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# Parameter definitions for thorn CarpetLib
private:
BOOLEAN verbose "Print info to the screen" STEERABLE=always
{
} "no"
BOOLEAN barriers "Insert barriers at strategic places for debugging purposes (slows down execution)" STEERABLE=always
{
} "no"
#BOOLEAN omit_prolongation_points_when_restricting "Do not restrict to points which are used to prolongate the boundary" STEERABLE=always
#{
#} "no"
#INT proper_nesting_distance "Minimum distance (in grid points) between two level interfaces" STEERABLE=always
#{
# 0:* :: "any non-negative value is fine; the default value is just a guess"
#} 4
BOOLEAN output_bboxes "Output bounding box information to the screen" STEERABLE=always
{
} "no"
BOOLEAN check_bboxes "Check bounding box information for self-consistency" STEERABLE=always
{
} "yes"
BOOLEAN poison_new_memory "Try to catch uninitialised data by setting newly allocated memory to values that will catch your attention" STEERABLE=always
{
} "no"
CCTK_INT poison_value "Integer value (0..255) used to poison new timelevels (with memset)" STEERABLE=always
{
0:255 :: "Must fit into a byte. Use 0 for zero, 255 for nan, and e.g. 113 for a large value."
} 255
INT print_timestats_every "Print timing statistics periodically" STEERABLE=always
{
-1 :: "don't report"
0 :: "don't report"
1:* :: "report every so many iterations"
} 0
STRING timestat_file "File name in which timestat output is collected (because stdout from the root node may not be enough)" STEERABLE=always
{
"^$" :: "empty filename: no file output"
"^.+$" :: "file name"
} "carpetlib-timing-statistics"
INT print_memstats_every "Report periodically how much memory is used per process" STEERABLE=always
{
-1 :: "don't report"
0 :: "don't report"
1:* :: "report every so many iterations"
} 0
INT max_allowed_memory_MB "Maximum allowed amount of memory per process (in Megabytes)" STEERABLE=always
{
-1 :: "no maximum"
0 :: "no maximum"
1:* :: "abort if more memory is used"
} 0
STRING memstat_file "File name in which memstat output is collected (because stdout from the root node may not be enough)" STEERABLE=always
{
"^$" :: "empty filename: no file output"
"^.+$" :: "file name"
} "carpetlib-memory-statistics"
# Experimental communication parameters
BOOLEAN interleave_communications "Try to interleave communications with each other; each processor begins to communicate with its 'right neighbour' in rank, instead of with the root processor" STEERABLE=always
{
} "no"
BOOLEAN vary_tags "Use different tags for each communication" STEERABLE=always
{
} "no"
BOOLEAN barrier_between_stages "Add a barrier between the communication stages (slows down, but may make timing numbers easier to interpret)" STEERABLE=always
{
} "no"
BOOLEAN combine_sends "Send data together and in order of processor ranks" STEERABLE=always
{
} "no"
BOOLEAN reduce_mpi_waitall "Call MPI_Waitall only for requests that are not null" STEERABLE=always
{
} "no"
BOOLEAN use_mpi_send "Use MPI_Send instead of MPI_Isend" STEERABLE=always
{
} "no"
BOOLEAN use_mpi_ssend "Use MPI_Ssend instead of MPI_Isend" STEERABLE=always
{
} "no"
SHARES: IO
USES STRING out_dir
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