Re: About FreeBSD and Solaris


Andrew P. wrote:
> Phil Brennan wrote:
> 
>> On Mar 30, 2005 8:58 PM, Andrew P. <infofarmer@mail.ru> wrote:
>>
>>> Dag-Erling Sm鷨grav wrote:
>>>
>>>> Phil Brennan <phil.brennan@gmail.com> writes:
>>>>
>>>>
>>>>> This mysql benchmark includes solaris 10 and freebsd 5.3. Its a month
>>>>> or two old now, but its the only one I've seen. Dag-Erling, how does
>>>>> this show solaris to be slow on x86? It certainly isn't slow compared
>>>>> to freebsd.
>>>>
>>>>
>>>>
>>>> Please use something else than MySQL as benchmark, as MySQL has
>>>> well-known issues with FreeBSD's threading model.
>>>>
>>>> DES
>>>
>>>
>>> Latest talk on the Net suggests that freebsd is a
>>> perfect choice for mysql-based database, but you
>>> should compile it (mysql) with linux threads enabled.
>>>
>>> I think Yahoo has used mysql on freebsd for years
>>> on end. They have switched their core db units to
>>> linux-oracle, though.
>>>
>>> Andrew P.
>>>
>>
>> Could you provide urls for this latest talk? From the testing in that 
>> benchmark that I posted, kse threading seems
>> to be as good as linuxthreads, but not enough to catch linux or
>> solaris.
>>
> What part of it? Yahoo using mysql was in some
> mySQL manual, Yahoo using freebsd was everywhere,
> Yahoo switching to oracle was in the news couple
> of months ago, Yahoo switching to linux was also
> in the news - and it was explained by linux being
> a supported platform for oracle, while freebsd
> being not, and linuxthreads being greater for
> mysql/freebsd was in that excerpt by a prominent
> mysql evangelist.
> 
> Googling for the very last, I only found this:
> http://software.newsforge.com/software/04/12/27/1243207.shtml
> 
> quoting:
> 
> FreeBSD 5.3 did relatively well in both KSE and linuxthreads mode, 
> although with all the work that's been done in the SMP and threading 
> realms, I was a little disappointed with the results. Still, it seems 
> that the native threading model for the production release of FreeBSD-5 
> is ready for prime time, and can replace the long-standing FreeBSD 
> convention of using linuxthreads with MySQL.
> 
> For FreeBSD 4.11, however, linuxthreads definitely helped with 
> performance (and in many cases outperformed FreeBSD 5.3). With libc_r, 
> performance lagged far behind linuxthreads for many tests, and there was 
> little scalability. I would say it's highly advisable to build your 
> FreeBSD 4.11 MySQL binary with linuxthreads.

Erm, I've just noticed that it's the one you posted
earlier, it's also one of the most popular mysql
benchmarking articles there is now :-)
_______________________________________________
freebsd-chat@freebsd.org mailing list
http://lists.freebsd.org/mailman/listinfo/freebsd-chat
To unsubscribe, send any mail to "freebsd-chat-unsubscribe@freebsd.org"