On Wed, May 25, 2016 at 1:11 PM, fabia...@itbizolutions.com.au [firebird-support] <firebird-support@yahoogroups.com> wrote:
> > Now on the flip side, the performance sucks, it is worst than with FB > 2.54, and when looking at the task manager on windows it appears only one > processor it doing the job, as if the code was not SMP enabled.... very > strange. > One possibility is that you're testing V3.0 SuperServer single user. In V3.0, Firebird is multi-threaded at the client statement level. It does not decompose queries and schedule the pieces on different processors. That means that a full-table scan runs on only one processor. Two simultaneous full-table scans will run on two processors. Good luck, Ann
