lammps/bench/POTENTIALS/log.16Mar18.eim.1

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LAMMPS (16 Mar 2018)
OMP_NUM_THREADS environment is not set. Defaulting to 1 thread. (../comm.cpp:90)
using 1 OpenMP thread(s) per MPI task
# EIM benchmark
# if run long enough (e.g. 1M steps), the unstable CsCl form of a NaCl single
# crystal can be annealed to the correct NaCl type of NaCl polycrystals
units metal
atom_style atomic
read_data data.eim
orthogonal box = (-0.5 -0.5 -0.5) to (71.58 143.66 71.58)
1 by 1 by 1 MPI processor grid
reading atoms ...
32000 atoms
reading velocities ...
32000 velocities
pair_style eim
pair_coeff * * Na Cl ffield.eim Na Cl
neighbor 0.3 bin
neigh_modify delay 0 every 1
timestep 0.0005
thermo_style custom step pe pxx pyy pzz temp
velocity all create 1400.0 43454 dist gaussian mom yes
fix int all npt temp 1400.0 1400.0 0.1 aniso 0.0 0.0 0.1
# anneal in much longer run
#fix int all npt temp 1400.0 300.0 0.1 aniso 0.0 0.0 0.1
run 100
Neighbor list info ...
update every 1 steps, delay 0 steps, check yes
max neighbors/atom: 2000, page size: 100000
master list distance cutoff = 7.906
ghost atom cutoff = 7.906
binsize = 3.953, bins = 19 37 19
1 neighbor lists, perpetual/occasional/extra = 1 0 0
(1) pair eim, perpetual
attributes: half, newton on
pair build: half/bin/atomonly/newton
stencil: half/bin/3d/newton
bin: standard
Per MPI rank memory allocation (min/avg/max) = 17.72 | 17.72 | 17.72 Mbytes
Step PotEng Pxx Pyy Pzz Temp
0 -90567.58 -117883.6 -118039.81 -117894.07 1400
100 -91997.012 -4104.7052 -4138.276 -4145.8936 944.10136
Loop time of 11.4536 on 1 procs for 100 steps with 32000 atoms
Performance: 0.377 ns/day, 63.631 hours/ns, 8.731 timesteps/s
99.8% CPU use with 1 MPI tasks x 1 OpenMP threads
MPI task timing breakdown:
Section | min time | avg time | max time |%varavg| %total
---------------------------------------------------------------
Pair | 9.8277 | 9.8277 | 9.8277 | 0.0 | 85.80
Neigh | 1.484 | 1.484 | 1.484 | 0.0 | 12.96
Comm | 0.028584 | 0.028584 | 0.028584 | 0.0 | 0.25
Output | 0.00023127 | 0.00023127 | 0.00023127 | 0.0 | 0.00
Modify | 0.09791 | 0.09791 | 0.09791 | 0.0 | 0.85
Other | | 0.0152 | | | 0.13
Nlocal: 32000 ave 32000 max 32000 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 21505 ave 21505 max 21505 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 1.5839e+06 ave 1.5839e+06 max 1.5839e+06 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 1583901
Ave neighs/atom = 49.4969
Neighbor list builds = 37
Dangerous builds = 12
Total wall time: 0:00:11