run.sh

#!/bin/bash

usage() { echo "Usage: $0 <config.json>" 1>&2; exit 1; }

export MPI_DIR="/opt/mpich"
export MPI_NUM_PROC=1

export OMP_PLACES=cores
export OMP_PROC_BIND=spread
export OMP_NUM_THREADS=1

# export OMP_DISPLAY_ENV=verbose
# export OMP_DISPLAY_AFFINITY=true  # to measure thread migration

if [[ $# == 0 ]]; then
  echo "Empty argument list, at least configuration file is required"
  usage
fi

# Clearing shared memory allocated by `PetscShmgetAllocateArray()`
ipcrm --all

./external/petsc/lib/petsc/bin/petscfreesharedmemory

# This can be useful to track down `KSPSolve()` residues
# -predict_ksp_monitor_true_residual \
# -correct_ksp_monitor_true_residual \

$MPI_DIR/bin/mpiexec -np $MPI_NUM_PROC ./build/xpic.out $@ \
    -predict_pc_type none                                  \
    -mpi_linear_solver_server                              \
    -mpi_linear_solver_server_view                         \