'ScaLAPACK HRD input file' 'MPI machine.' 'HRD.out' output file name (if any) 6 device out 1 number of problems sizes 100 101 values of N 1 1 values of ILO 100 101 values of IHI 1 number of NB's 2 1 2 3 4 5 values of NB 1 number of processor grids (ordered pairs of P & Q) 2 1 4 values of P 2 4 1 values of Q 1.0 threshold