[Users] init_3_timelevels on Latest stable ET

[Erik Schnetter]

Could you open a Trac ticket for this?

-erik

On Fri, Nov 4, 2011 at 7:05 AM, Yosef Zlochower <yosef at astro.rit.edu> wrote:
> Hi,
>   If I use the carpet::init_3_timelevels=yes I get the following
> error
> WARNING level 0 in thorn CarpetLib processor 0 host quasar.ccrg.rit.edu
>   (line 385 of
> /home/yosef/ET/Maxwell/Cactus/configs/lazev/build/CarpetLib/gdata.cc):
>   -> Internal error: extrapolation in time.  variable=ADMBASE::alp
> time=1280  times=[2560,4955,2395]
> WARNING level 0 in thorn CarpetLib processor 0 host quasar.ccrg.rit.edu
>   (line 385 of
> /home/yosef/ET/Maxwell/Cactus/configs/lazev/build/CarpetLib/gdata.cc):
>   -> Internal error: extrapolation in time.  variable=ADMBASE::alp
> time=1280  times=[2560,4955,2395]
>
> This error message did not occur when I ran with the previous
> stable ET version.
>
>
> Here is a short parfile with no physics thorns that displays
> the problem.
>
> #==============================================================================
>
> ActiveThorns = "admbase boundary coordgauge time cartgrid3d CoordBase
> Slab LocalReduce Carpet CarpetInterp CarpetLib CarpetReduce CarpetSlab
> CarpetRegrid2 InitBase SymBase LoopControl GSL IOUtil MoL"
>
>
> # Grid
>
> mol::ode_method                        = "RK4"
> mol::mol_intermediate_steps            = 4
> mol::mol_num_scratch_levels            = 1
>
>
>
> CoordBase::domainsize       = "minmax"
> CoordBase::xmin             = -400
> CoordBase::ymin             = -400
> CoordBase::zmin             = -400
> CoordBase::xmax             = 400
> CoordBase::ymax             = 400
> CoordBase::zmax             = 400
> CoordBase::spacing          = "numcells"
> CoordBase::ncells_x         = 20
> CoordBase::ncells_y         = 20
> CoordBase::ncells_z         = 20
> CartGrid3D::type            = "coordbase"
> CartGrid3D::domain          = "full"
>
> CoordBase::boundary_size_x_lower        = 1
> CoordBase::boundary_size_y_lower        = 1
> CoordBase::boundary_size_z_lower        = 1
>
> CoordBase::boundary_size_x_upper        = 1
> CoordBase::boundary_size_y_upper        = 1
> CoordBase::boundary_size_z_upper        = 1
>
> driver::ghost_size                        = 4
>
> #---------------------------------------------------------------------------
>
> cactus::cctk_itlast                     = 2
>
> time::dtfac                        = 0.25
> Carpet::domain_from_coordbase       = yes
> Carpet::prolongation_order_space   = 5
> Carpet::prolongation_order_time    = 2
> Carpet::max_refinement_levels      = 9
> Carpet::use_buffer_zones = yes
>
> Carpet::init_3_timelevels = "yes"
>
>
> CarpetRegrid2::regrid_every = 32
>
> CarpetRegrid2::num_centres = 1
>
> CarpetRegrid2::num_levels_1 = 6
> CarpetRegrid2::position_x_1 = 0
> CarpetRegrid2::position_y_1 = 0
> CarpetRegrid2::position_z_1 = 0
> CarpetRegrid2::radius_1[ 1] = 200
> CarpetRegrid2::radius_1[ 2] = 100
> CarpetRegrid2::radius_1[ 3] = 50
> CarpetRegrid2::radius_1[ 4] = 25
> CarpetRegrid2::radius_1[ 5] = 12.5
>
>
> admbase::metric_type                    = "Physical"
> admbase::lapse_timelevels=3
> admbase::shift_timelevels=3
> admbase::metric_timelevels=3
>
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-- 
Erik Schnetter <schnetter at cct.lsu.edu>   http://www.cct.lsu.edu/~eschnett/