> At server level, I found at firebird.conf, the configuration
> DefaultDbCachePages. There it says that for Super Server the default is 2048
> and for Client Server is 75. Is this configuration what I have to set
> between 256 and 1024?

Yes.

> And where do I configure data page cache at database level?

'gstat -h' will show you if you have it set for a particular
database. 'gfix -buffers' will allow you to change this setting, but I
would advice you not to do it.

You can find description of both these utilities in Operations Guide
on documentation web page.

SY, SD.