build_test_filter
+get_mpiuser_id $MPI_USER
+MPI_RUNAS=${MPI_RUNAS:-"runas -u $MPI_USER_UID -g $MPI_USER_GID"}
+$GSS_KRB5 && refresh_krb5_tgt $MPI_USER_UID $MPI_USER_GID $MPI_RUNAS
+
# single-IOR-rates
test_1() {
echo "Single client I/O performance as a percentage of raw"