Re: Default autovacuum settings too conservative

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@pervasive.com
Pervasive Software      http://pervasive.com    work: 512-231-6117
vcard: http://jim.nasby.net/pervasive.vcf       cell: 512-569-9461