Initializing AMReX (26.10-59-g2b64cbb7161b)... MPI initialized with 2 MPI processes MPI initialized with thread support level 0 Initializing CUDA... CUDA initialized with 1 device. AMReX (26.10-59-g2b64cbb7161b) initialized Successfully read inputs file ... AMReX git describe: 26.10-59-g2b64cbb716 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: 0.005636282 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: 0.012087312 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: 0.041274918 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: 0.052793185 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 = 7.669883337e-19, 5.172613001e-13 MLMG: Timers: Solve = 0.70825984 Iter = 0.639827696 Bottom = 0.00452241 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 = 0.274818962 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 = 7.676236084e-19, 5.17689733e-13 MLMG: Timers: Solve = 0.695050435 Iter = 0.637125317 Bottom = 0.004259074 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 = 2.438373349e-21, 3.623414545e-14 MLMG: Timers: Solve = 0.103956849 Iter = 0.096928225 Bottom = 0.002764858 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 = 1.614087869e-20, 2.98790876e-14 MLMG: Timers: Solve = 0.127973673 Iter = 0.117788258 Bottom = 0.002803719 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 = 3.426362009e-19, 1.547936431e-13 MLMG: Timers: Solve = 0.195641158 Iter = 0.170372614 Bottom = 0.039507748 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 = 1.926848995e-19, 8.704975562e-14 MLMG: Timers: Solve = 0.218907136 Iter = 0.193594148 Bottom = 0.046710177 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 = 6.110368709e-19, 2.913826844e-13 MLMG: Timers: Solve = 0.195408773 Iter = 0.170176788 Bottom = 0.039394184 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 = 1.727965307e-19, 1.165349643e-13 MLMG: Timers: Solve = 0.50558082 Iter = 0.458316314 Bottom = 0.003780504 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 = 4.645797872e-20, 1.492153282e-13 MLMG: Timers: Solve = 0.128278533 Iter = 0.118076068 Bottom = 0.002910675 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 = 4.916912521e-19, 2.221326293e-13 MLMG: Timers: Solve = 0.195657449 Iter = 0.170416413 Bottom = 0.039662574 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 = 2.134901462e-19, 9.644899579e-14 MLMG: Timers: Solve = 0.218831585 Iter = 0.193537172 Bottom = 0.04680519 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 = 2.574469376e-19, 1.227676812e-13 MLMG: Timers: Solve = 0.195766841 Iter = 0.170468451 Bottom = 0.039786423 moveKick ... updating velocity only [Level 2 step 4] Advanced 53248 cells [STEP 1] Coarse TimeStep time: 5.311196508 [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: 0.024508425 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 = 0.655380859 Iter = 0.614859285 Bottom = 0.002305633 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 = 0.103079725 Iter = 0.095999464 Bottom = 0.00180891 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 = 0.127039235 Iter = 0.116907976 Bottom = 0.001790866 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 = 0.133136945 Iter = 0.120494066 Bottom = 0.009669734 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 = 0.133092318 Iter = 0.120458069 Bottom = 0.00950657 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 = 0.133067049 Iter = 0.120406036 Bottom = 0.009569132 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 = 0.449618747 Iter = 0.415475019 Bottom = 0.00238818 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 = 0.127001647 Iter = 0.116838237 Bottom = 0.001817679 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 = 0.132729587 Iter = 0.120092945 Bottom = 0.009354212 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 = 0.132987167 Iter = 0.120335588 Bottom = 0.009560864 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 = 0.118479224 Iter = 0.105806848 Bottom = 0.008514985 moveKick ... updating velocity only [Level 2 step 8] Advanced 11264 cells [STEP 2] Coarse TimeStep time: 3.561805041 [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: 0.040215092 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 = 0.530452728 Iter = 0.481442489 Bottom = 0.001792045 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 = 0.658839005 Iter = 0.612849019 Bottom = 0.002325962 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 = 0.103024479 Iter = 0.09597951 Bottom = 0.001786485 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 = 0.110774941 Iter = 0.100646219 Bottom = 0.001560211 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 = 0.114261282 Iter = 0.102498009 Bottom = 0.006446724 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 = 0.128506541 Iter = 0.116750535 Bottom = 0.007268785 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 = 0.128416109 Iter = 0.116657474 Bottom = 0.007413448 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 = 0.446610155 Iter = 0.413241443 Bottom = 0.002422088 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 = 0.127087592 Iter = 0.11689588 Bottom = 0.001858877 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 = 0.128530269 Iter = 0.116796382 Bottom = 0.007358229 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 = 0.128561995 Iter = 0.11681662 Bottom = 0.007458308 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 = 0.114269174 Iter = 0.10252513 Bottom = 0.006548082 moveKick ... updating velocity only [Level 2 step 12] Advanced 7168 cells [STEP 3] Coarse TimeStep time: 4.238486142 [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: 0.01825008 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 = 0.771908556 Iter = 0.706374846 Bottom = 0.004724239 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 = 0.104360234 Iter = 0.097305953 Bottom = 0.002947972 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 = 3.715374779e-20, 6.877693008e-14 MLMG: Timers: Solve = 0.127820089 Iter = 0.117659899 Bottom = 0.00272096 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 = 6.046444192e-19, 2.731617738e-13 MLMG: Timers: Solve = 0.181573417 Iter = 0.159862815 Bottom = 0.033495249 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 = 9.265529215e-19, 4.185912109e-13 MLMG: Timers: Solve = 0.202453661 Iter = 0.180711675 Bottom = 0.037675126 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 = 6.03423087e-19, 2.8775193e-13 MLMG: Timers: Solve = 0.181253112 Iter = 0.159537378 Bottom = 0.032586325 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 = 2.43199527e-19, 1.64015146e-13 MLMG: Timers: Solve = 0.505054105 Iter = 0.455237229 Bottom = 0.00387504 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 = 3.300760837e-20, 1.060149419e-13 MLMG: Timers: Solve = 0.128864758 Iter = 0.118572572 Bottom = 0.003492927 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 = 4.947778766e-19, 2.235270816e-13 MLMG: Timers: Solve = 0.180726388 Iter = 0.159027848 Bottom = 0.032428466 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 = 0.202487524 Iter = 0.180705767 Bottom = 0.037851514 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 = 1.132324232e-18, 5.399668824e-13 MLMG: Timers: Solve = 0.180870614 Iter = 0.15907064 Bottom = 0.032212695 moveKick ... updating velocity only [Level 2 step 16] Advanced 46080 cells [STEP 4] Coarse TimeStep time: 5.121145558 [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: 0.051967004 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 = 1.451187675e-18, 9.786892325e-13 MLMG: Timers: Solve = 0.637788985 Iter = 0.568790595 Bottom = 0.003846627 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 = 7.676236084e-19, 5.17689733e-13 MLMG: Timers: Solve = 0.714455686 Iter = 0.645877518 Bottom = 0.00440038 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 = 0.104444061 Iter = 0.097334104 Bottom = 0.002925057 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 = 1.614253305e-20, 2.988215007e-14 MLMG: Timers: Solve = 0.128083466 Iter = 0.117910769 Bottom = 0.002901752 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 = 3.426163486e-19, 1.547846743e-13 MLMG: Timers: Solve = 0.19022322 Iter = 0.166558928 Bottom = 0.036954972 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 = 1.926981343e-19, 8.705573478e-14 MLMG: Timers: Solve = 0.213971955 Iter = 0.190231088 Bottom = 0.044280229 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 = 6.110037837e-19, 2.913669062e-13 MLMG: Timers: Solve = 0.190979884 Iter = 0.16726431 Bottom = 0.037274059 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 = 1.72756826e-19, 1.165081873e-13 MLMG: Timers: Solve = 0.521525407 Iter = 0.468105376 Bottom = 0.003970303 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 = 4.646128744e-20, 1.492259552e-13 MLMG: Timers: Solve = 0.128361644 Iter = 0.117999854 Bottom = 0.003022873 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 = 4.91704487e-19, 2.221386085e-13 MLMG: Timers: Solve = 0.190768707 Iter = 0.167101729 Bottom = 0.037283029 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 = 2.134769113e-19, 9.644301663e-14 MLMG: Timers: Solve = 0.214047781 Iter = 0.190301192 Bottom = 0.044655361 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 = 0.191248224 Iter = 0.167468176 Bottom = 0.037706672 moveKick ... updating velocity only [Level 2 step 20] Advanced 53248 cells [STEP 5] Coarse TimeStep time: 6.396808873 [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: 0.024878575 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 = 0.671931329 Iter = 0.621338717 Bottom = 0.002359696 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 = 0.103326336 Iter = 0.096243473 Bottom = 0.001820498 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 = 0.127133623 Iter = 0.116969642 Bottom = 0.001885347 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 = 0.13012032 Iter = 0.118282931 Bottom = 0.009672215 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 = 0.131786808 Iter = 0.119816038 Bottom = 0.010896688 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 = 0.13085489 Iter = 0.118824106 Bottom = 0.010080475 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 = 0.45460814 Iter = 0.419909779 Bottom = 0.002363817 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 = 0.127387764 Iter = 0.11713895 Bottom = 0.001838112 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 = 0.129609028 Iter = 0.117775395 Bottom = 0.009304614 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 = 0.130011134 Iter = 0.118158041 Bottom = 0.009567013 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 = 0.115504669 Iter = 0.103670091 Bottom = 0.008521902 moveKick ... updating velocity only [Level 2 step 24] Advanced 11264 cells [STEP 6] Coarse TimeStep time: 3.539629031 [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: 0.040742898 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 = 0.53448557 Iter = 0.485177482 Bottom = 0.001812734 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 = 0.665035356 Iter = 0.61609345 Bottom = 0.002338662 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 = 0.103394966 Iter = 0.096339901 Bottom = 0.001801579 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 = 0.110894346 Iter = 0.100743676 Bottom = 0.001581516 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 = 0.114115694 Iter = 0.102380514 Bottom = 0.006457311 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 = 0.128168829 Iter = 0.116499588 Bottom = 0.00729138 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 = 0.128418303 Iter = 0.116682974 Bottom = 0.0074231 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 = 0.450627185 Iter = 0.41670306 Bottom = 0.002329569 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 = 0.127064883 Iter = 0.116864485 Bottom = 0.001823762 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 = 0.128362748 Iter = 0.116631607 Bottom = 0.007356906 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 = 0.128511312 Iter = 0.116762794 Bottom = 0.007433768 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 = 0.114231494 Iter = 0.102484615 Bottom = 0.006541299 moveKick ... updating velocity only [Level 2 step 28] Advanced 7168 cells [STEP 7] Coarse TimeStep time: 4.256528146 [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: 0.018251742 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 = 8.581502547e-20, 5.787414187e-14 MLMG: Timers: Solve = 0.773423778 Iter = 0.707830508 Bottom = 0.004779941 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 = 2.648632321e-21, 6.30792121e-14 MLMG: Timers: Solve = 0.104361521 Iter = 0.097316936 Bottom = 0.002962854 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 = 0.127847954 Iter = 0.117682595 Bottom = 0.002737841 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 = 6.047238285e-19, 2.731976488e-13 MLMG: Timers: Solve = 0.18167253 Iter = 0.159984062 Bottom = 0.033519155 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 = 9.264999819e-19, 4.185672942e-13 MLMG: Timers: Solve = 0.201369961 Iter = 0.179620118 Bottom = 0.037691433 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 = 0.181012085 Iter = 0.159265 Bottom = 0.032753264 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 = 2.43437755e-19, 1.641758083e-13 MLMG: Timers: Solve = 0.505718228 Iter = 0.454931427 Bottom = 0.00392299 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 = 0.12903647 Iter = 0.118736814 Bottom = 0.003501293 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 = 4.947580243e-19, 2.235181129e-13 MLMG: Timers: Solve = 0.180646447 Iter = 0.158950837 Bottom = 0.032513827 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 = 0.202326069 Iter = 0.180562106 Bottom = 0.03801056 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 = 1.13258893e-18, 5.400931078e-13 MLMG: Timers: Solve = 0.180658267 Iter = 0.15891104 Bottom = 0.032306775 moveKick ... updating velocity only [Level 2 step 32] Advanced 46080 cells [STEP 8] Coarse TimeStep time: 5.12340777 [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: 0.05195551 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 = 1.451161154e-18, 9.786713463e-13 MLMG: Timers: Solve = 0.639806992 Iter = 0.570500887 Bottom = 0.003851176 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 = 7.674118502e-19, 5.17546922e-13 MLMG: Timers: Solve = 0.714776049 Iter = 0.64578116 Bottom = 0.004409028 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 = 2.438373349e-21, 3.623414545e-14 MLMG: Timers: Solve = 0.104294512 Iter = 0.097214593 Bottom = 0.002955451 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 = 1.613756997e-20, 2.987296268e-14 MLMG: Timers: Solve = 0.128270783 Iter = 0.118054887 Bottom = 0.002939756 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 = 3.426097311e-19, 1.547816848e-13 MLMG: Timers: Solve = 0.19034428 Iter = 0.166635206 Bottom = 0.037034057 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 = 1.927047518e-19, 8.705872436e-14 MLMG: Timers: Solve = 0.213551702 Iter = 0.189736913 Bottom = 0.04398353 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 = 6.110302535e-19, 2.913795287e-13 MLMG: Timers: Solve = 0.191092631 Iter = 0.1673299 Bottom = 0.037366278 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 = 1.727965307e-19, 1.165349643e-13 MLMG: Timers: Solve = 0.521509714 Iter = 0.468390316 Bottom = 0.004005513 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 = 4.645963308e-20, 1.492206417e-13 MLMG: Timers: Solve = 0.128688264 Iter = 0.118343665 Bottom = 0.00304608 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 = 4.916713998e-19, 2.221236605e-13 MLMG: Timers: Solve = 0.190726756 Iter = 0.167054238 Bottom = 0.037384998 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 = 0.21421646 Iter = 0.19040797 Bottom = 0.044434115 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 = 2.574337027e-19, 1.227613699e-13 MLMG: Timers: Solve = 0.191132218 Iter = 0.167334648 Bottom = 0.037643963 moveKick ... updating velocity only [Level 2 step 36] Advanced 53248 cells [STEP 9] Coarse TimeStep time: 6.399441914 [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: 0.024808672 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 = 0.677200207 Iter = 0.625798274 Bottom = 0.002389112 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 = 0.103811497 Iter = 0.096711717 Bottom = 0.001839668 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 = 0.128000772 Iter = 0.117774199 Bottom = 0.00184719 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 = 0.131017851 Iter = 0.119100818 Bottom = 0.009767463 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 = 0.131016752 Iter = 0.119074502 Bottom = 0.009653891 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 = 0.130962266 Iter = 0.119028281 Bottom = 0.009709275 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 = 0.458049687 Iter = 0.422941947 Bottom = 0.002446237 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 = 0.128058829 Iter = 0.117750023 Bottom = 0.001862253 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 = 0.130739398 Iter = 0.118820282 Bottom = 0.009347081 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 = 0.130880209 Iter = 0.118948787 Bottom = 0.009641198 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 = 0.116437723 Iter = 0.104488698 Bottom = 0.008553059 moveKick ... updating velocity only [Level 2 step 40] Advanced 11264 cells [STEP 10] Coarse TimeStep time: 3.561505792 [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 = 0.131254876 seconds Time w/o init: 47.64044498 Run time = 49.35383875 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 (26.10-59-g2b64cbb7161b) finalized