message: print from myid = 0 only
diff: @@ -108,16 +108,20 @@ int main(int argc, char *argv[])
  args.Parse();
  if (!args.Good())
  + {
  + if (myid == 0)
  {
  args.PrintUsage(cout);
  + }
  + MPI_Finalize();
  return 1;
  }
  - args.PrintOptions(cout);
  + if (myid == 0) { args.PrintOptions(cout); }
  // Enable hardware devices such as GPUs, and programming models such as CUDA,
  // OCCA, RAJA and OpenMP based on command line options.
  Device device("cpu");
  - device.Print();
  + if (myid == 0) { device.Print(); }
  // Refine the mesh.
  Mesh mesh(mesh_file, 1, 1);
  