"Juan Casero \(FL FLC\)" <Juan.Casero@xxxxxxxxxxxxxx> writes: > ... This box has a single Ultrasparc T1 cpu with six execution > piplelines that can each handle 4 threads. With the Unix top utility > the postgresql server appears to bounce around between the available > threads on the system. Try sending it more than one query at a time? If you're testing with just one client connection issuing queries, that's about what I'd expect. regards, tom lane