lammps/examples/TIP4P/gpu_dump/log.19Dec19.tip4p.g++.1.gtx...

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LAMMPS (30 Oct 2019)
package gpu 1
#
units real
boundary p p p
atom_style full
bond_style harmonic
angle_style harmonic
atom_modify map array
pair_style lj/cut/tip4p/long 1 2 1 1 0.1546 9.0 9.0
pair_modify table 0
#long-range solver for TIP4P from module KSPACE works on CPU
suffix off
newton on
kspace_style pppm/tip4p 1.0e-5
suffix on
read_data data.spce
orthogonal box = (0.02645 0.02645 0.02641) to (35.5328 35.5328 35.4736)
1 by 1 by 1 MPI processor grid
reading atoms ...
4500 atoms
scanning bonds ...
2 = max bonds/atom
scanning angles ...
1 = max angles/atom
reading bonds ...
3000 bonds
reading angles ...
1500 angles
2 = max # of 1-2 neighbors
1 = max # of 1-3 neighbors
1 = max # of 1-4 neighbors
2 = max # of special neighbors
special bonds CPU = 0.000921346 secs
read_data CPU = 0.0115216 secs
pair_coeff * * 0.0 0.0
pair_coeff 1 1 0.1852 3.1589
bond_coeff 1 0.0 0.9572
angle_coeff 1 0.0 104.52
group water type 1 2
4500 atoms in group water
#maintain the water molecule rigid
fix 1 water shake 1.0e-4 200 0 b 1 a 1
0 = # of size 2 clusters
0 = # of size 3 clusters
0 = # of size 4 clusters
1500 = # of frozen angles
fix 2 water nve
thermo 100
thermo_style custom step etotal ke pe temp evdwl ecoul elong press
thermo_modify format float "%.15g"
velocity water create 300 123
if $(is_active(package,gpu)) then "dump 11 all custom 1 dump.force_gpu id type x y z fx fy fz" else "dump 11 all custom 1 dump.force_cpu id type x y z fx fy fz"
if 1 then "dump 11 all custom 1 dump.force_gpu id type x y z fx fy fz" else "dump 11 all custom 1 dump.force_cpu id type x y z fx fy fz"
dump 11 all custom 1 dump.force_gpu id type x y z fx fy fz
dump_modify 11 sort id
timestep 1
run 1
PPPM initialization ...
extracting TIP4P info from pair style
using polynomial approximation for long-range coulomb (../kspace.cpp:323)
G vector (1/distance) = 0.342797
grid = 36 36 36
stencil order = 5
estimated absolute RMS force accuracy = 0.00261362
estimated relative force accuracy = 7.87083e-06
using double precision KISS FFT
3d grid and FFT values/proc = 79507 46656
WARNING: Increasing communication cutoff for TIP4P GPU style (../pair_lj_cut_tip4p_long_gpu.cpp:220)
Per MPI rank memory allocation (min/avg/max) = 25.12 | 25.12 | 25.12 Mbytes
Step TotEng KinEng PotEng Temp E_vdwl E_coul E_long Press
0 -6581.10980534572 2681.834801985 -9262.94460733072 300 3652.169187345 90723.8782743551 -103638.992069031 20828.2770003278
1 -6293.09711304691 1787.55263217221 -8080.64974521913 199.96227554909 3652.6653755458 91910.2042281137 -103643.519348879 20986.203781307
Loop time of 0.0230916 on 1 procs for 1 steps with 4500 atoms
Performance: 3.742 ns/day, 6.414 hours/ns, 43.306 timesteps/s
103.9% CPU use with 1 MPI tasks x no OpenMP threads
MPI task timing breakdown:
Section | min time | avg time | max time |%varavg| %total
---------------------------------------------------------------
Pair | 0.000606 | 0.000606 | 0.000606 | 0.0 | 2.62
Bond | 1.682e-06 | 1.682e-06 | 1.682e-06 | 0.0 | 0.01
Kspace | 0.012588 | 0.012588 | 0.012588 | 0.0 | 54.51
Neigh | 0 | 0 | 0 | 0.0 | 0.00
Comm | 0.00015025 | 0.00015025 | 0.00015025 | 0.0 | 0.65
Output | 0.0093124 | 0.0093124 | 0.0093124 | 0.0 | 40.33
Modify | 0.00039674 | 0.00039674 | 0.00039674 | 0.0 | 1.72
Other | | 3.623e-05 | | | 0.16
Nlocal: 4500 ave 4500 max 4500 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost: 16834 ave 16834 max 16834 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs: 0 ave 0 max 0 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Total # of neighbors = 0
Ave neighs/atom = 0
Ave special neighs/atom = 2
Neighbor list builds = 0
Dangerous builds = 0
Please see the log.cite file for references relevant to this simulation
Total wall time: 0:00:00