LAMMPS (27 Nov 2018) 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 Time spent = 0.000587225 secs 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 2.3613868e+26 2297417.8 0 19345263 2.2716828e+13 5.0030006e-07 200 3.9573281e+27 28896934 0 3.1459311e+08 3.6928392e+14 5.1576607e-07 300 8.7809254e+27 38915502 0 6.7284747e+08 6.4053658e+14 6.5979263e-07 400 1.3210949e+28 35344681 0 9.8909868e+08 7.0953264e+14 8.9613355e-07 500 1.7324732e+28 21092574 0 1.2718379e+09 7.4083646e+14 1.1255254e-06 600 2.1194595e+28 11349855 0 1.5414769e+09 6.6250164e+14 1.5397467e-06 700 2.316318e+28 2515600.8 0 1.6747631e+09 5.0111859e+14 2.2246862e-06 800 2.363319e+28 1731461.2 0 1.7079109e+09 4.0277805e+14 2.8240193e-06 900 2.3668922e+28 870525.69 0 1.7096296e+09 3.1718257e+14 3.5915363e-06 1000 2.3654433e+28 789707.52 0 1.7085028e+09 2.5538989e+14 4.4577935e-06 Loop time of 5.11902 on 4 procs for 1000 steps with 3487 atoms 90.5% CPU use with 4 MPI tasks x 1 OpenMP threads MPI task timing breakdown: Section | min time | avg time | max time |%varavg| %total --------------------------------------------------------------- Pair | 3.1161 | 3.9019 | 4.7582 | 30.3 | 76.22 Neigh | 0.0701 | 0.080061 | 0.089326 | 3.0 | 1.56 Comm | 0.22296 | 1.0644 | 1.8357 | 57.0 | 20.79 Output | 0.00028729 | 0.00058514 | 0.0013847 | 0.0 | 0.01 Modify | 0.041605 | 0.043229 | 0.044626 | 0.6 | 0.84 Other | | 0.02887 | | | 0.56 Nlocal: 871.75 ave 947 max 799 min Histogram: 2 0 0 0 0 0 0 0 0 2 Nghost: 1011 ave 1087 max 936 min Histogram: 2 0 0 0 0 0 0 0 0 2 Neighs: 91271.8 ave 92650 max 90045 min Histogram: 1 1 0 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 = 24 Dangerous builds = 0 Please see the log.cite file for references relevant to this simulation Total wall time: 0:00:05