44.77 | 45.04 | 45.14 Mbytes
Step Temp E_pair E_mol TotEng Press Volume
0 0 0 0 0 0 5.0030006e-07
100 8.3466308e+24 247103.03 0 849681.45 8.0295601e+11 5.0030006e-07
200 1.1784921e+27 1098605.6 0 86178912 1.0246967e+14 5.5353162e-07
300 2.6263212e+27 4118581.6 0 1.9372377e+08 1.662415e+14 7.6036043e-07
400 3.3085888e+27 9397203.3 0 2.4825816e+08 1.561692e+14 1.0196674e-06
500 3.9151799e+27 18408722 0 3.0106204e+08 1.5298661e+14 1.2317127e-06
600 6.2936721e+27 11346143 0 4.6571282e+08 1.9645007e+14 1.5419242e-06
700 1.2721597e+28 3830223.2 0 9.2225588e+08 3.0235577e+14 2.0250441e-06
800 1.3190107e+28 2831668.7 0 9.5508099e+08 2.4853932e+14 2.5542553e-06
900 1.3166045e+28 1911869.3 0 9.524241e+08 1.9729649e+14 3.2117896e-06
1000 1.3159578e+28 1995833.9 0 9.5204114e+08 1.6722163e+14 3.7875695e-06
Loop time of 29.6266 on 4 procs for 1000 steps with 3487 atoms
98.8% CPU use with 4 MPI tasks x 1 OpenMP threads
MPI task timing breakdown:
Section | min time | avg time | max time |%varavg| %total
---------------------------------------------------------------
Pair | 25.905 | 26.18 | 26.326 | 3.2 | 88.37
Neigh | 0.15352 | 0.1872 | 0.22394 | 7.6 | 0.63
Comm | 3.0374 | 3.1471 | 3.3731 | 7.5 | 10.62
Output | 0.00047588 | 0.00062978 | 0.00097752 | 0.0 | 0.00
Modify | 0.073521 | 0.081854 | 0.093222 | 2.7 | 0.28
Other | | 0.02989 | | | 0.10
Nlocal: 871.75 ave 908 max 838 min
Histogram: 1 0 0 0 1 1 0 0 0 1
Nghost: 1368.25 ave 1402 max 1332 min
Histogram: 1 0 0 0 1 1 0 0 0 1
Neighs: 142294 ave 159233 max 124729 min
Histogram: 2 0 0 0 0 0 0 0 0 2
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 = 40
Dangerous builds = 0
Please see the log.cite file for references relevant to this simulation
Total wall time: 0:00:29
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