Benchmarks results for Compilers on FreeBSD 11

[Łukasz Wąsikowski]

W dniu 2016-08-30 o 11:35, Fernando Herrero Carrón pisze:

> 2016-08-30 9:04 GMT+02:00 Andrea Brancatelli <abrancatelli at schema31.it>:
> 
>>
>>
>> Il 2016-08-30 05:51 K. Macy ha scritto:
>>
>> I can't speak for the whole universe of users, but I think it's safe
>> to say that most users are not power users who individually configure
>> ports tailored to their needs. I think my experiences on Ubuntu, where
>> I'm definitely not a power user, are illustrative. I never compile
>> *anything* that has a package in an ubuntu repo and I assume that the
>> packages are configured when built to enable any performance options
>> that don't potentially cause stability issues. Similarly, on FreeBSD
>> most users are going to be using packages and they're going to assume
>> that the packages are configured to "provide the best user
>> experience". Consequently anyone using a package that could use OpenMP
>> is going to legitimately just assume that "X" is slower on FreeBSD.
>> And for all intents and purposes "X" _is_ slower.
>>
>>
>> I second this 100%.
>>
>> If anyone thinks that this is not the "correct" approach then I don't see
>> the point of the PKG project as a whole.
>>
> 
> I would also vote for "best performance per default". On a second thought,
> this would actually mean "average performance per default", because we
> should be conservative as to what optimizations are enabled that still work
> on older CPUs. I would say enabling all those compiler optimizations would
> be a safe bet (simply going from -O to -O2).

+1 to that. I'd love to see FreeBSD performance superior to Linux, but
even a little worse than Linux would still be ok. Unfortunatelly that
"little worse" gap is growing.

-- 
best regards,
Lukasz Wasikowski