Initializing AMReX (26.09-180-g763b7185b24b)... MPI initialized with 2 MPI processes MPI initialized with thread support level 0 Initializing CUDA... CUDA initialized with 1 device. AMReX (26.09-180-g763b7185b24b) initialized Successfully read inputs file ... AMReX git describe: 26.09-180-g763b7185b2 Nyx git describe: 26.09 Nyx::hydro_tile_size unset, using fabarray.mfiter_tile_size default: (1024000,1024000,1024000) Suggested default for currently compiled CPU / GPU: nyx.hydro_tile_size=(1048576,1048576,1048576) Nyx::sundials_tile_size unset, using fabarray.mfiter_tile_size default: (1024000,1024000,1024000) Suggested default for currently compiled CPU / GPU: nyx.sundials_tile_size=(1048576,1048576,1048576) Nyx::setting init_sb_vels to 0 since do_santa_barbara = 0 Successfully read inputs file ... Getting Gconst from nyx_constants: 4.300927161e-09 Using -5.404704468e-08 for 4 pi G in Gravity.cpp Initializing the data at level 0 ... setting particle_initrandom_mass to 2.123188769e+11 by dividing 8.696581196e+14 by 4096 Initializing DM particles from "particle_file.2line" ... Redistributing from processor 0 to 0 Redistributing from processor 1 to 1 Total number of particles: 16 Average dm density 0.0048828125 Average total density 0.0048828125 Done initializing the level 0 data ...estdt from particles at level 0: 0.003125 Nyx::est_time_step at level 0: estdt = 0.003125 Integrating a from time 0 by dt = 0.003125 Old / new A time 0 0.003125 Old / new A 1 1 Old / new z 0 0 grid_places() time: 0.005649432 new finest: 1 Initializing the data at level 1 BA SIZE 0 FLEV 1 Calling redistribute because the size of BoxArray changed Done initializing the level 1 data grid_places() time: 0.011815042 new finest: 2 Initializing the data at level 2 BA SIZE 2 FLEV 2 Calling redistribute because the size of BoxArray changed Done initializing the level 2 data Now regridding at level lbase = 0 grid_places() time: 0.039949182 new finest: 2 Initializing the data at level 1 Calling redistribute because BoxArray changed Done initializing the level 1 data Initializing the data at level 2 Calling redistribute because BoxArray changed Done initializing the level 2 data NOT calling redistribute because NOT changed STEP = 0 TIME = 0 : REGRID with lbase = 0 Level 1 8 grids 32768 cells 100 % of domain smallest grid: 16 x 16 x 16 biggest grid: 16 x 16 x 16 Level 2 40 grids 53248 cells 20.3125 % of domain smallest grid: 8 x 8 x 8 biggest grid: 16 x 16 x 16 Now regridding at level lbase = 0 grid_places() time: 0.052453544 new finest: 2 Regridding at level lbase = 0 but grids unchanged Setting the current time in the state data to 0 Setting the current time in the state data to 0 Setting the current time in the state data to 0 NOT calling redistribute because NOT changed Gravity ... defining average density in Gravity::set_mass_offset to be 0.0048828125 Gravity ... multilevel solve for new phi at base level 0 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 7.676236084e-19, 5.17689733e-13 MLMG: Timers: Solve = 0.700849017 Iter = 0.633710211 Bottom = 0.004494676 Average dm density 0.0048828125 Average total density 0.0048828125 INITIAL GRIDS Level 0 2 grids 4096 cells 100 % of domain smallest grid: 16 x 16 x 8 biggest grid: 16 x 16 x 8 Level 1 8 grids 32768 cells 100 % of domain smallest grid: 16 x 16 x 16 biggest grid: 16 x 16 x 16 Level 2 40 grids 53248 cells 20.3125 % of domain smallest grid: 8 x 8 x 8 biggest grid: 16 x 16 x 16 PLOTFILE: file = Part-2line-nbody_plt00000 Output file Part-2line-nbody_plt00000.temp at time 1.000000 and step 0 Write plotfile time = 0.256906132 seconds ...there are no particles at level 0 Nyx::est_time_step at level 0: estdt = 1e+200 ...there are no particles at level 1 Nyx::est_time_step at level 1: estdt = 1e+200 ...estdt from particles at level 2: 0.00078125 Nyx::est_time_step at level 2: estdt = 0.00078125 Re-integrating a from time 0 by dt = 0.003125 Old / new A time 0 0.003125 Old / new A 1 1 Old / new z 0 0 [Level 0 step 1] ADVANCE at time 0 with dt = 0.003125 Gravity ... multilevel solve for old phi at base level 0 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 7.669883337e-19, 5.172613001e-13 MLMG: Timers: Solve = 0.689745544 Iter = 0.631729871 Bottom = 0.004251729 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 0 ... solve for phi at level 0 ... subtracting average density from RHS in solve ... 0.0048828125 ... subtracting 0 to ensure solvability MLMG: Initial rhs = 6.729490427e-08 MLMG: Initial residual (resid0) = 5.789252198e-08 MLMG: Final Iter. 7 resid, resid/bnorm = 2.438528446e-21, 3.623645018e-14 MLMG: Timers: Solve = 0.101037097 Iter = 0.094089099 Bottom = 0.002815098 moveKick ... updating velocity only [Level 0 step 1] Advanced 4096 cells [Level 1 step 1] ADVANCE at time 0 with dt = 0.0015625 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 5.402065453e-07 MLMG: Initial residual (resid0) = 4.573042079e-07 MLMG: Final Iter. 7 resid, resid/bnorm = 1.614253305e-20, 2.988215007e-14 MLMG: Timers: Solve = 0.126833593 Iter = 0.116765929 Bottom = 0.002821395 moveKick ... updating velocity only [Level 1 step 1] Advanced 32768 cells [Level 2 step 1] ADVANCE at time 0 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 1.578173705e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 3.425964962e-19, 1.547757056e-13 MLMG: Timers: Solve = 0.195956134 Iter = 0.170751496 Bottom = 0.039603609 moveKick ... updating velocity only [Level 2 step 1] Advanced 53248 cells [Level 2 step 2] ADVANCE at time 0.00078125 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 2.213503049e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 1.927047518e-19, 8.705872436e-14 MLMG: Timers: Solve = 0.218724624 Iter = 0.193494619 Bottom = 0.046497372 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 2.097025334e-06 MLMG: Final Iter. 8 resid, resid/resid0 = 6.110434884e-19, 2.9138584e-13 MLMG: Timers: Solve = 0.195649554 Iter = 0.170342334 Bottom = 0.039433677 moveKick ... updating velocity only [Level 2 step 2] Advanced 53248 cells [Level 1 step 2] ADVANCE at time 0.0015625 with dt = 0.0015625 Gravity ... multilevel solve for old phi at base level 1 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 1.727766784e-19, 1.165215758e-13 MLMG: Timers: Solve = 0.506700441 Iter = 0.458893724 Bottom = 0.003848625 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.851174617e-07 MLMG: Initial residual (resid0) = 3.113485678e-07 MLMG: Final Iter. 7 resid, resid/resid0 = 4.645467e-20, 1.492047011e-13 MLMG: Timers: Solve = 0.127715373 Iter = 0.117569863 Bottom = 0.002941436 moveKick ... updating velocity only [Level 1 step 2] Advanced 32768 cells [Level 2 step 3] ADVANCE at time 0.0015625 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 1.578173705e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 4.916978696e-19, 2.221356189e-13 MLMG: Timers: Solve = 0.195771591 Iter = 0.170574854 Bottom = 0.039566423 moveKick ... updating velocity only [Level 2 step 3] Advanced 53248 cells [Level 2 step 4] ADVANCE at time 0.00234375 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 2.213503049e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 2.134835288e-19, 9.644600621e-14 MLMG: Timers: Solve = 0.219047366 Iter = 0.193831373 Bottom = 0.046804124 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 2.097025334e-06 MLMG: Final Iter. 8 resid, resid/resid0 = 2.574171591e-19, 1.227534808e-13 MLMG: Timers: Solve = 0.196066566 Iter = 0.170842914 Bottom = 0.039894726 moveKick ... updating velocity only [Level 2 step 4] Advanced 53248 cells [STEP 1] Coarse TimeStep time: 5.298347206 [STEP 1] FAB kilobyte spread across MPI nodes: [19864 ... 20326] STEP = 1 TIME = 0.003125 DT = 0.003125 ...there are no particles at level 0 Nyx::est_time_step at level 0: estdt = 1e+200 ...there are no particles at level 1 Nyx::est_time_step at level 1: estdt = 1e+200 ...estdt from particles at level 2: 0.00078125 Nyx::est_time_step at level 2: estdt = 0.00078125 Nyx::compute_new_dt : limiting dt at level 0 ... new dt computed: 1e+200 ... but limiting to: 0.0034375 = 1.1 * 0.003125 Nyx::compute_new_dt : limiting dt at level 1 ... new dt computed: 1e+200 ... but limiting to: 0.00171875 = 1.1 * 0.0015625 Integrating a from time 0.003125 by dt = 0.003125 Old / new A time 0.003125 0.00625 Old / new A 1 1 Old / new z 0 0 Now regridding at level lbase = 1 grid_places() time: 0.024524801 new finest: 2 Setting the current time in the state data to 0.003125 Calling redistribute because BoxArray changed TIME = 0.003125 : REGRID with lbase = 1 Level 2 15 grids 11264 cells 4.296875 % of domain smallest grid: 8 x 8 x 8 biggest grid: 16 x 8 x 8 [Level 0 step 2] ADVANCE at time 0.003125 with dt = 0.003125 Gravity ... multilevel solve for old phi at base level 0 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 3.14747393e-19, 2.122674342e-13 MLMG: Timers: Solve = 0.654289574 Iter = 0.613683059 Bottom = 0.002319276 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 0 ... solve for phi at level 0 ... subtracting average density from RHS in solve ... 0.0048828125 ... subtracting 1.084202172e-19 to ensure solvability MLMG: Initial rhs = 2.892150254e-08 MLMG: Initial residual (resid0) = 3.873110818e-08 MLMG: Final Iter. 7 resid, resid/resid0 = 3.890127023e-21, 1.004393421e-13 MLMG: Timers: Solve = 0.100595586 Iter = 0.093576884 Bottom = 0.001786016 moveKick ... updating velocity only [Level 0 step 2] Advanced 4096 cells [Level 1 step 3] ADVANCE at time 0.003125 with dt = 0.0015625 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 5.402065453e-07 MLMG: Initial residual (resid0) = 4.641046646e-07 MLMG: Final Iter. 7 resid, resid/bnorm = 2.52967341e-20, 4.682789262e-14 MLMG: Timers: Solve = 0.126588267 Iter = 0.11651274 Bottom = 0.001808723 moveKick ... updating velocity only [Level 1 step 3] Advanced 32768 cells [Level 2 step 5] ADVANCE at time 0.003125 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 1.578173705e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 8.977701381e-20, 4.055879384e-14 MLMG: Timers: Solve = 0.132894328 Iter = 0.120264147 Bottom = 0.009603761 moveKick ... updating velocity only [Level 2 step 5] Advanced 11264 cells [Level 2 step 6] ADVANCE at time 0.00390625 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 2.213503049e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 8.61440986e-19, 3.891754233e-13 MLMG: Timers: Solve = 0.132830399 Iter = 0.120203709 Bottom = 0.009538371 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 2.097025334e-06 MLMG: Final Iter. 8 resid, resid/resid0 = 1.898195458e-19, 9.051848004e-14 MLMG: Timers: Solve = 0.133049365 Iter = 0.120418573 Bottom = 0.009610255 moveKick ... updating velocity only [Level 2 step 6] Advanced 11264 cells [Level 1 step 4] ADVANCE at time 0.0046875 with dt = 0.0015625 Gravity ... multilevel solve for old phi at base level 1 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 9.8361701e-20, 6.63356913e-14 MLMG: Timers: Solve = 0.449102301 Iter = 0.415057486 Bottom = 0.002451406 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 3.704988249e-07 MLMG: Initial residual (resid0) = 3.495865805e-07 MLMG: Final Iter. 7 resid, resid/bnorm = 1.085074848e-20, 2.928686341e-14 MLMG: Timers: Solve = 0.126975945 Iter = 0.116844553 Bottom = 0.001839845 moveKick ... updating velocity only [Level 1 step 4] Advanced 32768 cells [Level 2 step 7] ADVANCE at time 0.0046875 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.766944786e-06 MLMG: Initial residual (resid0) = 2.131615442e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 1.294419785e-19, 4.678155458e-14 MLMG: Timers: Solve = 0.132621172 Iter = 0.119996157 Bottom = 0.009279632 moveKick ... updating velocity only [Level 2 step 7] Advanced 11264 cells [Level 2 step 8] ADVANCE at time 0.00546875 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.766944786e-06 MLMG: Initial residual (resid0) = 2.766944786e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 5.942645432e-19, 2.147728231e-13 MLMG: Timers: Solve = 0.132881415 Iter = 0.120251866 Bottom = 0.009541481 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.965837911e-06 MLMG: Initial residual (resid0) = 2.793151269e-06 MLMG: Final Iter. 7 resid, resid/bnorm = 1.876315083e-18, 6.326424909e-13 MLMG: Timers: Solve = 0.118265116 Iter = 0.10563532 Bottom = 0.008463928 moveKick ... updating velocity only [Level 2 step 8] Advanced 11264 cells [STEP 2] Coarse TimeStep time: 3.557212277 [STEP 2] FAB kilobyte spread across MPI nodes: [19864 ... 20326] STEP = 2 TIME = 0.00625 DT = 0.003125 ...there are no particles at level 0 Nyx::est_time_step at level 0: estdt = 1e+200 ...there are no particles at level 1 Nyx::est_time_step at level 1: estdt = 1e+200 ...estdt from particles at level 2: 0.00078125 Nyx::est_time_step at level 2: estdt = 0.00078125 Nyx::compute_new_dt : limiting dt at level 0 ... new dt computed: 1e+200 ... but limiting to: 0.0034375 = 1.1 * 0.003125 Nyx::compute_new_dt : limiting dt at level 1 ... new dt computed: 1e+200 ... but limiting to: 0.00171875 = 1.1 * 0.0015625 Integrating a from time 0.00625 by dt = 0.003125 Old / new A time 0.00625 0.009375 Old / new A 1 1 Old / new z 0 0 Now regridding at level lbase = 0 grid_places() time: 0.040266026 new finest: 2 Setting the current time in the state data to 0.00625 Setting the current time in the state data to 0.00625 Calling redistribute because BoxArray changed Gravity ... multilevel solve for new phi at base level 0 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 2.965837911e-06 MLMG: Initial residual (resid0) = 7.247393028e-09 MLMG: Final Iter. 7 resid, resid/bnorm = 3.38887832e-19, 1.142637737e-13 MLMG: Timers: Solve = 0.528111629 Iter = 0.479168355 Bottom = 0.001825561 STEP = 2 TIME = 0.00625 : REGRID with lbase = 0 Level 1 8 grids 32768 cells 100 % of domain smallest grid: 16 x 16 x 16 biggest grid: 16 x 16 x 16 Level 2 14 grids 7168 cells 2.734375 % of domain smallest grid: 8 x 8 x 8 biggest grid: 8 x 8 x 8 [Level 0 step 3] ADVANCE at time 0.00625 with dt = 0.003125 Gravity ... multilevel solve for old phi at base level 0 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 2.965837911e-06 MLMG: Initial residual (resid0) = 2.965837911e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 4.679857034e-19, 1.5779207e-13 MLMG: Timers: Solve = 0.655682732 Iter = 0.609887694 Bottom = 0.00233236 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 0 ... solve for phi at level 0 ... subtracting average density from RHS in solve ... 0.0048828125 ... subtracting 0 to ensure solvability MLMG: Initial rhs = 6.729490427e-08 MLMG: Initial residual (resid0) = 5.734865479e-08 MLMG: Final Iter. 7 resid, resid/bnorm = 5.038046918e-21, 7.48652067e-14 MLMG: Timers: Solve = 0.100937176 Iter = 0.093915807 Bottom = 0.001803895 moveKick ... updating velocity only [Level 0 step 3] Advanced 4096 cells [Level 1 step 5] ADVANCE at time 0.00625 with dt = 0.0015625 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 5.402065453e-07 MLMG: Initial residual (resid0) = 4.57065785e-07 MLMG: Final Iter. 6 resid, resid/bnorm = 4.290437979e-19, 7.942217688e-13 MLMG: Timers: Solve = 0.110334135 Iter = 0.100235954 Bottom = 0.001570182 moveKick ... updating velocity only [Level 1 step 5] Advanced 32768 cells [Level 2 step 9] ADVANCE at time 0.00625 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.766944786e-06 MLMG: Initial residual (resid0) = 1.578173705e-06 MLMG: Final Iter. 7 resid, resid/bnorm = 2.645473939e-18, 9.560992876e-13 MLMG: Timers: Solve = 0.113946602 Iter = 0.10222714 Bottom = 0.006442556 moveKick ... updating velocity only [Level 2 step 9] Advanced 7168 cells [Level 2 step 10] ADVANCE at time 0.00703125 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.766944786e-06 MLMG: Initial residual (resid0) = 2.766944786e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 4.83925267e-19, 1.748951657e-13 MLMG: Timers: Solve = 0.128058676 Iter = 0.116311194 Bottom = 0.007266737 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 2.650467071e-06 MLMG: Final Iter. 8 resid, resid/resid0 = 1.632079047e-19, 6.157703542e-14 MLMG: Timers: Solve = 0.128203772 Iter = 0.116475576 Bottom = 0.007416746 moveKick ... updating velocity only [Level 2 step 10] Advanced 7168 cells [Level 1 step 6] ADVANCE at time 0.0078125 with dt = 0.0015625 Gravity ... multilevel solve for old phi at base level 1 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 1.527835679e-19, 1.030381082e-13 MLMG: Timers: Solve = 0.446297534 Iter = 0.412947919 Bottom = 0.002442126 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.851174617e-07 MLMG: Initial residual (resid0) = 3.444676299e-07 MLMG: Final Iter. 7 resid, resid/resid0 = 3.455774484e-20, 1.003221837e-13 MLMG: Timers: Solve = 0.127133568 Iter = 0.116971707 Bottom = 0.001830844 moveKick ... updating velocity only [Level 1 step 6] Advanced 32768 cells [Level 2 step 11] ADVANCE at time 0.0078125 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 1.578173705e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 8.711866211e-20, 3.935782341e-14 MLMG: Timers: Solve = 0.128176455 Iter = 0.116453748 Bottom = 0.007328245 moveKick ... updating velocity only [Level 2 step 11] Advanced 7168 cells [Level 2 step 12] ADVANCE at time 0.00859375 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 2.213503049e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 4.289115524e-19, 1.937704819e-13 MLMG: Timers: Solve = 0.128205901 Iter = 0.116477885 Bottom = 0.007404303 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 2.097025334e-06 MLMG: Final Iter. 7 resid, resid/resid0 = 1.168910223e-18, 5.574134965e-13 MLMG: Timers: Solve = 0.113995794 Iter = 0.102271519 Bottom = 0.006515204 moveKick ... updating velocity only [Level 2 step 12] Advanced 7168 cells [STEP 3] Coarse TimeStep time: 4.225565316 [STEP 3] FAB kilobyte spread across MPI nodes: [19864 ... 20326] STEP = 3 TIME = 0.009375 DT = 0.003125 ...there are no particles at level 0 Nyx::est_time_step at level 0: estdt = 1e+200 ...there are no particles at level 1 Nyx::est_time_step at level 1: estdt = 1e+200 ...estdt from particles at level 2: 0.00078125 Nyx::est_time_step at level 2: estdt = 0.00078125 Nyx::compute_new_dt : limiting dt at level 0 ... new dt computed: 1e+200 ... but limiting to: 0.0034375 = 1.1 * 0.003125 Nyx::compute_new_dt : limiting dt at level 1 ... new dt computed: 1e+200 ... but limiting to: 0.00171875 = 1.1 * 0.0015625 Integrating a from time 0.009375 by dt = 0.003125 Old / new A time 0.009375 0.0125 Old / new A 1 1 Old / new z 0 0 Now regridding at level lbase = 1 grid_places() time: 0.018408543 new finest: 2 Setting the current time in the state data to 0.009375 Calling redistribute because BoxArray changed TIME = 0.009375 : REGRID with lbase = 1 Level 2 36 grids 46080 cells 17.578125 % of domain smallest grid: 8 x 8 x 8 biggest grid: 16 x 16 x 16 [Level 0 step 4] ADVANCE at time 0.009375 with dt = 0.003125 Gravity ... multilevel solve for old phi at base level 0 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 8.581502547e-20, 5.787414187e-14 MLMG: Timers: Solve = 0.771680617 Iter = 0.706064314 Bottom = 0.004756474 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 0 ... solve for phi at level 0 ... subtracting average density from RHS in solve ... 0.0048828125 ... subtracting 1.355252716e-19 to ensure solvability MLMG: Initial rhs = 1.432880048e-08 MLMG: Initial residual (resid0) = 4.198898866e-08 MLMG: Final Iter. 7 resid, resid/resid0 = 2.650286683e-21, 6.311861198e-14 MLMG: Timers: Solve = 0.102016319 Iter = 0.094970465 Bottom = 0.002999787 moveKick ... updating velocity only [Level 0 step 4] Advanced 4096 cells [Level 1 step 7] ADVANCE at time 0.009375 with dt = 0.0015625 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 5.402065453e-07 MLMG: Initial residual (resid0) = 4.593886225e-07 MLMG: Final Iter. 7 resid, resid/bnorm = 3.715250702e-20, 6.877463323e-14 MLMG: Timers: Solve = 0.12777825 Iter = 0.117644215 Bottom = 0.002768091 moveKick ... updating velocity only [Level 1 step 7] Advanced 32768 cells [Level 2 step 13] ADVANCE at time 0.009375 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 1.578173705e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 6.046708889e-19, 2.731737321e-13 MLMG: Timers: Solve = 0.181862075 Iter = 0.160181471 Bottom = 0.033481227 moveKick ... updating velocity only [Level 2 step 13] Advanced 46080 cells [Level 2 step 14] ADVANCE at time 0.01015625 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 2.213503049e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 9.265264517e-19, 4.185792526e-13 MLMG: Timers: Solve = 0.20182194 Iter = 0.180091052 Bottom = 0.037744621 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 2.097025334e-06 MLMG: Final Iter. 8 resid, resid/resid0 = 6.034098521e-19, 2.877456187e-13 MLMG: Timers: Solve = 0.181718841 Iter = 0.160035893 Bottom = 0.032740066 moveKick ... updating velocity only [Level 2 step 14] Advanced 46080 cells [Level 1 step 8] ADVANCE at time 0.0109375 with dt = 0.0015625 Gravity ... multilevel solve for old phi at base level 1 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 2.431730572e-19, 1.639972946e-13 MLMG: Timers: Solve = 0.504446482 Iter = 0.454631988 Bottom = 0.003983718 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.851174617e-07 MLMG: Initial residual (resid0) = 3.113486436e-07 MLMG: Final Iter. 7 resid, resid/resid0 = 3.301422581e-20, 1.060361961e-13 MLMG: Timers: Solve = 0.128608453 Iter = 0.11834349 Bottom = 0.003521296 moveKick ... updating velocity only [Level 1 step 8] Advanced 32768 cells [Level 2 step 15] ADVANCE at time 0.0109375 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 1.578173705e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 4.947580243e-19, 2.235181129e-13 MLMG: Timers: Solve = 0.181720249 Iter = 0.160005351 Bottom = 0.032404569 moveKick ... updating velocity only [Level 2 step 15] Advanced 46080 cells [Level 2 step 16] ADVANCE at time 0.01171875 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 2.290546235e-06 MLMG: Final Iter. 9 resid, resid/resid0 = 9.270775608e-19, 4.047408197e-13 MLMG: Timers: Solve = 0.202410595 Iter = 0.18062431 Bottom = 0.03808359 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 2.097025334e-06 MLMG: Final Iter. 8 resid, resid/resid0 = 1.132694809e-18, 5.401435979e-13 MLMG: Timers: Solve = 0.181067402 Iter = 0.159378959 Bottom = 0.032198172 moveKick ... updating velocity only [Level 2 step 16] Advanced 46080 cells [STEP 4] Coarse TimeStep time: 5.119806585 [STEP 4] FAB kilobyte spread across MPI nodes: [19864 ... 20326] STEP = 4 TIME = 0.0125 DT = 0.003125 ...there are no particles at level 0 Nyx::est_time_step at level 0: estdt = 1e+200 ...there are no particles at level 1 Nyx::est_time_step at level 1: estdt = 1e+200 ...estdt from particles at level 2: 0.00078125 Nyx::est_time_step at level 2: estdt = 0.00078125 Nyx::compute_new_dt : limiting dt at level 0 ... new dt computed: 1e+200 ... but limiting to: 0.0034375 = 1.1 * 0.003125 Nyx::compute_new_dt : limiting dt at level 1 ... new dt computed: 1e+200 ... but limiting to: 0.00171875 = 1.1 * 0.0015625 Integrating a from time 0.0125 by dt = 0.003125 Old / new A time 0.0125 0.015625 Old / new A 1 1 Old / new z 0 0 Now regridding at level lbase = 0 grid_places() time: 0.051848424 new finest: 2 Setting the current time in the state data to 0.0125 Setting the current time in the state data to 0.0125 Calling redistribute because BoxArray changed Gravity ... multilevel solve for new phi at base level 0 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 7.152210038e-07 MLMG: Final Iter. 7 resid, resid/bnorm = 1.451174441e-18, 9.786803068e-13 MLMG: Timers: Solve = 0.636351422 Iter = 0.567200221 Bottom = 0.003952858 STEP = 4 TIME = 0.0125 : REGRID with lbase = 0 Level 1 8 grids 32768 cells 100 % of domain smallest grid: 16 x 16 x 16 biggest grid: 16 x 16 x 16 Level 2 40 grids 53248 cells 20.3125 % of domain smallest grid: 8 x 8 x 8 biggest grid: 16 x 16 x 16 [Level 0 step 5] ADVANCE at time 0.0125 with dt = 0.003125 Gravity ... multilevel solve for old phi at base level 0 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 7.678353667e-19, 5.178325439e-13 MLMG: Timers: Solve = 0.714558253 Iter = 0.646050471 Bottom = 0.004389861 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 0 ... solve for phi at level 0 ... subtracting average density from RHS in solve ... 0.0048828125 ... subtracting 0 to ensure solvability MLMG: Initial rhs = 6.729490427e-08 MLMG: Initial residual (resid0) = 5.789252198e-08 MLMG: Final Iter. 7 resid, resid/bnorm = 2.438321651e-21, 3.623337721e-14 MLMG: Timers: Solve = 0.101958529 Iter = 0.094890673 Bottom = 0.002925311 moveKick ... updating velocity only [Level 0 step 5] Advanced 4096 cells [Level 1 step 9] ADVANCE at time 0.0125 with dt = 0.0015625 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 5.402065453e-07 MLMG: Initial residual (resid0) = 4.573042079e-07 MLMG: Final Iter. 7 resid, resid/bnorm = 1.613591561e-20, 2.986990022e-14 MLMG: Timers: Solve = 0.12801539 Iter = 0.11785321 Bottom = 0.002943881 moveKick ... updating velocity only [Level 1 step 9] Advanced 32768 cells [Level 2 step 17] ADVANCE at time 0.0125 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 1.578173705e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 3.42622966e-19, 1.547876639e-13 MLMG: Timers: Solve = 0.190588741 Iter = 0.1669251 Bottom = 0.036986031 moveKick ... updating velocity only [Level 2 step 17] Advanced 53248 cells [Level 2 step 18] ADVANCE at time 0.01328125 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 2.213503049e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 1.926848995e-19, 8.704975562e-14 MLMG: Timers: Solve = 0.214398498 Iter = 0.190663685 Bottom = 0.044181322 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 2.097025334e-06 MLMG: Final Iter. 8 resid, resid/resid0 = 6.110104011e-19, 2.913700618e-13 MLMG: Timers: Solve = 0.191166576 Iter = 0.167458309 Bottom = 0.037301906 moveKick ... updating velocity only [Level 2 step 18] Advanced 53248 cells [Level 1 step 10] ADVANCE at time 0.0140625 with dt = 0.0015625 Gravity ... multilevel solve for old phi at base level 1 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 1.728230005e-19, 1.165528157e-13 MLMG: Timers: Solve = 0.520759931 Iter = 0.467637261 Bottom = 0.004019105 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.851174617e-07 MLMG: Initial residual (resid0) = 3.113485678e-07 MLMG: Final Iter. 7 resid, resid/resid0 = 4.646459616e-20, 1.492365823e-13 MLMG: Timers: Solve = 0.128119925 Iter = 0.117827004 Bottom = 0.003087136 moveKick ... updating velocity only [Level 1 step 10] Advanced 32768 cells [Level 2 step 19] ADVANCE at time 0.0140625 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 1.578173705e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 4.916713998e-19, 2.221236605e-13 MLMG: Timers: Solve = 0.191334266 Iter = 0.167650724 Bottom = 0.037306036 moveKick ... updating velocity only [Level 2 step 19] Advanced 53248 cells [Level 2 step 20] ADVANCE at time 0.01484375 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 2.213503049e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 2.134901462e-19, 9.644899579e-14 MLMG: Timers: Solve = 0.214529365 Iter = 0.190708629 Bottom = 0.044581029 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 2.097025334e-06 MLMG: Final Iter. 8 resid, resid/resid0 = 2.574138503e-19, 1.22751903e-13 MLMG: Timers: Solve = 0.19180912 Iter = 0.16809263 Bottom = 0.03768473 moveKick ... updating velocity only [Level 2 step 20] Advanced 53248 cells [STEP 5] Coarse TimeStep time: 6.394204785 [STEP 5] FAB kilobyte spread across MPI nodes: [20326 ... 20434] STEP = 5 TIME = 0.015625 DT = 0.003125 ...there are no particles at level 0 Nyx::est_time_step at level 0: estdt = 1e+200 ...there are no particles at level 1 Nyx::est_time_step at level 1: estdt = 1e+200 ...estdt from particles at level 2: 0.00078125 Nyx::est_time_step at level 2: estdt = 0.00078125 Nyx::compute_new_dt : limiting dt at level 0 ... new dt computed: 1e+200 ... but limiting to: 0.0034375 = 1.1 * 0.003125 Nyx::compute_new_dt : limiting dt at level 1 ... new dt computed: 1e+200 ... but limiting to: 0.00171875 = 1.1 * 0.0015625 Integrating a from time 0.015625 by dt = 0.003125 Old / new A time 0.015625 0.01875 Old / new A 1 1 Old / new z 0 0 Now regridding at level lbase = 1 grid_places() time: 0.025019187 new finest: 2 Setting the current time in the state data to 0.015625 Calling redistribute because BoxArray changed TIME = 0.015625 : REGRID with lbase = 1 Level 2 15 grids 11264 cells 4.296875 % of domain smallest grid: 8 x 8 x 8 biggest grid: 16 x 8 x 8 [Level 0 step 6] ADVANCE at time 0.015625 with dt = 0.003125 Gravity ... multilevel solve for old phi at base level 0 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 3.152503188e-19, 2.126066103e-13 MLMG: Timers: Solve = 0.669537649 Iter = 0.618798008 Bottom = 0.002401447 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 0 ... solve for phi at level 0 ... subtracting average density from RHS in solve ... 0.0048828125 ... subtracting -2.710505431e-20 to ensure solvability MLMG: Initial rhs = 2.892150254e-08 MLMG: Initial residual (resid0) = 3.873110818e-08 MLMG: Final Iter. 7 resid, resid/resid0 = 3.889816831e-21, 1.004313332e-13 MLMG: Timers: Solve = 0.100674775 Iter = 0.09362368 Bottom = 0.001814018 moveKick ... updating velocity only [Level 0 step 6] Advanced 4096 cells [Level 1 step 11] ADVANCE at time 0.015625 with dt = 0.0015625 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 5.402065453e-07 MLMG: Initial residual (resid0) = 4.641046646e-07 MLMG: Final Iter. 7 resid, resid/bnorm = 2.530004282e-20, 4.683401754e-14 MLMG: Timers: Solve = 0.126674609 Iter = 0.116542728 Bottom = 0.001846038 moveKick ... updating velocity only [Level 1 step 11] Advanced 32768 cells [Level 2 step 21] ADVANCE at time 0.015625 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 1.578173705e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 8.977701381e-20, 4.055879384e-14 MLMG: Timers: Solve = 0.129894319 Iter = 0.118076976 Bottom = 0.009673465 moveKick ... updating velocity only [Level 2 step 21] Advanced 11264 cells [Level 2 step 22] ADVANCE at time 0.01640625 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 2.213503049e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 8.614674557e-19, 3.891873816e-13 MLMG: Timers: Solve = 0.130128811 Iter = 0.118284383 Bottom = 0.00964468 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 2.097025334e-06 MLMG: Final Iter. 8 resid, resid/resid0 = 1.898327807e-19, 9.052479131e-14 MLMG: Timers: Solve = 0.129661989 Iter = 0.117833567 Bottom = 0.009655825 moveKick ... updating velocity only [Level 2 step 22] Advanced 11264 cells [Level 1 step 12] ADVANCE at time 0.0171875 with dt = 0.0015625 Gravity ... multilevel solve for old phi at base level 1 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 9.846758012e-20, 6.640709678e-14 MLMG: Timers: Solve = 0.455028623 Iter = 0.420668257 Bottom = 0.002395747 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 3.704988249e-07 MLMG: Initial residual (resid0) = 3.495865805e-07 MLMG: Final Iter. 7 resid, resid/bnorm = 1.084909412e-20, 2.928239818e-14 MLMG: Timers: Solve = 0.126783421 Iter = 0.116576414 Bottom = 0.001863049 moveKick ... updating velocity only [Level 1 step 12] Advanced 32768 cells [Level 2 step 23] ADVANCE at time 0.0171875 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.766944786e-06 MLMG: Initial residual (resid0) = 2.131615442e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 1.29389039e-19, 4.676242172e-14 MLMG: Timers: Solve = 0.13000803 Iter = 0.118175389 Bottom = 0.009391945 moveKick ... updating velocity only [Level 2 step 23] Advanced 11264 cells [Level 2 step 24] ADVANCE at time 0.01796875 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.766944786e-06 MLMG: Initial residual (resid0) = 2.766944786e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 5.943174828e-19, 2.14791956e-13 MLMG: Timers: Solve = 0.129808054 Iter = 0.117961093 Bottom = 0.009660439 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.965837911e-06 MLMG: Initial residual (resid0) = 2.793151269e-06 MLMG: Final Iter. 7 resid, resid/bnorm = 1.876301848e-18, 6.326380284e-13 MLMG: Timers: Solve = 0.118804599 Iter = 0.106787013 Bottom = 0.010798538 moveKick ... updating velocity only [Level 2 step 24] Advanced 11264 cells [STEP 6] Coarse TimeStep time: 3.537190029 [STEP 6] FAB kilobyte spread across MPI nodes: [20326 ... 20434] STEP = 6 TIME = 0.01875 DT = 0.003125 ...there are no particles at level 0 Nyx::est_time_step at level 0: estdt = 1e+200 ...there are no particles at level 1 Nyx::est_time_step at level 1: estdt = 1e+200 ...estdt from particles at level 2: 0.00078125 Nyx::est_time_step at level 2: estdt = 0.00078125 Nyx::compute_new_dt : limiting dt at level 0 ... new dt computed: 1e+200 ... but limiting to: 0.0034375 = 1.1 * 0.003125 Nyx::compute_new_dt : limiting dt at level 1 ... new dt computed: 1e+200 ... but limiting to: 0.00171875 = 1.1 * 0.0015625 Integrating a from time 0.01875 by dt = 0.003125 Old / new A time 0.01875 0.021875 Old / new A 1 1 Old / new z 0 0 Now regridding at level lbase = 0 grid_places() time: 0.040609344 new finest: 2 Setting the current time in the state data to 0.01875 Setting the current time in the state data to 0.01875 Calling redistribute because BoxArray changed Gravity ... multilevel solve for new phi at base level 0 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 2.965837911e-06 MLMG: Initial residual (resid0) = 7.247393028e-09 MLMG: Final Iter. 7 resid, resid/bnorm = 3.390201809e-19, 1.143083982e-13 MLMG: Timers: Solve = 0.532026899 Iter = 0.482362943 Bottom = 0.00185148 STEP = 6 TIME = 0.01875 : REGRID with lbase = 0 Level 1 8 grids 32768 cells 100 % of domain smallest grid: 16 x 16 x 16 biggest grid: 16 x 16 x 16 Level 2 14 grids 7168 cells 2.734375 % of domain smallest grid: 8 x 8 x 8 biggest grid: 8 x 8 x 8 [Level 0 step 7] ADVANCE at time 0.01875 with dt = 0.003125 Gravity ... multilevel solve for old phi at base level 0 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 2.965837911e-06 MLMG: Initial residual (resid0) = 2.965837911e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 4.688327363e-19, 1.580776666e-13 MLMG: Timers: Solve = 0.662455454 Iter = 0.613272927 Bottom = 0.002371534 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 0 ... solve for phi at level 0 ... subtracting average density from RHS in solve ... 0.0048828125 ... subtracting 0 to ensure solvability MLMG: Initial rhs = 6.729490427e-08 MLMG: Initial residual (resid0) = 5.734865479e-08 MLMG: Final Iter. 7 resid, resid/bnorm = 5.03752993e-21, 7.485752428e-14 MLMG: Timers: Solve = 0.100660762 Iter = 0.093616371 Bottom = 0.001822792 moveKick ... updating velocity only [Level 0 step 7] Advanced 4096 cells [Level 1 step 13] ADVANCE at time 0.01875 with dt = 0.0015625 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 5.402065453e-07 MLMG: Initial residual (resid0) = 4.57065785e-07 MLMG: Final Iter. 6 resid, resid/bnorm = 4.29030563e-19, 7.941972691e-13 MLMG: Timers: Solve = 0.11043885 Iter = 0.100321218 Bottom = 0.001598465 moveKick ... updating velocity only [Level 1 step 13] Advanced 32768 cells [Level 2 step 25] ADVANCE at time 0.01875 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.766944786e-06 MLMG: Initial residual (resid0) = 1.578173705e-06 MLMG: Final Iter. 7 resid, resid/bnorm = 2.64536806e-18, 9.560610219e-13 MLMG: Timers: Solve = 0.113872906 Iter = 0.102139938 Bottom = 0.006481798 moveKick ... updating velocity only [Level 2 step 25] Advanced 7168 cells [Level 2 step 26] ADVANCE at time 0.01953125 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.766944786e-06 MLMG: Initial residual (resid0) = 2.766944786e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 4.839517367e-19, 1.749047322e-13 MLMG: Timers: Solve = 0.128168899 Iter = 0.116424711 Bottom = 0.007328799 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 2.650467071e-06 MLMG: Final Iter. 8 resid, resid/resid0 = 1.632873141e-19, 6.160699593e-14 MLMG: Timers: Solve = 0.128228549 Iter = 0.116478925 Bottom = 0.007427433 moveKick ... updating velocity only [Level 2 step 26] Advanced 7168 cells [Level 1 step 14] ADVANCE at time 0.0203125 with dt = 0.0015625 Gravity ... multilevel solve for old phi at base level 1 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 1.524659305e-19, 1.028238918e-13 MLMG: Timers: Solve = 0.449786365 Iter = 0.41604057 Bottom = 0.002370812 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.851174617e-07 MLMG: Initial residual (resid0) = 3.444676299e-07 MLMG: Final Iter. 7 resid, resid/resid0 = 3.456105356e-20, 1.00331789e-13 MLMG: Timers: Solve = 0.126952901 Iter = 0.116740234 Bottom = 0.001887792 moveKick ... updating velocity only [Level 1 step 14] Advanced 32768 cells [Level 2 step 27] ADVANCE at time 0.0203125 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 1.578173705e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 8.701940044e-20, 3.931297971e-14 MLMG: Timers: Solve = 0.128094489 Iter = 0.116361484 Bottom = 0.007364153 moveKick ... updating velocity only [Level 2 step 27] Advanced 7168 cells [Level 2 step 28] ADVANCE at time 0.02109375 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 2.213503049e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 4.289115524e-19, 1.937704819e-13 MLMG: Timers: Solve = 0.128288868 Iter = 0.116542532 Bottom = 0.007507795 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 2.097025334e-06 MLMG: Final Iter. 7 resid, resid/resid0 = 1.168936693e-18, 5.57426119e-13 MLMG: Timers: Solve = 0.114067101 Iter = 0.102328983 Bottom = 0.006581851 moveKick ... updating velocity only [Level 2 step 28] Advanced 7168 cells [STEP 7] Coarse TimeStep time: 4.246500715 [STEP 7] FAB kilobyte spread across MPI nodes: [20326 ... 20434] STEP = 7 TIME = 0.021875 DT = 0.003125 ...there are no particles at level 0 Nyx::est_time_step at level 0: estdt = 1e+200 ...there are no particles at level 1 Nyx::est_time_step at level 1: estdt = 1e+200 ...estdt from particles at level 2: 0.00078125 Nyx::est_time_step at level 2: estdt = 0.00078125 Nyx::compute_new_dt : limiting dt at level 0 ... new dt computed: 1e+200 ... but limiting to: 0.0034375 = 1.1 * 0.003125 Nyx::compute_new_dt : limiting dt at level 1 ... new dt computed: 1e+200 ... but limiting to: 0.00171875 = 1.1 * 0.0015625 Integrating a from time 0.021875 by dt = 0.003125 Old / new A time 0.021875 0.025 Old / new A 1 1 Old / new z 0 0 Now regridding at level lbase = 1 grid_places() time: 0.018252679 new finest: 2 Setting the current time in the state data to 0.021875 Calling redistribute because BoxArray changed TIME = 0.021875 : REGRID with lbase = 1 Level 2 36 grids 46080 cells 17.578125 % of domain smallest grid: 8 x 8 x 8 biggest grid: 16 x 16 x 16 [Level 0 step 8] ADVANCE at time 0.021875 with dt = 0.003125 Gravity ... multilevel solve for old phi at base level 0 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 8.597384415e-20, 5.798125009e-14 MLMG: Timers: Solve = 0.771461615 Iter = 0.706004631 Bottom = 0.004795762 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 0 ... solve for phi at level 0 ... subtracting average density from RHS in solve ... 0.0048828125 ... subtracting 1.084202172e-19 to ensure solvability MLMG: Initial rhs = 1.432880048e-08 MLMG: Initial residual (resid0) = 4.198898866e-08 MLMG: Final Iter. 7 resid, resid/resid0 = 2.642014876e-21, 6.292161257e-14 MLMG: Timers: Solve = 0.101938711 Iter = 0.094849752 Bottom = 0.003011152 moveKick ... updating velocity only [Level 0 step 8] Advanced 4096 cells [Level 1 step 15] ADVANCE at time 0.021875 with dt = 0.0015625 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 5.402065453e-07 MLMG: Initial residual (resid0) = 4.593886225e-07 MLMG: Final Iter. 7 resid, resid/bnorm = 3.714837112e-20, 6.876697708e-14 MLMG: Timers: Solve = 0.127984851 Iter = 0.117841273 Bottom = 0.002770423 moveKick ... updating velocity only [Level 1 step 15] Advanced 32768 cells [Level 2 step 29] ADVANCE at time 0.021875 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 1.578173705e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 6.045650098e-19, 2.731258989e-13 MLMG: Timers: Solve = 0.181772047 Iter = 0.160066803 Bottom = 0.033515701 moveKick ... updating velocity only [Level 2 step 29] Advanced 46080 cells [Level 2 step 30] ADVANCE at time 0.02265625 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 2.213503049e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 9.264735121e-19, 4.185553359e-13 MLMG: Timers: Solve = 0.202032957 Iter = 0.180270223 Bottom = 0.037812085 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 2.097025334e-06 MLMG: Final Iter. 8 resid, resid/resid0 = 6.034627916e-19, 2.877708638e-13 MLMG: Timers: Solve = 0.181758966 Iter = 0.16007187 Bottom = 0.032694168 moveKick ... updating velocity only [Level 2 step 30] Advanced 46080 cells [Level 1 step 16] ADVANCE at time 0.0234375 with dt = 0.0015625 Gravity ... multilevel solve for old phi at base level 1 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 2.433318759e-19, 1.641044028e-13 MLMG: Timers: Solve = 0.506090694 Iter = 0.45608244 Bottom = 0.003973826 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.851174617e-07 MLMG: Initial residual (resid0) = 3.113486436e-07 MLMG: Final Iter. 7 resid, resid/resid0 = 3.301257145e-20, 1.060308825e-13 MLMG: Timers: Solve = 0.128560281 Iter = 0.118277737 Bottom = 0.003532448 moveKick ... updating velocity only [Level 1 step 16] Advanced 32768 cells [Level 2 step 31] ADVANCE at time 0.0234375 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 1.578173705e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 4.947514068e-19, 2.235151233e-13 MLMG: Timers: Solve = 0.181079302 Iter = 0.159418719 Bottom = 0.032448847 moveKick ... updating velocity only [Level 2 step 31] Advanced 46080 cells [Level 2 step 32] ADVANCE at time 0.02421875 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 2.290546235e-06 MLMG: Final Iter. 9 resid, resid/resid0 = 9.270775608e-19, 4.047408197e-13 MLMG: Timers: Solve = 0.20317688 Iter = 0.181402809 Bottom = 0.038139041 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 2.097025334e-06 MLMG: Final Iter. 8 resid, resid/resid0 = 1.13248305e-18, 5.400426176e-13 MLMG: Timers: Solve = 0.181013246 Iter = 0.159286563 Bottom = 0.032265871 moveKick ... updating velocity only [Level 2 step 32] Advanced 46080 cells [STEP 8] Coarse TimeStep time: 5.119301726 [STEP 8] FAB kilobyte spread across MPI nodes: [20326 ... 20434] STEP = 8 TIME = 0.025 DT = 0.003125 ...there are no particles at level 0 Nyx::est_time_step at level 0: estdt = 1e+200 ...there are no particles at level 1 Nyx::est_time_step at level 1: estdt = 1e+200 ...estdt from particles at level 2: 0.00078125 Nyx::est_time_step at level 2: estdt = 0.00078125 Nyx::compute_new_dt : limiting dt at level 0 ... new dt computed: 1e+200 ... but limiting to: 0.0034375 = 1.1 * 0.003125 Nyx::compute_new_dt : limiting dt at level 1 ... new dt computed: 1e+200 ... but limiting to: 0.00171875 = 1.1 * 0.0015625 Integrating a from time 0.025 by dt = 0.003125 Old / new A time 0.025 0.028125 Old / new A 1 1 Old / new z 0 0 Now regridding at level lbase = 0 grid_places() time: 0.05194855 new finest: 2 Setting the current time in the state data to 0.025 Setting the current time in the state data to 0.025 Calling redistribute because BoxArray changed Gravity ... multilevel solve for new phi at base level 0 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 7.152210038e-07 MLMG: Final Iter. 7 resid, resid/bnorm = 1.451147919e-18, 9.786624206e-13 MLMG: Timers: Solve = 0.63832721 Iter = 0.569139266 Bottom = 0.003939616 STEP = 8 TIME = 0.025 : REGRID with lbase = 0 Level 1 8 grids 32768 cells 100 % of domain smallest grid: 16 x 16 x 16 biggest grid: 16 x 16 x 16 Level 2 40 grids 53248 cells 20.3125 % of domain smallest grid: 8 x 8 x 8 biggest grid: 16 x 16 x 16 [Level 0 step 9] ADVANCE at time 0.025 with dt = 0.003125 Gravity ... multilevel solve for old phi at base level 0 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 7.67200092e-19, 5.174041111e-13 MLMG: Timers: Solve = 0.716785185 Iter = 0.647937478 Bottom = 0.004404602 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 0 ... solve for phi at level 0 ... subtracting average density from RHS in solve ... 0.0048828125 ... subtracting 0 to ensure solvability MLMG: Initial rhs = 6.729490427e-08 MLMG: Initial residual (resid0) = 5.789252198e-08 MLMG: Final Iter. 7 resid, resid/bnorm = 2.438631843e-21, 3.623798666e-14 MLMG: Timers: Solve = 0.101873151 Iter = 0.094789259 Bottom = 0.002936096 moveKick ... updating velocity only [Level 0 step 9] Advanced 4096 cells [Level 1 step 17] ADVANCE at time 0.025 with dt = 0.0015625 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 5.402065453e-07 MLMG: Initial residual (resid0) = 4.573042079e-07 MLMG: Final Iter. 7 resid, resid/bnorm = 1.614253305e-20, 2.988215007e-14 MLMG: Timers: Solve = 0.128516673 Iter = 0.118375163 Bottom = 0.002945896 moveKick ... updating velocity only [Level 1 step 17] Advanced 32768 cells [Level 2 step 33] ADVANCE at time 0.025 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 1.578173705e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 3.426362009e-19, 1.547936431e-13 MLMG: Timers: Solve = 0.19081535 Iter = 0.167165355 Bottom = 0.037033355 moveKick ... updating velocity only [Level 2 step 33] Advanced 53248 cells [Level 2 step 34] ADVANCE at time 0.02578125 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 2.213503049e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 1.926716646e-19, 8.704377646e-14 MLMG: Timers: Solve = 0.214459218 Iter = 0.19070144 Bottom = 0.044170333 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 2.097025334e-06 MLMG: Final Iter. 8 resid, resid/resid0 = 6.110170186e-19, 2.913732175e-13 MLMG: Timers: Solve = 0.191410953 Iter = 0.167729738 Bottom = 0.037279375 moveKick ... updating velocity only [Level 2 step 34] Advanced 53248 cells [Level 1 step 18] ADVANCE at time 0.0265625 with dt = 0.0015625 Gravity ... multilevel solve for old phi at base level 1 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 1.727832958e-19, 1.165260387e-13 MLMG: Timers: Solve = 0.522463049 Iter = 0.468831588 Bottom = 0.00404642 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.851174617e-07 MLMG: Initial residual (resid0) = 3.113485678e-07 MLMG: Final Iter. 7 resid, resid/resid0 = 4.644639819e-20, 1.491781334e-13 MLMG: Timers: Solve = 0.128301257 Iter = 0.118002335 Bottom = 0.003083352 moveKick ... updating velocity only [Level 1 step 18] Advanced 32768 cells [Level 2 step 35] ADVANCE at time 0.0265625 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 1.578173705e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 4.916780173e-19, 2.221266501e-13 MLMG: Timers: Solve = 0.191261728 Iter = 0.167590379 Bottom = 0.037336414 moveKick ... updating velocity only [Level 2 step 35] Advanced 53248 cells [Level 2 step 36] ADVANCE at time 0.02734375 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 2.213503049e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 2.135033811e-19, 9.645497495e-14 MLMG: Timers: Solve = 0.214504137 Iter = 0.190706206 Bottom = 0.044626315 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 2.097025334e-06 MLMG: Final Iter. 8 resid, resid/resid0 = 2.574270852e-19, 1.227582143e-13 MLMG: Timers: Solve = 0.191548075 Iter = 0.167815466 Bottom = 0.037756039 moveKick ... updating velocity only [Level 2 step 36] Advanced 53248 cells [STEP 9] Coarse TimeStep time: 6.40384827 [STEP 9] FAB kilobyte spread across MPI nodes: [20326 ... 20434] STEP = 9 TIME = 0.028125 DT = 0.003125 ...there are no particles at level 0 Nyx::est_time_step at level 0: estdt = 1e+200 ...there are no particles at level 1 Nyx::est_time_step at level 1: estdt = 1e+200 ...estdt from particles at level 2: 0.00078125 Nyx::est_time_step at level 2: estdt = 0.00078125 Nyx::compute_new_dt : limiting dt at level 0 ... new dt computed: 1e+200 ... but limiting to: 0.0034375 = 1.1 * 0.003125 Nyx::compute_new_dt : limiting dt at level 1 ... new dt computed: 1e+200 ... but limiting to: 0.00171875 = 1.1 * 0.0015625 Integrating a from time 0.028125 by dt = 0.003125 Old / new A time 0.028125 0.03125 Old / new A 1 1 Old / new z 0 0 Now regridding at level lbase = 1 grid_places() time: 0.024816338 new finest: 2 Setting the current time in the state data to 0.028125 Calling redistribute because BoxArray changed TIME = 0.028125 : REGRID with lbase = 1 Level 2 15 grids 11264 cells 4.296875 % of domain smallest grid: 8 x 8 x 8 biggest grid: 16 x 8 x 8 [Level 0 step 10] ADVANCE at time 0.028125 with dt = 0.003125 Gravity ... multilevel solve for old phi at base level 0 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 3.150385605e-19, 2.124637993e-13 MLMG: Timers: Solve = 0.669303155 Iter = 0.61873955 Bottom = 0.002441438 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 0 ... solve for phi at level 0 ... subtracting average density from RHS in solve ... 0.0048828125 ... subtracting -2.710505431e-20 to ensure solvability MLMG: Initial rhs = 2.892150254e-08 MLMG: Initial residual (resid0) = 3.873110818e-08 MLMG: Final Iter. 7 resid, resid/resid0 = 3.890075324e-21, 1.004380073e-13 MLMG: Timers: Solve = 0.100667247 Iter = 0.093620089 Bottom = 0.001827079 moveKick ... updating velocity only [Level 0 step 10] Advanced 4096 cells [Level 1 step 19] ADVANCE at time 0.028125 with dt = 0.0015625 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 5.402065453e-07 MLMG: Initial residual (resid0) = 4.641046646e-07 MLMG: Final Iter. 7 resid, resid/bnorm = 2.52967341e-20, 4.682789262e-14 MLMG: Timers: Solve = 0.126788083 Iter = 0.116645946 Bottom = 0.00186017 moveKick ... updating velocity only [Level 1 step 19] Advanced 32768 cells [Level 2 step 37] ADVANCE at time 0.028125 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 1.578173705e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 8.969760447e-20, 4.052291887e-14 MLMG: Timers: Solve = 0.13011828 Iter = 0.118298429 Bottom = 0.009660222 moveKick ... updating velocity only [Level 2 step 37] Advanced 11264 cells [Level 2 step 38] ADVANCE at time 0.02890625 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.213503049e-06 MLMG: Initial residual (resid0) = 2.213503049e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 8.614806906e-19, 3.891933608e-13 MLMG: Timers: Solve = 0.130191378 Iter = 0.118340096 Bottom = 0.009704004 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 2.097025334e-06 MLMG: Final Iter. 8 resid, resid/resid0 = 1.897798411e-19, 9.049954623e-14 MLMG: Timers: Solve = 0.130687236 Iter = 0.118853261 Bottom = 0.009766696 moveKick ... updating velocity only [Level 2 step 38] Advanced 11264 cells [Level 1 step 20] ADVANCE at time 0.0296875 with dt = 0.0015625 Gravity ... multilevel solve for old phi at base level 1 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level ... subtracting 0 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 1.482787005e-06 MLMG: Final Iter. 9 resid, resid/bnorm = 9.867933836e-20, 6.654990774e-14 MLMG: Timers: Solve = 0.455155373 Iter = 0.420461815 Bottom = 0.002482888 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 1 ... solve for phi at level 1 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 3.704988249e-07 MLMG: Initial residual (resid0) = 3.495865805e-07 MLMG: Final Iter. 7 resid, resid/bnorm = 1.085736593e-20, 2.930472432e-14 MLMG: Timers: Solve = 0.127055752 Iter = 0.116793757 Bottom = 0.001869712 moveKick ... updating velocity only [Level 1 step 20] Advanced 32768 cells [Level 2 step 39] ADVANCE at time 0.0296875 with dt = 0.00078125 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.766944786e-06 MLMG: Initial residual (resid0) = 2.131615442e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 1.294155088e-19, 4.677198815e-14 MLMG: Timers: Solve = 0.130019063 Iter = 0.118203508 Bottom = 0.009356781 moveKick ... updating velocity only [Level 2 step 39] Advanced 11264 cells [Level 2 step 40] ADVANCE at time 0.03046875 with dt = 0.00078125 Gravity ... multilevel solve for old phi at base level 2 to finest level 2 ... subtracting average density 0.0048828125 from RHS at each level MLMG: Initial rhs = 2.766944786e-06 MLMG: Initial residual (resid0) = 2.766944786e-06 MLMG: Final Iter. 8 resid, resid/bnorm = 5.942777781e-19, 2.147776064e-13 MLMG: Timers: Solve = 0.130149137 Iter = 0.118303357 Bottom = 0.00969435 moveKickDrift ... updating particle positions and velocity Gravity ... single level solve for new phi at level 2 ... solve for phi at level 2 ... subtracting average density from RHS in solve ... 0.0048828125 MLMG: Initial rhs = 2.965837911e-06 MLMG: Initial residual (resid0) = 2.793151269e-06 MLMG: Final Iter. 7 resid, resid/bnorm = 1.876328318e-18, 6.326469533e-13 MLMG: Timers: Solve = 0.115556007 Iter = 0.103727217 Bottom = 0.008493387 moveKick ... updating velocity only [Level 2 step 40] Advanced 11264 cells [STEP 10] Coarse TimeStep time: 3.534824014 [STEP 10] FAB kilobyte spread across MPI nodes: [20326 ... 20434] STEP = 10 TIME = 0.03125 DT = 0.003125 PLOTFILE: file = Part-2line-nbody_plt00010 Output file Part-2line-nbody_plt00010.temp at time 1.000000 and step 10 Write plotfile time = 0.13360208 seconds Time w/o init: 47.57058092 Run time = 49.25189517 Unused ParmParse Variables: [TOP]::amr.probin_file(nvals = 1) :: [] [TOP]::particles.particle_output_file(nvals = 1) :: [final_particles] Total GPU global memory (MB) spread across MPI: [7965 ... 7965] Free GPU global memory (MB) spread across MPI: [7611 ... 7621] [The Arena] max space (MB) allocated spread across MPI: [33 ... 33] [The Arena] max space (MB) used spread across MPI: [29 ... 30] [The Managed Arena] max space (MB) allocated spread across MPI: [8 ... 8] [The Managed Arena] max space (MB) used spread across MPI: [0 ... 0] [The Pinned Arena] max space (MB) allocated spread across MPI: [8 ... 8] [The Pinned Arena] max space (MB) used spread across MPI: [3 ... 3] AMReX (26.09-180-g763b7185b24b) finalized