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