On Thu, 07 Feb 2013 15:37:59 -0000, "red_october2009"
<kevin.wendy.morris@...> wrote:

> Hi Poul,
>
> At the bottom of your message you recommended both:
>
>> If you use 2.5.2 you can run the super classic version,
>
> Are you recommending the super or the classic for the "high number of
> concurrent connections on an SMTP machine" situation?

There are three types in 2.5.2:

ClassicServer
SuperClassic
SuperServer

SuperServer is not very suitable for high concurrency and SMP, because it
- by default - works on a single CPU core. See
http://www.firebirdsql.org/manual/qsg25-classic-or-super.html and
http://www.firebirdsql.org/manual/qsg25-appx-architectures.html