Subject Re: [firebird-support] Performance of Firebird (Superserver vs Superclassic, etc.)
Author Geoff Worboys
Helen Borrie helebor@... [firebird-support] wrote:
> At 12:59 p.m. 30/10/2014, Geoff Worboys
> geoff@... [firebird-support] wrote:

>>Is it safe to assume that, when you were running SuperServer,
>>you had edited firebird.conf to change the installation default
>>CpuAffinityMask from 1 to 15 ? (So that it would use all 4 of
>>your processors.)

> That wouldn't make any difference unless the same Fb server was
> serving multiple databases. Fb 2.5.3 SS doesn't use multiple
> CPUs otherwise...

Doesn't that depend on how they implemented the separate threads?
SS does/can use different threads for separate connections to the
same database, can't it? So if the threads operate over separate
connections then wouldn't SS be able to use multiple CPUs?

--
Geoff Worboys
Telesis Computing Pty Ltd