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From: mahmoud@karazm.math.uh.edu (Ahmed Mahmoud)
Newsgroups: comp.arch
Subject: Re: Small Benchmark
Message-ID: <1991May18.161800.6657@menudo.uh.edu>
Date: 18 May 91 16:18:00 GMT
References: <1991May17.181628.19207@linus.mitre.org> <1991May18.155143.5741@menudo.uh.edu>
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In article <1991May18.155143.5741@menudo.uh.edu> mahmoud@karazm.math.uh.edu (Ahmed Mahmoud) writes:
>In article <1991May17.181628.19207@linus.mitre.org> bs@gauss.mitre.org (Robert D. Silverman) writes:
>>I would like to present the following (small) benchmark code for Unix
>>systems. A co-worker has dubbed this 'bobstones'.
>>
>>This program very seriously tests memory and data cacheing effects. It is
>>quite simple. 
>>
>>I would like to ask that people out there try this out and report the results
>>back to this forum. It only takes a few seconds to run.
>> 
>I ran this benchmark on a NeXTstation 25mhz 68040 8 megs of ram. I had a few
>things running at the time...( kermit,edit and a terminal emulator) here
>are the results
>localhost> cc -o bench bench.c
>localhost> bench
>Total time (sys+user)       :   11.98  (bobstones)
>Page faults (min/maj)       :   0/0
>Blocks in input/output      :   2459/0
>Context switches (vol/invol):   2533/348
>localhost> 
>
>ahmed
>


sorry for the above results here is a better compiling
localhost> cc -o bench -O bench.c
localhost> bench
Total time (sys+user)       :   4.95  (bobstones)
Page faults (min/maj)       :   0/0
Blocks in input/output      :   1/0
Context switches (vol/invol):   1/123
localhost> bench
Total time (sys+user)       :   4.86  (bobstones)
Page faults (min/maj)       :   0/0
Blocks in input/output      :   7/0
Context switches (vol/invol):   7/112
localhost> bench
Total time (sys+user)       :   4.84  (bobstones)
Page faults (min/maj)       :   0/0
Blocks in input/output      :   0/0
Context switches (vol/invol):   0/114
localhost> 
ahmed