On Wed, Feb 01, 2006 at 04:37:07PM -0500, Matthew T. O'Connor wrote: > I think the default settings should be designed to minimize the impact > autovacuum has on the system while preventing the system from ever > getting wildly bloated (also protect xid wraparound, but that doesn't > have anything to do with the thresholds). I don't really see the logic behind that. Problems caused by inadequate vacuuming seem to be much more prevalent than problems caused by vacuum impacting the system. If vacuum impact is a concern I think it more reasonable to make the default vacuum_cost_delay non-zero instead. -- Jim C. Nasby, Sr. Engineering Consultant jnasby@xxxxxxxxxxxxx Pervasive Software http://pervasive.com work: 512-231-6117 vcard: http://jim.nasby.net/pervasive.vcf cell: 512-569-9461