A/UX performance

Jerry Whitnell jwhitnel at csi.UUCP
Tue Apr 5 06:10:16 AEST 1988


In article <10209 at steinmetz.steinmetz.ge.com> davidsen at kbsvax.steinmetz.UUCP (William E. Davidsen Jr) writes:
>This is the output of tbl and troff, edited to take out the control
>sequences. You may have to print it to make it clear. At this time I
>can't supply the original benchmarks.

A little cleanup work with the editor...

>
Test                    Vax          UNISYS386+387   Sun3/280S      Mac II
____________________________________________________________________________
test conditions
 cpu/speed          |  11/780    |   80386:16    |  68020:25    |   68020:16
 fp chip            |     FPU    |   80387:16    |  68881/25    |   68881:16
 memory (mb)        |       8    |          1    |        16    |          5
 disk type          |     dec    |       ---     |      ---     |  quantum80
 rated seek (ms)    |     <20    |         20    |       <20    |         28
 O/S                |    Ultrix  |  Xenix/386    |   SunOS 3    |      A/UX

_______________________________________________________________________________
math speed (k ops/sec)
short               |     308.4  |       1193.6  |      1114.5  |        891.9
long                |     503.1  |       1227.8  |      1787.9  |        905.6
float               |     128.0  |        341.1  |       181.8  |        145.7
double              |     181.5  |        279.1  |       180.2  |        138.4
_______________________________________________________________________________
Compare and branch (k ops/sec)
integer             |     293.0  |        827.8  |      1666.7  |        646.6
float               |     115.8  |        144.1  |        74.3  |        116.3
_______________________________________________________________________________
Transcendental functions (k ops/sec)
circle points       |     537    |       1295    |      4615    |       1786
trig functions      |    2550    |       4250    |      7650    |       7650
_______________________________________________________________________________
Standard benchmarks
Dhrystone           |    1453    |       5319    |      7444    |       3226
Dhampstone          |    1430    |       6207    |      8640    |       3661
________________________________________________________________________________
bit ops. (vals/sec)
Turing machine      |      48.0  |        160.1  |       212.3  |        113.6
BTG                 |   10084    |      68966    |    114286    |      54545
GTB                 |    2652    |      14085    |     27273    |      13953
Sieve               |     801    |       3621    |      3650    |       2122
_______________________________________________________________________________
Sort (sec)
integer             |       1.073|          0.413|         0.243|          0.510
float               |       1.117|          0.760|         0.843|          1.567
________________________________________________________________________________
disk performance (kb)
write                |      20.4  |        117.0  |       687.7  |         41.9
read                 |      22.4  |         54.7  |       613.2  |         45.2
access (ms)          |     123.5  |          6.6  |        34.9  |         17.1
________________________________________________________________________________
System performance (k/sec)
 xfer via pipes      |     269.5  |       1066.7  |       614.4  |        558.5
 funct call          |      46.9  |        277.8  |       500.0  |        200.0
 system call         |       4.7  |         11.3  |        17.4  |          7.8
________________________________________________________________________________
Compilation speed
20 small
 real                |     479.5  |        277.2  |        99.4  |        548.8
 CPU                 |     144.5  |        100.9  |        45.0  |        142.6
3 large              |            |               |              |
 real                |     646.8  |         90.6  |        31.4  |        170.2
 CPU                 |      76.3  |         39.7  |        21.5  |         93.4
>-- 
bill davidsen		(wedu at ge-crd.arpa)
>  {uunet | philabs | seismo}!steinmetz!crdos1!davidsen
>"Stupidity, like virtue, is its own reward" -me



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