> Does Firebird 2.1 SS or 2.04 SS uses ALL processors under Fedora 8 32/64
> bits?

No

> We are currently running on Win 2003 32 bits, and the service is linked to 1
> processor, as requiered, however we need to improbe the response time, and
> Classic is no better for our configuration (we have 500 connections all the
> time, and only 5 or 10 are doing something simultaneosly). We are using 2 GB
> ram for cache, however we have 16 GB on the server,

I doubt W2K3 32-bit used this RAM for its file system cache

> and the response is
> about 200 milliseconds to 5 seconds per request. If we install Classic, it
> will consume too much memory (we have 16 GB, but it will only give 16GB /
> 500 = 32 Mb per connection), and the performance will drop even further as a
> result of loosing all the database cache. Perhaps there is a way to
> configure Classic to "allocate lots of ram" when doing something, and
> release it when the user is IDLE, would that be better than SuperServer?

No.

Install 64-bit OS which can use your 16GB for file system cache.
Firebird will benefit from huge FS cache.

Regards,
Vlad