"George Sexton" <georges(at)mhsoftware(dot)com> writes:
> I have a system with around 330 databases running PostgreSQL 8.4.2
> What would the expected behavior be with AutoVacuum_NapTime set to the
> default of 1m and autovacuum_workers set to 3?
autovacuum_naptime is the cycle time for any one database, so you'd
get an autovac worker launched every 60/330 seconds ...
regards, tom lane