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lammps/bench/POTENTIALS/log.9Oct20.meam.4

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LAMMPS (9 Oct 2020)
using 1 OpenMP thread(s) per MPI task
# bulk Ni in MEAM
units metal
atom_style atomic
lattice fcc 3.52
Lattice spacing in x,y,z = 3.5200000 3.5200000 3.5200000
region box block 0 20 0 20 0 20
create_box 1 box
Created orthogonal box = (0.0000000 0.0000000 0.0000000) to (70.400000 70.400000 70.400000)
1 by 2 by 2 MPI processor grid
create_atoms 1 box
Created 32000 atoms
create_atoms CPU = 0.001 seconds
pair_style meam
pair_coeff * * library.meam Ni4 Ni.meam Ni4
Reading potential file library.meam with DATE: 2012-06-29
Reading potential file Ni.meam with DATE: 2007-06-11
velocity all create 1600.0 376847 loop geom
neighbor 1.0 bin
neigh_modify delay 5 every 1
fix 1 all nve
timestep 0.005
thermo 50
run 100
Neighbor list info ...
update every 1 steps, delay 5 steps, check yes
max neighbors/atom: 2000, page size: 100000
master list distance cutoff = 5
ghost atom cutoff = 5
binsize = 2.5, bins = 29 29 29
2 neighbor lists, perpetual/occasional/extra = 2 0 0
(1) pair meam, perpetual
attributes: full, newton on
pair build: full/bin/atomonly
stencil: full/bin/3d
bin: standard
(2) pair meam, perpetual, half/full from (1)
attributes: half, newton on
pair build: halffull/newton
stencil: none
bin: none
Per MPI rank memory allocation (min/avg/max) = 17.42 | 17.42 | 17.42 Mbytes
Step Temp E_pair E_mol TotEng Press
0 1600 -142400 0 -135782.09 20259.18
50 885.10702 -139411.51 0 -135750.54 32425.431
100 895.50973 -139454.3 0 -135750.3 31804.185
Loop time of 6.34746 on 4 procs for 100 steps with 32000 atoms
Performance: 6.806 ns/day, 3.526 hours/ns, 15.754 timesteps/s
98.0% CPU use with 4 MPI tasks x 1 OpenMP threads
MPI task timing breakdown:
Section | min time | avg time | max time |%varavg| %total
---------------------------------------------------------------
Pair | 6.0585 | 6.1109 | 6.1535 | 1.4 | 96.27
Neigh | 0.11286 | 0.11651 | 0.12455 | 1.4 | 1.84
Comm | 0.058046 | 0.099641 | 0.15569 | 11.7 | 1.57
Output | 9.0122e-05 | 0.00016046 | 0.0003624 | 0.0 | 0.00
Modify | 0.010822 | 0.011674 | 0.014224 | 1.4 | 0.18
Other | | 0.008601 | | | 0.14
Nlocal: 8000.00 ave 8045 max 7947 min
Histogram: 1 0 0 1 0 0 0 1 0 1
Nghost: 6066.75 ave 6120 max 6021 min
Histogram: 1 0 1 0 0 0 1 0 0 1
Neighs: 195090.0 ave 196403 max 193697 min
Histogram: 1 0 0 1 0 0 0 1 0 1
FullNghs: 390180.0 ave 392616 max 387490 min
Histogram: 1 0 0 1 0 0 0 1 0 1
Total # of neighbors = 1560720
Ave neighs/atom = 48.772500
Neighbor list builds = 8
Dangerous builds = 0
Total wall time: 0:00:06