🚀 go-pugleaf

In article <27SEP92.14332660@wl.aecl.ca>, harrisp@wl.aecl.ca writes:
>  We are considering purchasing a VS-4000-90. However, I've got very little
> in the way of performance benchmarks for it. I'd really be interested in
> knowing if anyone out there has run the LINPACK benchmark, and what numbers
> they got out. Specmarks are nice, but they never seem to correlate well with
> the performance I see when I use the box, but the LINPACK measurements do.
> Maybe that's cause I use a lot of the Linpack codes. (sorry for rambling
> a bit here) Alternatively, if some kind soul would be willing to run the
> Linpack benchmark on there system for me, I'd be more than happy to mail
> them the code.
> 
>                 Thanks in advance
>                                 Phil
VMS 5.5-2 and FORTRAN V 5.2:
VAXstation 4000-90 with 16 MB(more to come!).
$ run LINPACKS.EXE;1
....

    norm. resid      resid           machep         x(1)          x(n)
 1.42986751E+00  3.40938568E-05  1.19209290E-07  9.99960721E-01  9.99971569E-01

   times are reported for matrices of order   100
     sgefa      sgesl      total     mflops       unit      ratio
times for array with leading dimension of 201
 7.031E-02  0.000E+00  7.031E-02  9.766E+00  2.048E-01  1.256E+00
 8.984E-02  0.000E+00  8.984E-02  7.643E+00  2.617E-01  1.604E+00
 7.031E-02  1.172E-02  8.203E-02  8.371E+00  2.389E-01  1.465E+00
 7.695E-02  1.953E-03  7.891E-02  8.702E+00  2.298E-01  1.409E+00

times for array with leading dimension of 200
 7.813E-02  0.000E+00  7.813E-02  8.789E+00  2.275E-01  1.395E+00
 7.031E-02  0.000E+00  7.031E-02  9.766E+00  2.048E-01  1.256E+00
 8.203E-02  0.000E+00  8.203E-02  8.371E+00  2.389E-01  1.465E+00
 7.617E-02  1.953E-03  7.813E-02  8.789E+00  2.275E-01  1.395E+00
FORTRAN STOP
$ run LINPACKd.EXE;1
....
    norm. resid      resid           machep         x(1)          x(n)
 2.10131413E+00  1.16642807E-14  2.77555756E-17  1.00000000E+00  1.00000000E+00


   times are reported for matrices of order   100
     dgefa      dgesl      total     mflops       unit      ratio
times for array with leading dimension of 201
 1.172E-01  0.000E+00  1.172E-01  5.860E+00  3.413E-01  2.093E+00
 1.289E-01  7.813E-03  1.367E-01  5.022E+00  3.982E-01  2.441E+00
 1.172E-01  0.000E+00  1.172E-01  5.860E+00  3.413E-01  2.093E+00
 1.227E-01  5.078E-03  1.277E-01  5.376E+00  3.720E-01  2.281E+00

times for array with leading dimension of 200
 1.211E-01  0.000E+00  1.211E-01  5.671E+00  3.527E-01  2.162E+00
 1.289E-01  0.000E+00  1.289E-01  5.327E+00  3.755E-01  2.302E+00
 1.172E-01  0.000E+00  1.172E-01  5.860E+00  3.413E-01  2.093E+00
 1.223E-01  5.078E-03  1.273E-01  5.392E+00  3.709E-01  2.274E+00
FORTRAN STOP
$
-- 
Jean-Pierre Farine
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