Hi

We have had some major performance hits with Hyperthreading CPUs and
Firebirder SS. I think you either need to use Classic or turn off
hyperthreading.

Rob Martin
Software Engineer

phone +64 03 377 0495
fax +64 03 377 0496
web www.chreos.com

Wild Software Ltd



afarias.sistemas wrote:

>
> Hi All,
>
> Is there any known issue on using FB 1.5 SS on Windows 2003 server over a
> Xeon (HT) Processor??
>
> I have experienced [very] bad performances with this configuration
> (tested 2
> diferent applications, on 2 diferent servers, one being a 4 processor
> server
> and a second one a 1 processor only)
>
> On the 4 processor machine we´ve attached FB to the 1st processor on
> firebird.conf.
>
> Regards,
> Anderson
>
> [Non-text portions of this message have been removed]
>
>