lammps/examples/reax/ci-reaxFF/log.8Mar18.ci-reax.CH.g++.4

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LAMMPS (8 Mar 2018)
using 1 OpenMP thread(s) per MPI task
#ci-reax potential for CH systems with tabulated ZBL correction
atom_style charge
units real
read_data CH4.dat
orthogonal box = (0 0 0) to (20 20 20)
1 by 2 by 2 MPI processor grid
reading atoms ...
315 atoms
reading velocities ...
315 velocities
pair_style hybrid/overlay reax/c control checkqeq no table linear 11000
pair_coeff * * reax/c ffield.ci-reax.CH C H
Reading potential file ffield.ci-reax.CH with DATE: 2017-11-20
pair_coeff 1 1 table ci-reaxFF_ZBL.dat CC_cireaxFF
WARNING: 2 of 10000 force values in table are inconsistent with -dE/dr.
Should only be flagged at inflection points (../pair_table.cpp:481)
pair_coeff 1 2 table ci-reaxFF_ZBL.dat CH_cireaxFF
WARNING: 2 of 11000 force values in table are inconsistent with -dE/dr.
Should only be flagged at inflection points (../pair_table.cpp:481)
pair_coeff 2 2 table ci-reaxFF_ZBL.dat HH_cireaxFF
WARNING: 2 of 6000 force values in table are inconsistent with -dE/dr.
Should only be flagged at inflection points (../pair_table.cpp:481)
timestep 0.25
fix 1 all nve
fix 2 all temp/berendsen 500.0 500.0 100.0
#dump 1 all atom 30 dump.ci-reax.lammpstrj
run 3000
WARNING: Total cutoff < 2*bond cutoff. May need to use an increased neighbor list skin. (../pair_reaxc.cpp:392)
Neighbor list info ...
update every 1 steps, delay 10 steps, check yes
max neighbors/atom: 2000, page size: 100000
master list distance cutoff = 9.5
ghost atom cutoff = 9.5
binsize = 4.75, bins = 5 5 5
2 neighbor lists, perpetual/occasional/extra = 2 0 0
(1) pair reax/c, perpetual
attributes: half, newton off, ghost
pair build: half/bin/newtoff/ghost
stencil: half/ghost/bin/3d/newtoff
bin: standard
(2) pair table, 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) = 24.48 | 25.61 | 27.27 Mbytes
Step Temp E_pair E_mol TotEng Press
0 508.42043 -28736.654 0 -28260.785 1678.3276
3000 480.41333 -28707.835 0 -28258.181 -3150.0762
Loop time of 24.7034 on 4 procs for 3000 steps with 315 atoms
Performance: 2.623 ns/day, 9.149 hours/ns, 121.441 timesteps/s
95.8% CPU use with 4 MPI tasks x 1 OpenMP threads
MPI task timing breakdown:
Section | min time | avg time | max time |%varavg| %total
---------------------------------------------------------------
Pair | 18.945 | 21.367 | 24.046 | 39.3 | 86.49
Neigh | 0.1456 | 0.15254 | 0.16101 | 1.6 | 0.62
Comm | 0.39168 | 3.0859 | 5.5185 | 103.9 | 12.49
Output | 3.5763e-05 | 4.065e-05 | 5.2452e-05 | 0.0 | 0.00
Modify | 0.05831 | 0.068811 | 0.077666 | 2.9 | 0.28
Other | | 0.0292 | | | 0.12
Nlocal: 78.75 ave 96 max 65 min
Histogram: 2 0 0 0 0 0 0 1 0 1
Nghost: 1233 ave 1348 max 1116 min
Histogram: 1 0 1 0 0 0 0 1 0 1
Neighs: 9467.25 ave 12150 max 7160 min
Histogram: 1 1 0 0 0 0 0 1 0 1
Total # of neighbors = 37869
Ave neighs/atom = 120.219
Neighbor list builds = 37
Dangerous builds = 0
Please see the log.cite file for references relevant to this simulation
Total wall time: 0:00:24