SMPI_app_instance_start("alltoall_mpi", alltoall_mpi,
{e.host_by_name_or_null("Ginette"), e.host_by_name_or_null("Bourassa"),
e.host_by_name_or_null("Jupiter"), e.host_by_name_or_null("Fafard")});
SMPI_app_instance_start("alltoall_mpi", alltoall_mpi,
{e.host_by_name_or_null("Ginette"), e.host_by_name_or_null("Bourassa"),
e.host_by_name_or_null("Jupiter"), e.host_by_name_or_null("Fafard")});