Initializing AMReX (26.09-3-gf3531b15b7f4)... MPI initialized with 2 MPI processes MPI initialized with thread support level 0 OMP initialized with 2 OMP threads AMReX (26.09-3-gf3531b15b7f4) initialized Successfully read inputs file ... AMReX git describe: 26.09-3-gf3531b15b Nyx git describe: 26.09 Nyx::hydro_tile_size unset, using fabarray.mfiter_tile_size default: (1024000,8,8) Suggested default for currently compiled CPU / GPU: nyx.hydro_tile_size=(1024,16,16) Nyx::sundials_tile_size unset, using fabarray.mfiter_tile_size default: (1024000,8,8) Suggested default for currently compiled CPU / GPU: nyx.sundials_tile_size=(1024,16,16) 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: 0.000290066 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: 0.000702224 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: 0.001276059 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: 0.001540748 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 -8.67361738e-19 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 = 0.051271171 Iter = 0.045916993 Bottom = 0.000743619 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 = 0.016593357 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 -8.67361738e-19 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 = 0.049509087 Iter = 0.046116875 Bottom = 0.000797911 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 = 0.00468622 Iter = 0.004355079 Bottom = 0.000466925 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 = 1.613906923e-20, 2.987573804e-14 MLMG: Timers: Solve = 0.01238804 Iter = 0.011836356 Bottom = 0.000471454 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 = 3.426097311e-19, 1.547816848e-13 MLMG: Timers: Solve = 0.036406557 Iter = 0.03575179 Bottom = 0.015271083 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 = 0.042542981 Iter = 0.041927088 Bottom = 0.019347999 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 = 6.11023636e-19, 2.913763731e-13 MLMG: Timers: Solve = 0.036143794 Iter = 0.035535794 Bottom = 0.015451396 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 = 1.727971511e-19, 1.165353827e-13 MLMG: Timers: Solve = 0.043394984 Iter = 0.040995097 Bottom = 0.00067447 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 = 4.646702601e-20, 1.492443865e-13 MLMG: Timers: Solve = 0.012317139 Iter = 0.011731453 Bottom = 0.00048713 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 = 4.916713998e-19, 2.221236606e-13 MLMG: Timers: Solve = 0.036352914 Iter = 0.03572603 Bottom = 0.015624088 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 = 0.043007394 Iter = 0.042381015 Bottom = 0.019748077 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 = 2.574204678e-19, 1.227550586e-13 MLMG: Timers: Solve = 0.036506709 Iter = 0.035883033 Bottom = 0.015782913 moveKick ... updating velocity only [Level 2 step 4] Advanced 53248 cells [STEP 1] Coarse TimeStep time: 0.505096564 [STEP 1] FAB kilobyte spread across MPI nodes: [19980 ... 20530] 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: 0.00074516 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 = 3.148796385e-19, 2.123566213e-13 MLMG: Timers: Solve = 0.033011075 Iter = 0.03070348 Bottom = 0.000415092 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 4.33680869e-19 to ensure solvability MLMG: Initial rhs = 2.892150254e-08 MLMG: Initial residual (resid0) = 3.873110818e-08 MLMG: Final Iter. 7 resid, resid/resid0 = 3.887903975e-21, 1.003819451e-13 MLMG: Timers: Solve = 0.004497386 Iter = 0.00413877 Bottom = 0.000307099 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 = 2.529781977e-20, 4.682990236e-14 MLMG: Timers: Solve = 0.012134905 Iter = 0.01154248 Bottom = 0.000311939 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 = 8.975054403e-20, 4.054683552e-14 MLMG: Timers: Solve = 0.009056526 Iter = 0.008828021 Bottom = 0.002595133 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 = 8.614674557e-19, 3.891873816e-13 MLMG: Timers: Solve = 0.008933665 Iter = 0.008705681 Bottom = 0.002552123 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 = 0.008941445 Iter = 0.008712809 Bottom = 0.002552377 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 = 9.899697571e-20, 6.676412418e-14 MLMG: Timers: Solve = 0.026641781 Iter = 0.025318429 Bottom = 0.000419596 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 = 1.085245454e-20, 2.929146818e-14 MLMG: Timers: Solve = 0.012206857 Iter = 0.01160508 Bottom = 0.000324183 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 = 1.294155088e-19, 4.677198815e-14 MLMG: Timers: Solve = 0.008943651 Iter = 0.00871529 Bottom = 0.002440371 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 = 5.941983688e-19, 2.147489071e-13 MLMG: Timers: Solve = 0.008970571 Iter = 0.00874272 Bottom = 0.002517044 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 = 0.007968507 Iter = 0.0077407 Bottom = 0.002278438 moveKick ... updating velocity only [Level 2 step 8] Advanced 11264 cells [STEP 2] Coarse TimeStep time: 0.20366623 [STEP 2] FAB kilobyte spread across MPI nodes: [19980 ... 20530] 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: 0.000905931 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 = 3.389650699e-19, 1.142898163e-13 MLMG: Timers: Solve = 0.025046271 Iter = 0.022821088 Bottom = 0.000312415 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 = 4.684092198e-19, 1.579348683e-13 MLMG: Timers: Solve = 0.030838318 Iter = 0.029032485 Bottom = 0.000412353 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 = 5.039597882e-21, 7.488825397e-14 MLMG: Timers: Solve = 0.004557747 Iter = 0.004143046 Bottom = 0.000306099 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 = 4.290203783e-19, 7.941784158e-13 MLMG: Timers: Solve = 0.010520329 Iter = 0.00992532 Bottom = 0.000275353 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 = 2.645209241e-18, 9.560036233e-13 MLMG: Timers: Solve = 0.006678337 Iter = 0.006454243 Bottom = 0.001427833 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 = 4.839120321e-19, 1.748903825e-13 MLMG: Timers: Solve = 0.007519661 Iter = 0.007292877 Bottom = 0.001593508 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 = 0.007839419 Iter = 0.007614109 Bottom = 0.001648521 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 = 1.523600514e-19, 1.027524863e-13 MLMG: Timers: Solve = 0.024954039 Iter = 0.023621067 Bottom = 0.000415617 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 = 3.455898561e-20, 1.003257857e-13 MLMG: Timers: Solve = 0.012094005 Iter = 0.011494454 Bottom = 0.000312958 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 = 8.703925278e-20, 3.932194845e-14 MLMG: Timers: Solve = 0.007584057 Iter = 0.007357522 Bottom = 0.001613253 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 = 4.288850826e-19, 1.937585236e-13 MLMG: Timers: Solve = 0.007568859 Iter = 0.00734618 Bottom = 0.001637621 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 = 1.168963163e-18, 5.574387416e-13 MLMG: Timers: Solve = 0.006726851 Iter = 0.006505291 Bottom = 0.001455718 moveKick ... updating velocity only [Level 2 step 12] Advanced 7168 cells [STEP 3] Coarse TimeStep time: 0.215725008 [STEP 3] FAB kilobyte spread across MPI nodes: [19980 ... 20530] 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: 0.000566628 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 = 8.592090459e-20, 5.794554735e-14 MLMG: Timers: Solve = 0.054383266 Iter = 0.049826422 Bottom = 0.000853983 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 -3.252606517e-19 to ensure solvability MLMG: Initial rhs = 1.432880048e-08 MLMG: Initial residual (resid0) = 4.198898866e-08 MLMG: Final Iter. 7 resid, resid/resid0 = 2.64697796e-21, 6.303981222e-14 MLMG: Timers: Solve = 0.004771672 Iter = 0.004332184 Bottom = 0.000483987 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 = 3.715095606e-20, 6.877176218e-14 MLMG: Timers: Solve = 0.012242065 Iter = 0.011675727 Bottom = 0.000450435 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 = 0.032115191 Iter = 0.031528213 Bottom = 0.01326757 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 = 9.26605861e-19, 4.186151275e-13 MLMG: Timers: Solve = 0.035324439 Iter = 0.034734588 Bottom = 0.014576236 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 = 6.033966172e-19, 2.877393074e-13 MLMG: Timers: Solve = 0.031105289 Iter = 0.030515245 Bottom = 0.012506356 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 = 2.432550515e-19, 1.64052592e-13 MLMG: Timers: Solve = 0.042407743 Iter = 0.039315123 Bottom = 0.0006634 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 = 3.301996438e-20, 1.060546274e-13 MLMG: Timers: Solve = 0.012496852 Iter = 0.011805756 Bottom = 0.000567625 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 = 0.031121828 Iter = 0.030511397 Bottom = 0.012463225 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 = 0.035425915 Iter = 0.034830369 Bottom = 0.014723278 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 = 0.030495689 Iter = 0.029904537 Bottom = 0.011937155 moveKick ... updating velocity only [Level 2 step 16] Advanced 46080 cells [STEP 4] Coarse TimeStep time: 0.45858299 [STEP 4] FAB kilobyte spread across MPI nodes: [19980 ... 20530] 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: 0.001418357 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 -8.67361738e-19 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 7.152210038e-07 MLMG: Final Iter. 7 resid, resid/bnorm = 1.451211198e-18, 9.787050965e-13 MLMG: Timers: Solve = 0.047349464 Iter = 0.042015576 Bottom = 0.000664708 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 -8.67361738e-19 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 = 0.051792576 Iter = 0.047762214 Bottom = 0.000764507 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 = 0.004803695 Iter = 0.004323001 Bottom = 0.000468595 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 = 1.613741487e-20, 2.987267558e-14 MLMG: Timers: Solve = 0.01235562 Iter = 0.011746543 Bottom = 0.000477366 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 = 0.036639665 Iter = 0.035921357 Bottom = 0.015300693 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 = 0.043044368 Iter = 0.042364397 Bottom = 0.019494402 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 = 0.036568558 Iter = 0.035881008 Bottom = 0.01554374 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 = 1.72810386e-19, 1.165443084e-13 MLMG: Timers: Solve = 0.045423599 Iter = 0.042466682 Bottom = 0.00067087 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 = 4.645379112e-20, 1.492018783e-13 MLMG: Timers: Solve = 0.012471403 Iter = 0.011744058 Bottom = 0.000490385 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 = 4.916912521e-19, 2.221326293e-13 MLMG: Timers: Solve = 0.036600757 Iter = 0.035905373 Bottom = 0.015633452 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 = 0.043379609 Iter = 0.042688549 Bottom = 0.019745639 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 = 2.57430394e-19, 1.227597921e-13 MLMG: Timers: Solve = 0.03700987 Iter = 0.036322483 Bottom = 0.015885847 moveKick ... updating velocity only [Level 2 step 20] Advanced 53248 cells [STEP 5] Coarse TimeStep time: 0.575809971 [STEP 5] FAB kilobyte spread across MPI nodes: [20551 ... 20566] 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: 0.000745708 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 = 3.150385088e-19, 2.124637644e-13 MLMG: Timers: Solve = 0.034368178 Iter = 0.031643513 Bottom = 0.000424448 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 2.168404345e-19 to ensure solvability MLMG: Initial rhs = 2.892150254e-08 MLMG: Initial residual (resid0) = 3.873110818e-08 MLMG: Final Iter. 7 resid, resid/resid0 = 3.887852277e-21, 1.003806103e-13 MLMG: Timers: Solve = 0.004615497 Iter = 0.004210606 Bottom = 0.00030317 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 = 2.529451105e-20, 4.682377744e-14 MLMG: Timers: Solve = 0.012222839 Iter = 0.01162646 Bottom = 0.000332479 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 = 8.971083936e-20, 4.052889803e-14 MLMG: Timers: Solve = 0.009224571 Iter = 0.008971321 Bottom = 0.002589806 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 = 8.614542208e-19, 3.891814025e-13 MLMG: Timers: Solve = 0.009153146 Iter = 0.008899927 Bottom = 0.002571892 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 = 1.898592505e-19, 9.053741384e-14 MLMG: Timers: Solve = 0.0091034 Iter = 0.008853294 Bottom = 0.002562085 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 = 9.8361701e-20, 6.63356913e-14 MLMG: Timers: Solve = 0.027702175 Iter = 0.026168061 Bottom = 0.000430219 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 = 1.08540572e-20, 2.929579386e-14 MLMG: Timers: Solve = 0.012234381 Iter = 0.011581264 Bottom = 0.000320175 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 = 1.294155088e-19, 4.677198815e-14 MLMG: Timers: Solve = 0.008994479 Iter = 0.008742846 Bottom = 0.002440823 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 = 5.943042479e-19, 2.147871728e-13 MLMG: Timers: Solve = 0.0090891 Iter = 0.008840246 Bottom = 0.002524128 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 = 0.008043131 Iter = 0.007793023 Bottom = 0.002291088 moveKick ... updating velocity only [Level 2 step 24] Advanced 11264 cells [STEP 6] Coarse TimeStep time: 0.208289062 [STEP 6] FAB kilobyte spread across MPI nodes: [20551 ... 20566] 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: 0.000932329 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 = 3.389121304e-19, 1.142719665e-13 MLMG: Timers: Solve = 0.025756303 Iter = 0.023337186 Bottom = 0.000335734 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 = 4.679857034e-19, 1.5779207e-13 MLMG: Timers: Solve = 0.031432679 Iter = 0.029573613 Bottom = 0.000418471 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 = 5.039494484e-21, 7.488671749e-14 MLMG: Timers: Solve = 0.004520807 Iter = 0.004142544 Bottom = 0.000303273 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 = 4.290336132e-19, 7.942029155e-13 MLMG: Timers: Solve = 0.010565094 Iter = 0.009958864 Bottom = 0.000275182 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 = 0.006669867 Iter = 0.006441875 Bottom = 0.001428748 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 = 0.007507513 Iter = 0.007283423 Bottom = 0.001582352 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 = 0.007574535 Iter = 0.007348961 Bottom = 0.001635079 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 = 1.525718096e-19, 1.028952973e-13 MLMG: Timers: Solve = 0.025592867 Iter = 0.024186331 Bottom = 0.000424789 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 = 3.456394869e-20, 1.003401937e-13 MLMG: Timers: Solve = 0.012190223 Iter = 0.011531255 Bottom = 0.00031486 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 = 8.709880978e-20, 3.934885467e-14 MLMG: Timers: Solve = 0.007625179 Iter = 0.007396912 Bottom = 0.001654407 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 = 4.289380222e-19, 1.937824402e-13 MLMG: Timers: Solve = 0.00757686 Iter = 0.007350075 Bottom = 0.001636001 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 = 0.006718713 Iter = 0.006489863 Bottom = 0.001451715 moveKick ... updating velocity only [Level 2 step 28] Advanced 7168 cells [STEP 7] Coarse TimeStep time: 0.218422762 [STEP 7] FAB kilobyte spread across MPI nodes: [20551 ... 20566] 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: 0.000584491 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 = 0.054208379 Iter = 0.049731949 Bottom = 0.000830391 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 -2.168404345e-19 to ensure solvability MLMG: Initial rhs = 1.432880048e-08 MLMG: Initial residual (resid0) = 4.198898866e-08 MLMG: Final Iter. 7 resid, resid/resid0 = 2.645323599e-21, 6.300041233e-14 MLMG: Timers: Solve = 0.004833679 Iter = 0.004356824 Bottom = 0.0004829 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 = 3.715633273e-20, 6.878171517e-14 MLMG: Timers: Solve = 0.012277186 Iter = 0.01170037 Bottom = 0.000457258 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 = 6.046708889e-19, 2.731737321e-13 MLMG: Timers: Solve = 0.032052575 Iter = 0.031462756 Bottom = 0.013249314 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 = 9.264470423e-19, 4.185433776e-13 MLMG: Timers: Solve = 0.03542083 Iter = 0.0348241 Bottom = 0.014676254 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 = 0.031558376 Iter = 0.03054865 Bottom = 0.012536908 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 = 2.431491207e-19, 1.639811517e-13 MLMG: Timers: Solve = 0.042018215 Iter = 0.039352986 Bottom = 0.000672131 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 = 3.301339863e-20, 1.060335393e-13 MLMG: Timers: Solve = 0.013031577 Iter = 0.01193146 Bottom = 0.000566658 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 = 4.94784494e-19, 2.235300712e-13 MLMG: Timers: Solve = 0.030944411 Iter = 0.030333813 Bottom = 0.012389523 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 = 9.266540443e-19, 4.045559221e-13 MLMG: Timers: Solve = 0.03548344 Iter = 0.034887333 Bottom = 0.014773604 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 = 0.030606836 Iter = 0.030010953 Bottom = 0.011979945 moveKick ... updating velocity only [Level 2 step 32] Advanced 46080 cells [STEP 8] Coarse TimeStep time: 0.460408406 [STEP 8] FAB kilobyte spread across MPI nodes: [20551 ... 20566] 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: 0.001412169 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 -8.67361738e-19 to ensure solvability MLMG: Initial rhs = 1.482787005e-06 MLMG: Initial residual (resid0) = 7.152210038e-07 MLMG: Final Iter. 7 resid, resid/bnorm = 1.45121125e-18, 9.787051314e-13 MLMG: Timers: Solve = 0.047326055 Iter = 0.04238599 Bottom = 0.00066826 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 -8.67361738e-19 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 = 0.05162648 Iter = 0.047866783 Bottom = 0.000749538 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 = 0.004739343 Iter = 0.004297045 Bottom = 0.000478781 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 = 1.614155077e-20, 2.988033173e-14 MLMG: Timers: Solve = 0.012387363 Iter = 0.011791224 Bottom = 0.000474533 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 = 3.426295835e-19, 1.547906535e-13 MLMG: Timers: Solve = 0.036676197 Iter = 0.035969472 Bottom = 0.015264389 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 = 1.926915169e-19, 8.70527452e-14 MLMG: Timers: Solve = 0.042936868 Iter = 0.042250436 Bottom = 0.019399971 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 = 0.036487797 Iter = 0.035808098 Bottom = 0.015521181 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 = 1.727971511e-19, 1.165353827e-13 MLMG: Timers: Solve = 0.04546314 Iter = 0.04248712 Bottom = 0.000662496 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 = 4.64587025e-20, 1.492176528e-13 MLMG: Timers: Solve = 0.012478255 Iter = 0.011743528 Bottom = 0.000497463 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 = 4.916846347e-19, 2.221296397e-13 MLMG: Timers: Solve = 0.036742936 Iter = 0.036044353 Bottom = 0.015697256 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 = 2.134702939e-19, 9.644002705e-14 MLMG: Timers: Solve = 0.043387941 Iter = 0.042695123 Bottom = 0.019747326 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 = 2.57430394e-19, 1.227597921e-13 MLMG: Timers: Solve = 0.037047127 Iter = 0.036364549 Bottom = 0.015910762 moveKick ... updating velocity only [Level 2 step 36] Advanced 53248 cells [STEP 9] Coarse TimeStep time: 0.575575706 [STEP 9] FAB kilobyte spread across MPI nodes: [20551 ... 20566] 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: 0.000723179 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 = 3.151178665e-19, 2.125172837e-13 MLMG: Timers: Solve = 0.034417164 Iter = 0.031675636 Bottom = 0.000418835 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 4.33680869e-19 to ensure solvability MLMG: Initial rhs = 2.892150254e-08 MLMG: Initial residual (resid0) = 3.873110818e-08 MLMG: Final Iter. 7 resid, resid/resid0 = 3.887852277e-21, 1.003806103e-13 MLMG: Timers: Solve = 0.004588034 Iter = 0.00417774 Bottom = 0.000306292 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 = 2.530443721e-20, 4.68421522e-14 MLMG: Timers: Solve = 0.012152928 Iter = 0.011548285 Bottom = 0.000315313 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 = 8.977701381e-20, 4.055879384e-14 MLMG: Timers: Solve = 0.009229998 Iter = 0.008979654 Bottom = 0.002583707 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 = 8.614542208e-19, 3.891814025e-13 MLMG: Timers: Solve = 0.009068751 Iter = 0.008813756 Bottom = 0.002546848 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 = 0.009105997 Iter = 0.008850774 Bottom = 0.002563279 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 = 9.8361701e-20, 6.63356913e-14 MLMG: Timers: Solve = 0.027748753 Iter = 0.026197343 Bottom = 0.000420839 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 = 1.085245454e-20, 2.929146818e-14 MLMG: Timers: Solve = 0.012182172 Iter = 0.011534883 Bottom = 0.00031747 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 = 1.294419785e-19, 4.678155458e-14 MLMG: Timers: Solve = 0.008991947 Iter = 0.008740007 Bottom = 0.002448353 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 = 5.943307177e-19, 2.147967392e-13 MLMG: Timers: Solve = 0.009062357 Iter = 0.008812735 Bottom = 0.002524346 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 = 0.008057062 Iter = 0.007806846 Bottom = 0.002281837 moveKick ... updating velocity only [Level 2 step 40] Advanced 11264 cells [STEP 10] Coarse TimeStep time: 0.207522162 [STEP 10] FAB kilobyte spread across MPI nodes: [20551 ... 20566] 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 = 0.0127277 seconds Time w/o init: 3.642320475 Run time = 3.738354126 Unused ParmParse Variables: [TOP]::amr.probin_file(nvals = 1) :: [] [TOP]::particles.particle_output_file(nvals = 1) :: [final_particles] AMReX (26.09-3-gf3531b15b7f4) finalized