FreeBSD 7.1 BETA 2 vs Opensolaris vs Ubuntu performance

[Ivan Voras]

Roman Divacky wrote:
> On Tue, Nov 25, 2008 at 12:08:27PM +0100, Ivan Voras wrote:
>> Steven Hartland wrote:
>>> http://www.phoronix.com/scan.php?page=article&item=os_threeway_2008&num=1
>>>
>>> Was interesting until I saw this:-
>>>
>> The results seem well within expectations, for the sort of benchmarks
>> they did: there is little difference between the systems. Depending on
>> the details of how they did the benchmarks and how they processed the
>> results (if at all), the results can even be within the margin of error
>> (i.e. useless for mutual comparison except to show the systems are all
>> very similar).
>>
>> The benchmarks they did are mostly focused on number crunching and do
>> not even touch the area of system scalability to multiple CPUs, which
>> could have been easily done but they chose not to. Number crunching is a
>> bad choice for system scalability measure because down to the metal, all
>> systems use similar compilers and there's nothing the OS can do to
> 
> I believe most of the synthetic numbers (mp3 encoding etc.) difference
> comes from the different version of gcc the different OS uses...

You're very likely right. Ubuntu 8.10 has gcc 4.3.x - it could make for
the small difference in gzip and 7z compression performance.


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