# *****************************************************************
# Problem size and geometry
# *****************************************************************
geometry.prob_lo     =  -0.5 -0.5 -0.5
geometry.prob_hi     =   0.5  0.5  0.5
geometry.is_periodic =   1    1    1

# *****************************************************************
# VERBOSITY
# *****************************************************************
amr.v              = 1       # verbosity in Amr

# *****************************************************************
# Resolution and refinement
# *****************************************************************
amr.n_cell          = 64 64 64
amr.max_level       = 1     # number of levels = max_level + 1
amr.max_grid_size   = 32    # at least 128 for GPUs
amr.blocking_factor = 16    # grid size must be divisible by this
amr.n_error_buf     = 3     # minimum 3 cell buffer around tagged cells
amr.grid_eff        = 0.9

do_reflux = 1
do_subcycle = 1
do_tracers = 1      # turn on tracer particles

derived_vars = magnetic_divergence
stop_time = 0.05