On Jan 5, 2011, at 4:11 PM, Michael Satterwhite wrote: > Each machine would have a unique machine_id. This would guarantee uniqueness > and be very easy to maintain. And if somebody clones the disk to a new machine, but leaves the old one in service? Or do you use the MAC address and hope that's unique? -- Scott Ribe scott_ribe@xxxxxxxxxxxxxxxx http://www.elevated-dev.com/ (303) 722-0567 voice -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general