Anj Adu <fotographs(at)gmail(dot)com> writes:
> We have several partitioned tables that get dropped every day ..We do
> not do autovacuum as it is an IO hog (and most tables are dropped
> anyways..and the large tables are never updated)..
If you're not going to run autovacuum then that means *you* must take
responsibility for vacuuming everything on a reasonable schedule.
That includes the system catalogs. I think you'd be better off taking
the effort to learn to tune autovacuum to fit your requirements.
regards, tom lane